1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.impl.graph;
14 import java.io.BufferedOutputStream;
16 import java.io.FileOutputStream;
17 import java.io.IOException;
18 import java.io.PrintStream;
19 import java.lang.reflect.Array;
20 import java.lang.reflect.InvocationTargetException;
21 import java.nio.BufferUnderflowException;
22 import java.util.ArrayList;
23 import java.util.Collection;
24 import java.util.Collections;
25 import java.util.IdentityHashMap;
26 import java.util.Iterator;
27 import java.util.List;
28 import java.util.ListIterator;
30 import java.util.function.Consumer;
32 import org.eclipse.core.runtime.Platform;
33 import org.simantics.databoard.Accessors;
34 import org.simantics.databoard.Bindings;
35 import org.simantics.databoard.accessor.Accessor;
36 import org.simantics.databoard.accessor.error.AccessorConstructionException;
37 import org.simantics.databoard.adapter.AdaptException;
38 import org.simantics.databoard.binding.Binding;
39 import org.simantics.databoard.binding.error.RuntimeBindingConstructionException;
40 import org.simantics.databoard.binding.impl.ObjectVariantBinding;
41 import org.simantics.databoard.binding.mutable.Variant;
42 import org.simantics.databoard.serialization.Serializer;
43 import org.simantics.databoard.type.Datatype;
44 import org.simantics.databoard.util.binary.BinaryFile;
45 import org.simantics.databoard.util.binary.RandomAccessBinary;
46 import org.simantics.db.AsyncReadGraph;
47 import org.simantics.db.DevelopmentKeys;
48 import org.simantics.db.ExternalValueSupport;
49 import org.simantics.db.ReadGraph;
50 import org.simantics.db.RelationContext;
51 import org.simantics.db.Resource;
52 import org.simantics.db.Session;
53 import org.simantics.db.Statement;
54 import org.simantics.db.adaption.AdaptionService;
55 import org.simantics.db.common.primitiverequest.Adapter;
56 import org.simantics.db.common.primitiverequest.Builtin;
57 import org.simantics.db.common.primitiverequest.DatatypeBinding;
58 import org.simantics.db.common.primitiverequest.ForEachAssertedObject;
59 import org.simantics.db.common.primitiverequest.ForEachAssertedStatement;
60 import org.simantics.db.common.primitiverequest.HasStatement;
61 import org.simantics.db.common.primitiverequest.HasStatementSubject;
62 import org.simantics.db.common.primitiverequest.HasStatementSubjectObject;
63 import org.simantics.db.common.primitiverequest.HasValue;
64 import org.simantics.db.common.primitiverequest.Inverse;
65 import org.simantics.db.common.primitiverequest.IsInheritedFrom;
66 import org.simantics.db.common.primitiverequest.IsInstanceOf;
67 import org.simantics.db.common.primitiverequest.IsSubrelationOf;
68 import org.simantics.db.common.primitiverequest.OrderedSet;
69 import org.simantics.db.common.primitiverequest.PossibleAdapter;
70 import org.simantics.db.common.primitiverequest.PossibleInverse;
71 import org.simantics.db.common.primitiverequest.PossibleObject;
72 import org.simantics.db.common.primitiverequest.PossibleRelatedValue;
73 import org.simantics.db.common.primitiverequest.PossibleRelatedValueImplied;
74 import org.simantics.db.common.primitiverequest.PossibleStatement;
75 import org.simantics.db.common.primitiverequest.PossibleType;
76 import org.simantics.db.common.primitiverequest.PossibleUniqueAdapter;
77 import org.simantics.db.common.primitiverequest.PossibleValue;
78 import org.simantics.db.common.primitiverequest.PossibleValueImplied;
79 import org.simantics.db.common.primitiverequest.RelatedValue;
80 import org.simantics.db.common.primitiverequest.RelatedValueImplied;
81 import org.simantics.db.common.primitiverequest.SingleObject;
82 import org.simantics.db.common.primitiverequest.SingleStatement;
83 import org.simantics.db.common.primitiverequest.SingleType;
84 import org.simantics.db.common.primitiverequest.SingleTypeAny;
85 import org.simantics.db.common.primitiverequest.Types;
86 import org.simantics.db.common.primitiverequest.UniqueAdapter;
87 import org.simantics.db.common.primitiverequest.Value;
88 import org.simantics.db.common.primitiverequest.ValueImplied;
89 import org.simantics.db.common.primitiverequest.VariantValueImplied;
90 import org.simantics.db.common.procedure.adapter.AsyncMultiProcedureAdapter;
91 import org.simantics.db.common.procedure.adapter.ProcedureAdapter;
92 import org.simantics.db.common.procedure.adapter.TransientCacheAsyncListener;
93 import org.simantics.db.common.procedure.adapter.TransientCacheListener;
94 import org.simantics.db.common.procedure.single.SyncReadProcedure;
95 import org.simantics.db.common.procedure.single.wrapper.DeepSingleOrErrorProcedure;
96 import org.simantics.db.common.procedure.single.wrapper.DeepSingleOrNullProcedure;
97 import org.simantics.db.common.procedure.single.wrapper.ExceptionToNullProcedure;
98 import org.simantics.db.common.procedure.single.wrapper.NullSingleOrNullProcedure;
99 import org.simantics.db.common.procedure.single.wrapper.SingleFunctionalOrNullProcedure;
100 import org.simantics.db.common.procedure.single.wrapper.SingleOrErrorProcedure;
101 import org.simantics.db.common.procedure.single.wrapper.SingleOrNullProcedure;
102 import org.simantics.db.common.procedure.wrapper.NoneToAsyncListener;
103 import org.simantics.db.common.procedure.wrapper.NoneToAsyncMultiListener;
104 import org.simantics.db.common.procedure.wrapper.NoneToAsyncMultiProcedure;
105 import org.simantics.db.common.procedure.wrapper.NoneToAsyncProcedure;
106 import org.simantics.db.common.procedure.wrapper.NoneToAsyncSetProcedure;
107 import org.simantics.db.common.procedure.wrapper.SyncToAsyncListener;
108 import org.simantics.db.common.procedure.wrapper.SyncToAsyncMultiListener;
109 import org.simantics.db.common.procedure.wrapper.SyncToAsyncMultiProcedure;
110 import org.simantics.db.common.procedure.wrapper.SyncToAsyncProcedure;
111 import org.simantics.db.common.procedure.wrapper.SyncToAsyncSetProcedure;
112 import org.simantics.db.common.request.AdaptValue;
113 import org.simantics.db.common.request.ResourceRead;
114 import org.simantics.db.common.utils.Logger;
115 import org.simantics.db.common.utils.NameUtils;
116 import org.simantics.db.common.validation.L0Validations;
117 import org.simantics.db.exception.AdaptionException;
118 import org.simantics.db.exception.ArgumentException;
119 import org.simantics.db.exception.AssumptionException;
120 import org.simantics.db.exception.BindingException;
121 import org.simantics.db.exception.DatabaseException;
122 import org.simantics.db.exception.DoesNotContainValueException;
123 import org.simantics.db.exception.EmptyResourceException;
124 import org.simantics.db.exception.InternalException;
125 import org.simantics.db.exception.InvalidLiteralException;
126 import org.simantics.db.exception.ManyObjectsForFunctionalRelationException;
127 import org.simantics.db.exception.NoInverseException;
128 import org.simantics.db.exception.NoSingleResultException;
129 import org.simantics.db.exception.ResourceNotFoundException;
130 import org.simantics.db.exception.ServiceException;
131 import org.simantics.db.exception.ValidationException;
132 import org.simantics.db.impl.RelationContextImpl;
133 import org.simantics.db.impl.ResourceImpl;
134 import org.simantics.db.impl.internal.RandomAccessValueSupport;
135 import org.simantics.db.impl.internal.ResourceData;
136 import org.simantics.db.impl.procedure.CallWrappedSingleQueryProcedure4;
137 import org.simantics.db.impl.procedure.ResultCallWrappedQueryProcedure4;
138 import org.simantics.db.impl.procedure.ResultCallWrappedSingleQueryProcedure4;
139 import org.simantics.db.impl.query.CacheEntry;
140 import org.simantics.db.impl.query.QueryProcessor;
141 import org.simantics.db.impl.query.QuerySupport;
142 import org.simantics.db.impl.query.TripleIntProcedure;
143 import org.simantics.db.impl.support.ResourceSupport;
144 import org.simantics.db.procedure.AsyncListener;
145 import org.simantics.db.procedure.AsyncMultiListener;
146 import org.simantics.db.procedure.AsyncMultiProcedure;
147 import org.simantics.db.procedure.AsyncProcedure;
148 import org.simantics.db.procedure.AsyncSetListener;
149 import org.simantics.db.procedure.Listener;
150 import org.simantics.db.procedure.ListenerBase;
151 import org.simantics.db.procedure.MultiListener;
152 import org.simantics.db.procedure.MultiProcedure;
153 import org.simantics.db.procedure.Procedure;
154 import org.simantics.db.procedure.SetListener;
155 import org.simantics.db.procedure.StatementProcedure;
156 import org.simantics.db.procedure.SyncListener;
157 import org.simantics.db.procedure.SyncMultiListener;
158 import org.simantics.db.procedure.SyncMultiProcedure;
159 import org.simantics.db.procedure.SyncProcedure;
160 import org.simantics.db.procedure.SyncSetListener;
161 import org.simantics.db.request.AsyncMultiRead;
162 import org.simantics.db.request.AsyncRead;
163 import org.simantics.db.request.DelayedWrite;
164 import org.simantics.db.request.DelayedWriteResult;
165 import org.simantics.db.request.ExternalRead;
166 import org.simantics.db.request.MultiRead;
167 import org.simantics.db.request.Read;
168 import org.simantics.db.request.ReadInterface;
169 import org.simantics.db.request.RequestFlags;
170 import org.simantics.db.request.Write;
171 import org.simantics.db.request.WriteInterface;
172 import org.simantics.db.request.WriteOnly;
173 import org.simantics.db.request.WriteOnlyResult;
174 import org.simantics.db.request.WriteResult;
175 import org.simantics.layer0.Layer0;
176 import org.simantics.scl.compiler.types.Type;
177 import org.simantics.scl.compiler.types.exceptions.SCLTypeParseException;
178 import org.simantics.scl.reflection.ReflectionUtils;
179 import org.simantics.scl.reflection.ValueNotFoundException;
180 import org.simantics.scl.runtime.function.Function3;
181 import org.simantics.utils.DataContainer;
182 import org.simantics.utils.Development;
183 import org.simantics.utils.datastructures.Pair;
184 import org.simantics.utils.datastructures.collections.CollectionUtils;
186 import gnu.trove.map.hash.TObjectIntHashMap;
188 public class ReadGraphImpl implements ReadGraph {
190 final static boolean EMPTY_RESOURCE_CHECK = false;
192 final public CacheEntry parent;
193 final public QueryProcessor processor;
195 final static Binding DATA_TYPE_BINDING_INTERNAL = Bindings.getBindingUnchecked(Datatype.class);
196 final static Serializer DATA_TYPE_SERIALIZER = Bindings.getSerializerUnchecked(DATA_TYPE_BINDING_INTERNAL);
198 final public static TObjectIntHashMap<String> counters = new TObjectIntHashMap<String>();
200 public static void resetCounters() {
204 public static String listCounters(File file) throws IOException {
206 PrintStream b = new PrintStream(new BufferedOutputStream(new FileOutputStream(file)));
208 for(Pair<String,Integer> p : CollectionUtils.valueSortedEntries(counters)) {
209 b.print(-p.second + " " + p.first + "\n");
214 return "Dumped " + counters.size() + " queries.";
219 * Implementation of the interface ReadGraph
221 final public String getURI(final Resource resource) throws AssumptionException, ValidationException, ServiceException {
223 assert (resource != null);
227 return syncRequest(new org.simantics.db.common.uri.ResourceToURI(resource));
229 } catch (AssumptionException e) {
231 throw new AssumptionException(e);
233 } catch (ValidationException e) {
235 throw new ValidationException(e);
237 } catch (ServiceException e) {
239 throw new ServiceException(e);
241 } catch (DatabaseException e) {
243 throw new ServiceException(INTERNAL_ERROR_STRING, e);
249 final public String getPossibleURI(final Resource resource) throws ValidationException, ServiceException {
251 assert (resource != null);
255 return syncRequest(new org.simantics.db.common.uri.ResourceToPossibleURI(resource));
257 } catch (ValidationException e) {
259 throw new ValidationException(e);
261 } catch (ServiceException e) {
263 throw new ServiceException(e);
265 } catch (DatabaseException e) {
267 throw new ServiceException(INTERNAL_ERROR_STRING, e);
273 final public Resource getResource(final String id)
274 throws ResourceNotFoundException, ValidationException,
281 return syncRequest(new org.simantics.db.common.primitiverequest.Resource(
284 } catch (ResourceNotFoundException e) {
286 throw new ResourceNotFoundException(id, e);
288 } catch (ValidationException e) {
290 throw new ValidationException(e);
292 } catch (ServiceException e) {
294 throw new ServiceException(e);
296 } catch (DatabaseException e) {
298 throw new ServiceException(INTERNAL_ERROR_STRING, e);
304 final public Resource getPossibleResource(final String id)
305 throws ResourceNotFoundException, ValidationException,
312 return syncRequest(new org.simantics.db.common.primitiverequest.Resource(
315 } catch (ResourceNotFoundException e) {
319 } catch (ValidationException e) {
321 throw new ValidationException(e);
323 } catch (ServiceException e) {
325 throw new ServiceException(e);
327 } catch (DatabaseException e) {
329 throw new ServiceException(INTERNAL_ERROR_STRING, e);
335 final public Resource getRootLibrary() {
336 return processor.getRootLibraryResource();
339 final public Resource getBuiltin(final String id)
340 throws ResourceNotFoundException, ServiceException {
346 return syncRequest(new Builtin(id));
348 } catch (ResourceNotFoundException e) {
350 throw new ResourceNotFoundException(id, e);
352 } catch (ServiceException e) {
354 throw new ServiceException(e);
356 } catch (DatabaseException e) {
358 throw new ServiceException(INTERNAL_ERROR_STRING, e);
364 static class StatementReadProcedure extends TIntArrayListInternal implements StatementProcedure {
366 private static Throwable DONE = new Throwable();
368 Throwable exception = null;
370 final ResourceSupport support;
372 public StatementReadProcedure(ResourceSupport support) {
373 this.support = support;
377 public synchronized void execute(AsyncReadGraph graph, int s, int p, int o) {
384 public void finished(AsyncReadGraph graph) {
389 public void exception(AsyncReadGraph graph, Throwable t) {
393 public void checkAndThrow() throws DatabaseException {
394 if(exception != DONE) {
395 if (exception instanceof DatabaseException)
396 throw (DatabaseException) exception;
398 throw new DatabaseException(
399 "Unexpected exception in ReadGraph.syncRequest(AsyncMultiRead)",
404 public boolean done() {
405 return exception != null;
409 public boolean contains(Object obj) {
410 if(!(obj instanceof InternalStatement))
412 InternalStatement statement = (InternalStatement)obj;
416 for(int i=0;i<sizeInternal();i+=3)
417 if(s==getQuick(i) && p==getQuick(i+1) && o==getQuick(i+2))
422 @SuppressWarnings("unchecked")
424 public <T> T[] toArray(T[] a) {
425 int length = sizeInternal() / 3;
426 if(length > a.length) {
427 Class<?> arrayType = a.getClass();
428 a = (arrayType == Object[].class)
429 ? (T[]) new Object[length]
430 : (T[]) Array.newInstance(arrayType.getComponentType(), length);
433 for(int i=length;i<a.length;++i)
436 for(int i=0,j=0;i<sizeInternal();i+=3,++j)
437 a[j] = (T)new InternalStatement(support, getQuick(i), getQuick(i+1), getQuick(i+2));
442 public boolean add(Statement e) {
443 throw new UnsupportedOperationException();
447 public boolean remove(Object o) {
448 throw new UnsupportedOperationException();
452 public boolean addAll(Collection<? extends Statement> c) {
453 throw new UnsupportedOperationException();
456 class IteratorImpl implements ListIterator<Statement> {
460 public IteratorImpl(int index) {
465 public boolean hasNext() {
466 return index < sizeInternal();
470 public Statement next() {
471 Statement result = new InternalStatement(support, getQuick(index), getQuick(index+1), getQuick(index+2));
477 public void remove() {
478 throw new Error("Not supported");
482 public boolean hasPrevious() {
487 public Statement previous() {
489 Statement result = new InternalStatement(support, getQuick(index), getQuick(index+1), getQuick(index+2));
494 public int nextIndex() {
499 public int previousIndex() {
504 public void set(Statement e) {
505 throw new UnsupportedOperationException();
509 public void add(Statement e) {
510 throw new UnsupportedOperationException();
516 public Iterator<Statement> iterator() {
517 return new IteratorImpl(0);
522 return sizeInternal() / 3;
526 public Object[] toArray() {
527 Object[] result = new Object[sizeInternal() / 3];
528 for(int i=0,j=0;j<sizeInternal();i++,j+=3)
529 result[i] = new InternalStatement(support, getQuick(j), getQuick(j+1), getQuick(j+2));
534 public boolean addAll(int index, Collection<? extends Statement> c) {
535 throw new UnsupportedOperationException();
539 public Statement get(int index) {
541 if(index < 0 || index >= sizeInternal())
542 throw new IndexOutOfBoundsException();
543 return new InternalStatement(support, getQuick(index), getQuick(index+1), getQuick(index+2));
547 public Statement set(int index, Statement element) {
548 throw new UnsupportedOperationException();
552 public void add(int index, Statement element) {
553 throw new UnsupportedOperationException();
557 public Statement remove(int index) {
558 throw new UnsupportedOperationException();
562 public int indexOf(Object obj) {
563 if(!(obj instanceof InternalStatement))
565 InternalStatement statement = (InternalStatement)obj;
569 for(int i=0;i<sizeInternal();i+=3)
570 if(s==getQuick(i) && p==getQuick(i+1) && o==getQuick(i+2))
576 public int lastIndexOf(Object obj) {
577 if(!(obj instanceof InternalStatement))
579 InternalStatement statement = (InternalStatement)obj;
583 for(int i=sizeInternal()-3;i>=0;i-=3)
584 if(s==getQuick(i) && p==getQuick(i+1) && o==getQuick(i+2))
590 public ListIterator<Statement> listIterator() {
591 return new IteratorImpl(0);
595 public ListIterator<Statement> listIterator(int index) {
596 return new IteratorImpl(index*3);
600 public List<Statement> subList(int fromIndex, int toIndex) {
601 if(fromIndex < 0 || toIndex*3 >= sizeInternal() || fromIndex > toIndex)
602 throw new IndexOutOfBoundsException();
603 return new RandomAccessSubList<Statement>(this, fromIndex, toIndex-fromIndex);
608 final public Collection<Statement> getStatements(final Resource subject,
609 final Resource relation)
610 throws ManyObjectsForFunctionalRelationException, ServiceException {
612 assert (subject != null);
613 assert (relation != null);
617 StatementReadProcedure procedure = new StatementReadProcedure(getResourceSupport());
618 processor.forEachStatement(this, subject, relation, procedure);
619 procedure.checkAndThrow();
622 } catch (DatabaseException e) {
624 System.err.println(INTERNAL_ERROR_STRING + " getStatements " + subject + " " + relation);
626 StatementReadProcedure procedure = new StatementReadProcedure(getResourceSupport());
627 processor.forEachStatement(this, subject, relation, procedure);
629 return Collections.emptyList();
631 // throw new ServiceException(INTERNAL_ERROR_STRING + " getStatements " + subject + " " + relation, e);
638 final public Collection<Statement> getAssertedStatements(final Resource subject, final Resource relation)
639 throws ManyObjectsForFunctionalRelationException, ServiceException {
641 assert (subject != null);
642 assert (relation != null);
646 return syncRequest(new ForEachAssertedStatement(subject, relation));
648 } catch (ManyObjectsForFunctionalRelationException e) {
650 throw new ManyObjectsForFunctionalRelationException(e);
652 } catch (ServiceException e) {
654 throw new ServiceException(e);
656 } catch (DatabaseException e) {
658 throw new ServiceException(INTERNAL_ERROR_STRING, e);
665 final public Collection<Resource> getPredicates(final Resource subject) throws ServiceException {
667 assert (subject != null);
671 return processor.getPredicates(this, subject);
673 // AsyncMultiReadProcedure<Resource> procedure = new AsyncMultiReadProcedure<Resource>();
674 // processor.forEachPredicate(this, subject, procedure);
675 // procedure.checkAndThrow();
678 } catch (ServiceException e) {
680 throw new ServiceException(e);
682 } catch (DatabaseException e) {
684 throw new ServiceException(INTERNAL_ERROR_STRING, e);
686 } catch (Throwable e) {
688 throw new ServiceException(e);
695 final public Collection<Resource> getPrincipalTypes(final Resource subject)
696 throws ServiceException {
698 assert (subject != null);
702 AsyncMultiReadProcedure<Resource> procedure = new AsyncMultiReadProcedure<Resource>();
703 processor.forEachPrincipalType(this, subject, procedure);
704 procedure.checkAndThrow();
707 } catch (ServiceException e) {
709 throw new ServiceException(e);
711 } catch (DatabaseException e) {
713 throw new ServiceException(INTERNAL_ERROR_STRING, e);
720 final public Set<Resource> getTypes(final Resource subject) throws ServiceException {
722 assert (subject != null);
726 return processor.getTypes(this, subject);
728 } catch (ServiceException e) {
730 throw new ServiceException(e);
732 } catch (DatabaseException e) {
734 throw new ServiceException(INTERNAL_ERROR_STRING, e);
736 } catch (Throwable e) {
738 throw new ServiceException(e);
745 final public Set<Resource> getSupertypes(final Resource subject)
746 throws ServiceException {
748 assert (subject != null);
752 SyncReadProcedure<Set<Resource>> procedure = new SyncReadProcedure<Set<Resource>>();
753 processor.forSupertypes(this, subject, procedure);
754 procedure.checkAndThrow();
755 return procedure.result;
757 } catch (ServiceException e) {
759 throw new ServiceException(e);
761 } catch (DatabaseException e) {
763 throw new ServiceException(INTERNAL_ERROR_STRING, e);
770 final public Set<Resource> getSuperrelations(final Resource subject)
771 throws ServiceException {
773 assert (subject != null);
777 SyncReadProcedure<Set<Resource>> procedure = new SyncReadProcedure<Set<Resource>>();
778 processor.forSuperrelations(this, subject, procedure);
779 procedure.checkAndThrow();
780 return procedure.result;
782 } catch (ServiceException e) {
784 throw new ServiceException(e);
786 } catch (DatabaseException e) {
788 throw new ServiceException(INTERNAL_ERROR_STRING, e);
795 public Resource getPossibleSuperrelation(Resource subject) throws ServiceException {
799 SyncReadProcedure<Resource> procedure = new SyncReadProcedure<Resource>();
800 processor.forPossibleSuperrelation(this, subject, procedure);
801 procedure.checkAndThrow();
802 return procedure.result;
804 } catch (ServiceException e) {
806 throw new ServiceException(e);
808 } catch (DatabaseException e) {
810 throw new ServiceException(INTERNAL_ERROR_STRING, e);
817 final public Collection<Resource> getObjects(final Resource subject, final Resource relation)
818 throws ServiceException {
820 assert (subject != null);
821 assert (relation != null);
823 if(Development.DEVELOPMENT) {
824 if(Development.isTrue(DevelopmentKeys.READGRAPH_COUNT)) {
825 counters.adjustOrPutValue("objects $" + subject.getResourceId() + " $" + relation.getResourceId(), 1, 1);
827 //if(subject.getResourceId()==xx && relation.getResourceId()==xx) new Exception().printStackTrace();
832 AsyncMultiReadProcedure<Resource> procedure = new AsyncMultiReadProcedure<Resource>();
833 processor.forEachObject(this, subject, relation, procedure);
834 procedure.checkAndThrow();
837 } catch (DatabaseException e) {
839 throw new ServiceException(INTERNAL_ERROR_STRING, e);
846 final public Collection<Resource> getAssertedObjects(
847 final Resource subject, final Resource relation)
848 throws ManyObjectsForFunctionalRelationException, ServiceException {
851 throw new ArgumentException("Subject must not be null.");
852 if (relation == null)
853 throw new ArgumentException("Relation must not be null. Subject=" + subject);
857 return syncRequest(new ForEachAssertedObject(subject, relation));
859 } catch (ManyObjectsForFunctionalRelationException e) {
861 throw new ManyObjectsForFunctionalRelationException(e);
863 } catch (ServiceException e) {
865 throw new ServiceException(e);
867 } catch (DatabaseException e) {
869 throw new ServiceException(INTERNAL_ERROR_STRING, e);
876 final public Resource getInverse(final Resource relation) throws NoInverseException, ServiceException {
878 assert (relation != null);
882 return getSingleObject(relation, processor.querySupport.getResource(processor.getInverseOf()));
884 } catch (NoSingleResultException e) {
886 throw new NoInverseException(e);
888 } catch (ServiceException e) {
890 throw new ServiceException(e);
897 final public Resource getSingleObject(final Resource subject, final Resource relation) throws NoSingleResultException, ServiceException {
899 if( subject == null) throw new IllegalArgumentException("subject can not be null");
900 if( relation == null) throw new IllegalArgumentException("relation can not be null");
903 int single = processor.getSingleObject(this, subject, relation);
905 if (EMPTY_RESOURCE_CHECK) {
906 if (!hasStatement(subject)) {
907 throw new EmptyResourceException("Resource " + debugString(subject));
910 throw new NoSingleResultException("No single object for subject " + debugString(subject)
911 + " and relation " + debugString(relation), single);
913 return processor.querySupport.getResource(single);
914 } catch (NoSingleResultException e) {
916 } catch (DatabaseException e) {
917 throw new ServiceException(e);
922 final public Statement getSingleStatement(final Resource subject, final Resource relation) throws NoSingleResultException, ManyObjectsForFunctionalRelationException, ServiceException {
923 assert (subject != null);
924 assert (relation != null);
926 Collection<Statement> statements = getStatements(subject, relation);
927 if (statements.size() == 1) {
928 return statements.iterator().next();
930 if (EMPTY_RESOURCE_CHECK)
931 if (!hasStatement(subject))
932 throw new EmptyResourceException("Resource " + debugString(subject));
933 throw new NoSingleResultException("No single statement for subject " + debugString(subject)
934 + " and relation " + debugString(relation), statements.size());
936 } catch (ServiceException e) {
937 throw new ServiceException(e);
942 final public Resource getSingleType(final Resource subject) throws NoSingleResultException, ServiceException {
943 assert (subject != null);
945 ArrayList<Resource> principalTypes = (ArrayList<Resource>)getPrincipalTypes(subject);
946 if (principalTypes.size() == 1) {
947 return principalTypes.get(0);
949 throw new NoSingleResultException("No single type for subject " + debugString(subject), principalTypes.size());
951 } catch (ServiceException e) {
952 throw new ServiceException(e);
957 final public Resource getSingleType(final Resource subject,
958 final Resource baseType) throws NoSingleResultException,
961 assert (subject != null);
962 assert (baseType != null);
965 return syncRequest(new SingleType(subject, baseType));
966 } catch (DatabaseException e) {
967 throw new NoSingleResultException("subject=" + subject + ", baseType=" + baseType, 0, e);
972 final public <T> T getValue(final Resource subject) throws DoesNotContainValueException, ServiceException {
974 assert (subject != null);
978 Layer0 L0 = processor.getL0(this);
979 int object = processor.getSingleObject(this, subject, L0.HasDataType);
980 if(object == 0) throw new DoesNotContainValueException("No data type for " + subject);
982 if(processor.isImmutable(object)) {
983 Binding binding = syncRequest(new DatatypeBinding(processor.querySupport.getResource(object)), TransientCacheListener.<Binding>instance());
984 return getValue(subject, binding);
986 byte[] dt = processor.getValue(this, object);
987 if(dt == null) throw new ServiceException("No data type for " + subject);
988 Datatype datatype = (Datatype)DATA_TYPE_SERIALIZER.deserialize(dt);
989 Binding binding = Bindings.getBinding(datatype);
990 return getValue(subject, binding);
993 } catch (IOException e) {
995 throw new ServiceException(e);
997 } catch (DoesNotContainValueException e) {
999 throw new DoesNotContainValueException(e, subject);
1001 } catch (ServiceException e) {
1003 throw new ServiceException(e);
1005 } catch (DatabaseException e) {
1007 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1014 final public Variant getVariantValue(final Resource subject) throws DoesNotContainValueException, ServiceException {
1016 assert (subject != null);
1020 Layer0 L0 = processor.getL0(this);
1021 int object = processor.getSingleObject(this, subject, L0.HasDataType);
1022 if(object == 0) throw new DoesNotContainValueException("No data type for " + subject);
1024 if(processor.isImmutable(object)) {
1025 Binding binding = syncRequest(new DatatypeBinding(processor.querySupport.getResource(object)), TransientCacheListener.<Binding>instance());
1026 return new Variant(binding, getValue(subject, binding));
1028 byte[] dt = processor.getValue(this, object);
1029 if(dt == null) throw new ServiceException("No data type for " + subject);
1030 Datatype datatype = (Datatype)DATA_TYPE_SERIALIZER.deserialize(dt);
1031 Binding binding = Bindings.getBinding(datatype);
1032 return new Variant(binding, getValue(subject, binding));
1035 } catch (IOException e) {
1037 throw new ServiceException(e);
1039 } catch (DoesNotContainValueException e) {
1041 throw new DoesNotContainValueException(e, subject);
1043 } catch (ServiceException e) {
1045 throw new ServiceException(e);
1047 } catch (DatabaseException e) {
1049 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1054 static final IdentityHashMap<Binding,Serializer> serializers = new IdentityHashMap<Binding,Serializer>();
1057 serializers.put(Bindings.STRING, Bindings.STRING.serializer());
1060 final protected Serializer getSerializer(Binding binding) {
1061 return binding.serializer();
1065 final public <T> T getValue(final Resource subject, final Binding binding) throws DoesNotContainValueException, BindingException,
1068 assert (subject != null);
1072 byte[] bytes = processor.getValue(this, subject);
1073 if (bytes == null) throw new DoesNotContainValueException("No value for resource " + subject);
1075 Serializer serializer = getSerializer(binding);
1076 return (T)serializer.deserialize(bytes);
1078 } catch (DoesNotContainValueException e) {
1080 throw new DoesNotContainValueException(e);
1082 } catch (IOException e) {
1084 throw new ServiceException(e);
1086 } catch (DatabaseException e) {
1088 throw new ServiceException(e);
1090 } catch (BufferUnderflowException e) {
1091 // This is sometimes thrown when deserialize fails because wrong format.
1092 // For callers of this method this is just an service exception.
1093 throw new ServiceException(e);
1099 final public <T> T getRelatedValue(final Resource subject, final Resource relation) throws NoSingleResultException,
1100 DoesNotContainValueException, ServiceException {
1102 assert (subject != null);
1103 assert (relation != null);
1106 Resource object = getSingleObject(subject, relation);
1107 return getValue(object);
1108 } catch (NoSingleResultException e) {
1109 throw new NoSingleResultException("No single value found for subject " + debugString(subject) + " and relation " + debugString(relation), e.getResultCount(), e);
1110 } catch (DoesNotContainValueException e) {
1112 Layer0 L0 = processor.getL0(this);
1113 Resource object = getPossibleObject(subject, relation);
1114 if(isInstanceOf(object, L0.Value)) {
1115 if(isInstanceOf(object, L0.Literal)) {
1116 throw new DoesNotContainValueException(e);
1118 throw new InvalidLiteralException("The object " + object + " is not an instance of L0.Literal (use getRelatedValue2 instead)", e);
1121 throw new DoesNotContainValueException("The object " + object + " is not an instance of L0.Value", e);
1123 } catch (DoesNotContainValueException e2) {
1125 } catch (DatabaseException e2) {
1126 throw new InternalException("The client failed to analyse the cause of the following exception", e);
1128 } catch (ServiceException e) {
1129 throw new ServiceException(e);
1134 final public Variant getRelatedVariantValue(final Resource subject, final Resource relation) throws NoSingleResultException,
1135 DoesNotContainValueException, ServiceException {
1137 assert (subject != null);
1138 assert (relation != null);
1141 Resource object = getSingleObject(subject, relation);
1142 return getVariantValue(object);
1143 } catch (NoSingleResultException e) {
1144 throw new NoSingleResultException("No single object for subject " + debugString(subject) + " and relation " + debugString(relation), e.getResultCount(), e);
1145 } catch (DoesNotContainValueException e) {
1147 Layer0 L0 = processor.getL0(this);
1148 Resource object = getPossibleObject(subject, relation);
1149 if(isInstanceOf(object, L0.Value)) {
1150 if(isInstanceOf(object, L0.Literal)) {
1151 throw new DoesNotContainValueException(e);
1153 throw new InvalidLiteralException("The object " + object + " is not an instance of L0.Literal (use getRelatedValue2 instead)", e);
1156 throw new DoesNotContainValueException("The object " + object + " is not an instance of L0.Value", e);
1158 } catch (DoesNotContainValueException e2) {
1160 } catch (DatabaseException e2) {
1161 throw new InternalException("The client failed to analyse the cause of the following exception", e);
1163 } catch (ServiceException e) {
1164 throw new ServiceException(e);
1169 final public <T> T getRelatedValue(final Resource subject, final Resource relation, final Binding binding)
1170 throws NoSingleResultException, DoesNotContainValueException, BindingException, ServiceException {
1172 assert (subject != null);
1173 assert (relation != null);
1176 Resource object = getSingleObject(subject, relation);
1177 return getValue(object, binding);
1178 } catch (NoSingleResultException e) {
1179 String message = "";
1181 String subjectName = NameUtils.getSafeName(this, subject, true);
1182 String relationName = NameUtils.getSafeName(this, relation, true);
1183 message = "Subject: " + subjectName + ", Relation: " + relationName;
1184 } catch (DatabaseException e2) {
1187 throw new NoSingleResultException(message, e.getResultCount(), e);
1188 } catch (DoesNotContainValueException e) {
1189 throw new DoesNotContainValueException(e);
1190 } catch (ServiceException e) {
1191 throw new ServiceException(e);
1196 final public <T> T adapt(final Resource resource, final Class<T> clazz)
1197 throws AdaptionException, ValidationException, ServiceException {
1199 assert (resource != null);
1200 assert (clazz != null);
1204 return syncRequest(new Adapter<T>(resource, clazz));
1206 } catch (AdaptionException e) {
1208 throw new AdaptionException(e);
1210 } catch (ValidationException e) {
1212 throw new ValidationException(e);
1214 } catch (ServiceException e) {
1216 throw new ServiceException(e);
1218 } catch (DatabaseException e) {
1220 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1227 final public <T,C> T adaptContextual(final Resource resource, final C context, final Class<C> contextClass, final Class<T> clazz)
1228 throws AdaptionException, ValidationException, ServiceException {
1230 assert (resource != null);
1231 assert (context != null);
1233 class ContextualAdapter implements AsyncRead<T> {
1235 final private Resource resource;
1236 final private C context;
1237 final private Class<T> clazz;
1240 public int hashCode() {
1241 return resource.hashCode() + 31 * (clazz.hashCode() + 41 * context.hashCode());
1245 final public int threadHash() {
1246 return resource.getThreadHash();
1250 public boolean equals(Object object) {
1253 else if (object == null)
1255 else if (getClass() != object.getClass())
1257 ContextualAdapter r = (ContextualAdapter)object;
1258 return resource.equals(r.resource) && context.equals(r.context) && clazz.equals(r.clazz);
1262 public int getFlags() {
1266 public ContextualAdapter(Resource resource, C context, Class<T> clazz) {
1267 this.resource = resource;
1268 this.context = context;
1273 public void perform(AsyncReadGraph graph, AsyncProcedure<T> procedure) {
1275 final AdaptionService service = getSession().peekService(AdaptionService.class);
1276 if (service == null)
1277 procedure.exception(graph, new ServiceException("No AdaptionService available"));
1279 service.adapt(graph, resource, context, contextClass, clazz, false, procedure);
1284 public String toString() {
1285 return "Adapter for (" + resource + "," + context + ") as " + clazz.getName();
1292 return syncRequest(new ContextualAdapter(resource, context, clazz));
1294 } catch (AdaptionException e) {
1296 throw new AdaptionException(e);
1298 } catch (ValidationException e) {
1300 throw new ValidationException(e);
1302 } catch (ServiceException e) {
1304 throw new ServiceException(e);
1306 } catch (DatabaseException e) {
1308 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1315 final public <T> T adaptRelated(final Resource resource, final Resource relation, final Class<T> clazz)
1316 throws AdaptionException, NoSingleResultException, ValidationException, ServiceException {
1318 assert (resource != null);
1319 assert (clazz != null);
1321 Statement stm = getSingleStatement(resource, relation);
1323 return adaptContextual(stm.getObject(), new RelationContextImpl(resource, stm), RelationContext.class, clazz);
1328 final public <T> T getPossibleRelatedAdapter(final Resource resource, final Resource relation, final Class<T> clazz)
1329 throws ValidationException, ServiceException {
1332 return adaptRelated(resource, relation, clazz);
1333 } catch (DatabaseException e) {
1340 final public <T,C> T getPossibleContextualAdapter(final Resource resource, final C context, final Class<C> contextClass, final Class<T> clazz)
1341 throws ValidationException, ServiceException {
1343 assert (resource != null);
1344 assert (context != null);
1346 class PossibleContextualAdapter implements AsyncRead<T> {
1348 final private Resource resource;
1349 final private C context;
1350 final private Class<T> clazz;
1353 public int hashCode() {
1354 return resource.hashCode() + 31 * (clazz.hashCode() + 41 * context.hashCode());
1358 final public int threadHash() {
1359 return resource.getThreadHash();
1363 public boolean equals(Object object) {
1366 else if (object == null)
1368 else if (getClass() != object.getClass())
1370 PossibleContextualAdapter r = (PossibleContextualAdapter)object;
1371 return resource.equals(r.resource) && context.equals(r.context) && clazz.equals(r.clazz);
1375 public int getFlags() {
1379 public PossibleContextualAdapter(Resource resource, C context, Class<T> clazz) {
1380 this.resource = resource;
1381 this.context = context;
1386 public void perform(AsyncReadGraph graph, AsyncProcedure<T> procedure) {
1388 final AdaptionService service = getSession().peekService(AdaptionService.class);
1389 if (service == null)
1390 procedure.exception(graph, new ServiceException("No AdaptionService available"));
1392 service.adapt(graph, resource, context, contextClass, clazz, true, procedure);
1397 public String toString() {
1398 return "Possible adapter for (" + resource + "," + context + ") as " + clazz.getName();
1405 return syncRequest(new PossibleContextualAdapter(resource, context, clazz));
1407 } catch (ValidationException e) {
1409 throw new ValidationException(e);
1411 } catch (ServiceException e) {
1413 throw new ServiceException(e);
1415 } catch (DatabaseException e) {
1417 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1424 final public <T> T adaptUnique(final Resource resource, final Class<T> clazz)
1425 throws AdaptionException, ValidationException, ServiceException {
1427 assert (resource != null);
1428 assert (clazz != null);
1432 return syncRequest(new UniqueAdapter<T>(resource, clazz));
1434 } catch (AdaptionException e) {
1436 throw new AdaptionException(e);
1438 } catch (ValidationException e) {
1440 throw new ValidationException(e);
1442 } catch (ServiceException e) {
1444 throw new ServiceException(e);
1446 } catch (DatabaseException e) {
1448 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1455 final public Resource getPossibleInverse(final Resource relation)
1456 throws ServiceException {
1458 assert (relation != null);
1462 return getPossibleObject(relation, processor.querySupport.getResource(processor.getInverseOf()));
1464 } catch (ServiceException e) {
1466 throw new ServiceException(e);
1468 } catch (DatabaseException e) {
1470 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1477 public Resource getPossibleObject(final Resource subject, final Resource relation)
1478 throws ManyObjectsForFunctionalRelationException, ServiceException {
1480 assert (subject != null);
1481 assert (relation != null);
1485 int result = processor.getSingleObject(this, subject, relation);
1486 if(result == 0) return null;
1488 return processor.querySupport.getResource(result);
1490 } catch (ManyObjectsForFunctionalRelationException e) {
1492 throw new ManyObjectsForFunctionalRelationException("subject=" + subject + ", relation=" + relation, e);
1494 } catch (DatabaseException e) {
1496 throw new ServiceException(e);
1503 final public Statement getPossibleStatement(final Resource subject, final Resource relation)
1504 throws ManyObjectsForFunctionalRelationException, ServiceException {
1506 assert (subject != null);
1507 assert (relation != null);
1511 Collection<Statement> statements = getStatements(subject, relation);
1512 if(statements.size() == 1) return statements.iterator().next();
1515 } catch (ManyObjectsForFunctionalRelationException e) {
1517 throw new ManyObjectsForFunctionalRelationException("Many objects in " + subject + " for functional relation " + relation);
1519 } catch (ServiceException e) {
1521 throw new ServiceException(e);
1528 final public Resource getPossibleType(final Resource subject, final Resource baseType) throws ServiceException {
1530 assert (subject != null);
1531 assert (baseType != null);
1535 AsyncReadProcedure<Resource> procedure = new AsyncReadProcedure<Resource>();
1536 forPossibleType(subject, baseType, procedure);
1537 procedure.checkAndThrow();
1538 return procedure.result;
1540 } catch (ServiceException e) {
1542 throw new ServiceException(e);
1544 } catch (DatabaseException e) {
1546 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1553 final public <T> T getPossibleValue(final Resource subject) throws ServiceException {
1555 assert (subject != null);
1559 int object = processor.getSingleObject(this, subject, processor.getL0(this).HasDataType);
1560 if(object == 0) return null;
1562 if(processor.isImmutable(object)) {
1563 Binding binding = syncRequest(new DatatypeBinding(processor.querySupport.getResource(object)), TransientCacheListener.<Binding>instance());
1564 return getPossibleValue(subject, binding);
1566 byte[] dt = processor.getValue(this, object);
1567 if(dt == null) return null;
1568 Datatype datatype = (Datatype)DATA_TYPE_SERIALIZER.deserialize(dt);
1569 Binding binding = Bindings.getBinding(datatype);
1570 return getPossibleValue(subject, binding);
1573 } catch (IOException e) {
1575 throw new ServiceException(e);
1577 } catch (ServiceException e) {
1579 throw new ServiceException(e);
1581 } catch (DatabaseException e) {
1583 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1590 final public <T> T getPossibleValue(final Resource subject, final Binding binding) throws BindingException, ServiceException {
1592 assert (subject != null);
1593 assert (binding != null);
1597 byte[] dt = processor.getValue(this, subject);
1598 if(dt == null) return null;
1599 Serializer serializer = getSerializer(binding);
1600 return (T)serializer.deserialize(dt);
1602 } catch (IOException e) {
1604 throw new ServiceException(e);
1606 } catch (BindingException e) {
1608 throw new BindingException(e);
1610 } catch (ServiceException e) {
1612 throw new ServiceException(e);
1614 } catch (DatabaseException e) {
1615 e.printStackTrace();
1616 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1622 public <T> T getPossibleRelatedValue(final Resource subject, final Resource relation)
1623 throws ManyObjectsForFunctionalRelationException, ServiceException {
1625 assert (subject != null);
1626 assert (relation != null);
1630 Resource object = getPossibleObject(subject, relation);
1631 if(object == null) return null;
1632 else return getPossibleValue(object);
1634 } catch (ManyObjectsForFunctionalRelationException e) {
1636 throw new ManyObjectsForFunctionalRelationException(e);
1638 } catch (ServiceException e) {
1640 throw new ServiceException(e);
1647 public <T> T getPossibleRelatedValue(final Resource subject, final Resource relation, final Binding binding)
1648 throws ManyObjectsForFunctionalRelationException, BindingException, ServiceException {
1650 assert (subject != null);
1651 assert (relation != null);
1652 assert (binding != null);
1656 Resource object = getPossibleObject(subject, relation);
1657 if(object == null) return null;
1658 else return getPossibleValue(object, binding);
1660 } catch (ManyObjectsForFunctionalRelationException e) {
1662 throw new ManyObjectsForFunctionalRelationException(e);
1664 } catch (BindingException e) {
1666 throw new BindingException(e);
1668 } catch (ServiceException e) {
1670 throw new ServiceException(e);
1677 public <T> T getPossibleAdapter(Resource resource, Class<T> clazz) throws ValidationException, ServiceException {
1679 assert (resource != null);
1680 assert (clazz != null);
1684 return syncRequest(new PossibleAdapter<T>(resource, clazz));
1686 } catch (ValidationException e) {
1688 throw new ValidationException(e);
1690 } catch (AdaptionException e) {
1694 } catch (DatabaseException e) {
1696 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1702 public <T> T getPossibleUniqueAdapter(Resource resource, Class<T> clazz) throws ValidationException, ServiceException {
1704 assert (resource != null);
1705 assert (clazz != null);
1709 return syncRequest(new PossibleUniqueAdapter<T>(resource, clazz));
1711 } catch (AdaptionException e) {
1715 } catch (ValidationException e) {
1717 throw new ValidationException(e);
1719 } catch (DatabaseException e) {
1721 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1728 final public boolean isInstanceOf(final Resource resource, final Resource type) throws ServiceException {
1730 assert (resource != null);
1731 assert (type != null);
1733 Set<Resource> resources = getTypes(resource);
1734 // This check was necessary because some of the callers of this method got stuck when the NPE was thrown from here.
1735 if (null == resources)
1738 if(EMPTY_RESOURCE_CHECK) {
1739 if (resources.isEmpty()) {
1740 if(!hasStatement(resource)) throw new EmptyResourceException("Resource " + debugString(resource));
1744 return resources.contains(type);
1749 final public boolean isInheritedFrom(final Resource resource, final Resource type) throws ServiceException {
1751 assert (resource != null);
1752 assert (type != null);
1756 if(resource.equals(type)) return true;
1758 return getSupertypes(resource).contains(type);
1760 } catch (ServiceException e) {
1762 throw new ServiceException(e);
1769 final public boolean isSubrelationOf(final Resource resource, final Resource type) throws ServiceException {
1771 assert (resource != null);
1772 assert (type != null);
1776 if(resource.equals(type)) return true;
1778 return getSuperrelations(resource).contains(type);
1780 } catch (ServiceException e) {
1782 throw new ServiceException(e);
1789 final public boolean hasStatement(final Resource subject) throws ServiceException {
1791 assert (subject != null);
1795 SyncReadProcedure<Boolean> procedure = new SyncReadProcedure<Boolean>();
1796 processor.forHasStatement(this, subject, procedure);
1797 procedure.checkAndThrow();
1798 return procedure.result;
1800 } catch (ServiceException e) {
1802 throw new ServiceException(e);
1804 } catch (DatabaseException e) {
1806 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1813 final public boolean hasStatement(final Resource subject, final Resource relation) throws ServiceException {
1815 assert (subject != null);
1816 assert (relation != null);
1820 Collection<Resource> objects = getObjects(subject, relation);
1821 return !objects.isEmpty();
1823 } catch (ServiceException e) {
1825 throw new ServiceException(e);
1832 final public boolean hasStatement(final Resource subject, final Resource relation, final Resource object) throws ServiceException {
1834 assert (subject != null);
1835 assert (relation != null);
1836 assert (object != null);
1840 for(Resource o : getObjects(subject, relation)) {
1841 if(object.equals(o)) return true;
1846 } catch (ServiceException e) {
1848 throw new ServiceException(e);
1855 final public boolean hasValue(final Resource subject) throws ServiceException {
1857 assert (subject != null);
1861 SyncReadProcedure<Boolean> procedure = new SyncReadProcedure<Boolean>();
1862 processor.forHasValue(this, subject, procedure);
1863 procedure.checkAndThrow();
1864 return procedure.result;
1866 } catch (ServiceException e) {
1868 throw new ServiceException(e);
1870 } catch (DatabaseException e) {
1872 throw new ServiceException(INTERNAL_ERROR_STRING, e);
1878 final AsyncProcedure<?> NONE = new AsyncProcedure<Object>() {
1881 public void execute(AsyncReadGraph graph, Object result) {
1885 public void exception(AsyncReadGraph graph, Throwable throwable) {
1891 * Implementation of the interface RequestProcessor
1895 public <T> T syncRequest(final Read<T> request) throws DatabaseException {
1897 assert (request != null);
1899 if (parent != null) {
1902 return processor.queryRead(this, request, parent, null, null);
1903 } catch (Throwable e) {
1904 if(e instanceof DatabaseException) throw (DatabaseException)e;
1905 else throw new DatabaseException(e);
1912 return processor.tryQuery(this, request);
1914 } catch (Throwable throwable) {
1916 //Logger.defaultLogError("Internal read request failure", throwable);
1918 if (throwable instanceof DatabaseException)
1919 throw (DatabaseException) throwable;
1921 throw new DatabaseException(
1922 "Unexpected exception in ReadGraph.syncRequest(Read,Procedure)",
1932 public <T> T syncRequest(Read<T> request, SyncListener<T> procedure)
1933 throws DatabaseException {
1934 return syncRequest(request, new SyncToAsyncListener<T>(procedure));
1938 public <T> T syncRequest(Read<T> request, final Listener<T> procedure)
1939 throws DatabaseException {
1940 return syncRequest(request, new NoneToAsyncListener<T>(procedure));
1944 public <T> T syncRequest(final Read<T> request, final AsyncProcedure<T> procedure) throws DatabaseException {
1946 assert (request != null);
1948 ListenerBase listener = procedure != null ? getListenerBase(procedure) : null;
1950 if (parent != null || listener != null) {
1953 return processor.queryRead(this, request, parent, procedure, listener);
1954 } catch (Throwable e) {
1955 if(e instanceof DatabaseException) throw (DatabaseException)e;
1956 else throw new DatabaseException(e);
1963 T t = processor.tryQuery(this, request);
1964 if(procedure != null)
1965 procedure.execute(this, t);
1969 } catch (Throwable throwable) {
1971 Logger.defaultLogError("Internal read request failure", throwable);
1973 if(procedure != null)
1974 procedure.exception(this, throwable);
1976 if (throwable instanceof DatabaseException)
1977 throw (DatabaseException) throwable;
1979 throw new DatabaseException(
1980 "Unexpected exception in ReadGraph.syncRequest(Read,Procedure)",
1990 public <T> T syncRequest(final Read<T> request,
1991 final SyncProcedure<T> procedure) throws DatabaseException {
1992 return syncRequest(request, new SyncToAsyncProcedure<T>(procedure));
1996 public <T> T syncRequest(Read<T> request, Procedure<T> procedure)
1997 throws DatabaseException {
1998 return syncRequest(request, new NoneToAsyncProcedure<T>(procedure));
2001 static class AsyncReadProcedure<T> implements AsyncProcedure<T> {
2003 private static Throwable DONE = new Throwable();
2006 Throwable exception = null;
2009 public void execute(AsyncReadGraph graph, T t) {
2015 public void exception(AsyncReadGraph graph, Throwable t) {
2019 public void checkAndThrow() throws DatabaseException {
2020 if(exception != DONE) {
2021 if (exception instanceof DatabaseException)
2022 throw (DatabaseException) exception;
2024 throw new DatabaseException(
2025 "Unexpected exception in ReadGraph.syncRequest(AsyncMultiRead)",
2030 public boolean done() {
2031 return exception != null;
2037 public <T> T syncRequest(final AsyncRead<T> request)
2038 throws DatabaseException {
2040 assert (request != null);
2041 AsyncReadProcedure<T> procedure = new AsyncReadProcedure<T>();
2042 syncRequest(request, procedure);
2043 procedure.checkAndThrow();
2044 return procedure.result;
2046 // return syncRequest(request, new AsyncProcedureAdapter<T>());
2051 public <T> T syncRequest(AsyncRead<T> request, AsyncListener<T> procedure)
2052 throws DatabaseException {
2053 return syncRequest(request, (AsyncProcedure<T>) procedure);
2057 public <T> T syncRequest(AsyncRead<T> request, SyncListener<T> procedure)
2058 throws DatabaseException {
2059 return syncRequest(request, new SyncToAsyncListener<T>(procedure));
2063 public <T> T syncRequest(AsyncRead<T> request, Listener<T> procedure)
2064 throws DatabaseException {
2065 return syncRequest(request, new NoneToAsyncListener<T>(procedure));
2069 final public <T> T syncRequest(final AsyncRead<T> request,
2070 final AsyncProcedure<T> procedure) throws DatabaseException {
2072 assert (request != null);
2074 // System.out.println("syncRequest " + request + " syncParent=" +
2077 ListenerBase listener = getListenerBase(procedure);
2079 if (parent != null || listener != null || ((request.getFlags() & RequestFlags.SCHEDULE) > 0)) {
2081 // Object syncParent = request;
2083 // final ReadGraphImpl newGraph = newSync();
2085 final ResultCallWrappedSingleQueryProcedure4<T> wrapper = new ResultCallWrappedSingleQueryProcedure4<T>(
2086 procedure, request);
2088 processor.query(this, request, parent, wrapper, listener);
2090 // newGraph.waitAsync(syncParent);
2092 Throwable e = wrapper.getException();
2094 // The request was async - produce meaningful stack trace by
2096 if (e instanceof DatabaseException)
2097 throw (DatabaseException) e;
2099 throw new DatabaseException(e);
2102 return wrapper.getResult();
2106 // System.out.println("direct call " + request );
2108 // Do not set the sync state.parent for external threads
2109 // Object syncParent = request;
2111 // final ReadGraphImpl newGraph = newSync();
2113 final ResultCallWrappedSingleQueryProcedure4<T> wrapper = new ResultCallWrappedSingleQueryProcedure4<T>(
2114 procedure, request);
2118 processor.tryQuery(this, request, wrapper);
2120 } catch (Throwable t) {
2122 wrapper.exception(this, t);
2126 Throwable e = wrapper.getException();
2128 // The request was async - produce meaningful stack trace by
2130 if (e instanceof DatabaseException)
2131 throw (DatabaseException) e;
2133 throw new DatabaseException(e);
2136 return wrapper.getResult();
2142 final private <T> void syncRequest(final AsyncRead<T> request, final AsyncReadProcedure<T> procedure) throws DatabaseException {
2144 assert (request != null);
2146 // System.out.println("syncRequest " + request + " syncParent=" +
2149 ListenerBase listener = getListenerBase(procedure);
2151 if (parent != null || listener != null || ((request.getFlags() & RequestFlags.SCHEDULE) > 0)) {
2153 // final ReadGraphImpl newGraph = newSync();
2155 final ResultCallWrappedSingleQueryProcedure4<T> wrapper = new ResultCallWrappedSingleQueryProcedure4<T>(
2156 procedure, request);
2158 processor.query(this, request, parent, wrapper, listener);
2164 // final ReadGraphImpl newGraph = newSync();
2165 processor.tryQuery(this, request, procedure);
2166 // newGraph.waitAsync(null);
2167 waitAsyncProcedure(procedure);
2169 } catch (Throwable t) {
2170 if(Development.DEVELOPMENT) {
2171 if(Development.<Boolean>getProperty(DevelopmentKeys.WRITEGRAPH_EXCEPTION_STACKTRACES, Bindings.BOOLEAN)) {
2172 t.printStackTrace();
2175 procedure.exception(this, t);
2176 waitAsyncProcedure(procedure);
2184 public <T> T syncRequest(AsyncRead<T> request,
2185 final SyncProcedure<T> procedure) throws DatabaseException {
2186 return syncRequest(request, new SyncToAsyncProcedure<T>(procedure));
2190 final public <T> T syncRequest(final AsyncRead<T> request,
2191 final Procedure<T> procedure) throws DatabaseException {
2192 return syncRequest(request, new NoneToAsyncProcedure<T>(procedure));
2196 public <T> Collection<T> syncRequest(final MultiRead<T> request)
2197 throws DatabaseException {
2199 assert (request != null);
2201 final ArrayList<T> result = new ArrayList<T>();
2202 final DataContainer<Throwable> exception = new DataContainer<Throwable>();
2204 syncRequest(request, new AsyncMultiProcedure<T>() {
2207 public void execute(AsyncReadGraph graph, T t) {
2208 synchronized (result) {
2214 public void finished(AsyncReadGraph graph) {
2218 public void exception(AsyncReadGraph graph, Throwable t) {
2223 public String toString() {
2224 return "syncRequest(MultiRead) -> " + request;
2229 Throwable t = exception.get();
2231 if (t instanceof DatabaseException)
2232 throw (DatabaseException) t;
2234 throw new DatabaseException(
2235 "Unexpected exception in ReadGraph.syncRequest(Read)",
2244 public <T> Collection<T> syncRequest(MultiRead<T> request,
2245 AsyncMultiListener<T> procedure) {
2246 return syncRequest(request, (AsyncMultiProcedure<T>) procedure);
2250 public <T> Collection<T> syncRequest(MultiRead<T> request,
2251 SyncMultiListener<T> procedure) {
2252 return syncRequest(request, new SyncToAsyncMultiListener<T>(procedure));
2256 public <T> Collection<T> syncRequest(MultiRead<T> request,
2257 MultiListener<T> procedure) {
2258 return syncRequest(request, new NoneToAsyncMultiListener<T>(procedure));
2262 public <T> Collection<T> syncRequest(MultiRead<T> request,
2263 AsyncMultiProcedure<T> procedure) {
2265 assert (request != null);
2267 ListenerBase listener = getListenerBase(procedure);
2269 if (parent != null || listener != null) {
2271 // Object syncParent = request;
2273 // final ReadGraphImpl newGraph = newSync();
2275 processor.query(this, request, parent, procedure, listener);
2277 // newGraph.waitAsync(syncParent);
2281 // Object syncParent = request;
2283 // final ReadGraphImpl newGraph = newSync();
2285 final ResultCallWrappedQueryProcedure4<T> wrapper = new ResultCallWrappedQueryProcedure4<T>(procedure);
2289 request.perform(this, wrapper);
2291 } catch (Throwable t) {
2293 wrapper.exception(this, t);
2294 // newGraph.waitAsync(syncParent);
2306 public <T> Collection<T> syncRequest(MultiRead<T> request,
2307 SyncMultiProcedure<T> procedure) {
2308 return syncRequest(request, new SyncToAsyncMultiProcedure<T>(procedure));
2312 public <T> Collection<T> syncRequest(MultiRead<T> request,
2313 MultiProcedure<T> procedure) {
2314 return syncRequest(request, new NoneToAsyncMultiProcedure<T>(procedure));
2317 static class AsyncMultiReadProcedure<T> extends ArrayList<T> implements AsyncMultiProcedure<T> {
2319 private static Throwable DONE = new Throwable();
2321 private static final long serialVersionUID = -6494230465108115812L;
2323 Throwable exception = null;
2326 public synchronized void execute(AsyncReadGraph graph, T t) {
2331 public void finished(AsyncReadGraph graph) {
2336 public void exception(AsyncReadGraph graph, Throwable t) {
2340 public void checkAndThrow() throws DatabaseException {
2341 if(exception != DONE) {
2342 if (exception instanceof DatabaseException)
2343 throw (DatabaseException) exception;
2345 throw new DatabaseException(
2346 "Unexpected exception in ReadGraph.syncRequest(AsyncMultiRead)",
2351 public boolean done() {
2352 return exception != null;
2358 final public <T> Collection<T> syncRequest(AsyncMultiRead<T> request)
2359 throws DatabaseException {
2361 assert (request != null);
2363 final AsyncMultiReadProcedure<T> procedure = new AsyncMultiReadProcedure<T>();
2365 syncRequest(request, procedure);
2367 procedure.checkAndThrow();
2373 public <T> Collection<T> syncRequest(AsyncMultiRead<T> request,
2374 AsyncMultiListener<T> procedure) {
2375 return syncRequest(request, (AsyncMultiProcedure<T>) procedure);
2379 public <T> Collection<T> syncRequest(AsyncMultiRead<T> request,
2380 SyncMultiListener<T> procedure) {
2381 return syncRequest(request, new SyncToAsyncMultiListener<T>(procedure));
2385 public <T> Collection<T> syncRequest(AsyncMultiRead<T> request,
2386 MultiListener<T> procedure) {
2387 return syncRequest(request, new NoneToAsyncMultiListener<T>(procedure));
2390 final private <T> void syncRequest(final AsyncMultiRead<T> request,
2391 final AsyncMultiReadProcedure<T> procedure) {
2393 assert (request != null);
2394 assert (procedure != null);
2396 ListenerBase listener = getListenerBase(procedure);
2398 if (parent != null || listener != null) {
2400 // Object syncParent = request;
2402 // final ReadGraphImpl newGraph = newSync();
2404 processor.query(this, request, parent, procedure, listener);
2406 // newGraph.waitAsync(syncParent);
2407 waitAsyncProcedure(procedure);
2411 // Object syncParent = callerThread == Integer.MIN_VALUE ? null
2414 // final ReadGraphImpl newGraph = newSyncAsync(syncParent);
2419 // ReadGraphImpl sync = newSync();
2420 request.perform(this, procedure);
2421 // sync.waitAsync(null);
2422 waitAsyncProcedure(procedure);
2425 } catch (Throwable t) {
2427 waitAsyncProcedure(procedure);
2438 final public <T> Collection<T> syncRequest(final AsyncMultiRead<T> request,
2439 final AsyncMultiProcedure<T> procedure) {
2441 assert (request != null);
2442 assert (procedure != null);
2444 ListenerBase listener = getListenerBase(procedure);
2446 if (parent != null || listener != null) {
2448 // Object syncParent = request;
2450 // final ReadGraphImpl newGraph = newSync();
2452 processor.query(this, request, parent, procedure, listener);
2454 // newGraph.waitAsync(syncParent);
2458 // Object syncParent = request;
2460 // final ReadGraphImpl newGraph = newSync();
2464 request.perform(this, new AsyncMultiProcedure<T>() {
2467 public void execute(AsyncReadGraph graph, T result) {
2468 procedure.execute(graph, result);
2472 public void finished(AsyncReadGraph graph) {
2473 procedure.finished(graph);
2477 public void exception(AsyncReadGraph graph, Throwable t) {
2478 procedure.exception(graph, t);
2482 public String toString() {
2483 return "syncRequest(AsyncMultiRead) -> " + procedure;
2488 } catch (Throwable t) {
2500 public <T> Collection<T> syncRequest(AsyncMultiRead<T> request,
2501 final SyncMultiProcedure<T> procedure) {
2502 return syncRequest(request, new SyncToAsyncMultiProcedure<T>(procedure));
2506 final public <T> Collection<T> syncRequest(final AsyncMultiRead<T> request,
2507 final MultiProcedure<T> procedure) {
2508 return syncRequest(request, new NoneToAsyncMultiProcedure<T>(procedure));
2512 public <T> T syncRequest(final ExternalRead<T> request)
2513 throws DatabaseException {
2515 assert (request != null);
2517 return syncRequest(request, new Procedure<T>() {
2520 public void execute(T t) {
2524 public void exception(Throwable t) {
2528 public String toString() {
2529 return "syncRequest(AsyncRead) -> " + request;
2537 public <T> T syncRequest(ExternalRead<T> request, Listener<T> procedure) throws DatabaseException {
2538 return syncRequest(request, (Procedure<T>) procedure);
2542 final public <T> T syncRequest(final ExternalRead<T> request,
2543 final Procedure<T> procedure) throws DatabaseException {
2545 assert (request != null);
2547 ListenerBase listener = getListenerBase(procedure);
2549 final DataContainer<Throwable> exception = new DataContainer<Throwable>();
2550 final DataContainer<T> result = new DataContainer<T>();
2552 if (parent != null || listener != null) {
2554 // final ReadGraphImpl newGraph = newSync();
2556 processor.query(this, request, parent, new Procedure<T>() {
2559 public void exception(Throwable throwable) {
2560 exception.set(throwable);
2561 procedure.exception(throwable);
2565 public void execute(T t) {
2567 procedure.execute(t);
2572 // newGraph.waitAsync(request);
2578 T t = processor.tryQuery(this, request);
2580 procedure.execute(t);
2582 } catch (Throwable t) {
2584 if (t instanceof DatabaseException) {
2585 exception.set((DatabaseException)t);
2586 procedure.exception(exception.get());
2588 exception.set(new DatabaseException(
2589 "Unexpected exception in ReadGraph.syncRequest(Read)",
2591 procedure.exception(exception.get());
2598 Throwable t = exception.get();
2600 if (t instanceof DatabaseException)
2601 throw (DatabaseException) t;
2603 throw new DatabaseException(
2604 "Unexpected exception in ReadGraph.syncRequest(Read)",
2608 return result.get();
2613 public void syncRequest(final Write request) throws DatabaseException {
2615 assert (request != null);
2617 throw new DatabaseException(
2618 "Write operations are not supported during read transactions!");
2623 public <T> T syncRequest(final WriteResult<T> request) throws DatabaseException {
2625 assert (request != null);
2627 throw new DatabaseException(
2628 "Write operations are not supported during read transactions!");
2633 public void syncRequest(final DelayedWrite request)
2634 throws DatabaseException {
2636 assert (request != null);
2638 throw new DatabaseException(
2639 "Write operations are not supported during read transactions!");
2644 public <T> T syncRequest(final DelayedWriteResult<T> request) throws DatabaseException {
2646 assert (request != null);
2648 throw new DatabaseException(
2649 "Write operations are not supported during read transactions!");
2654 public void syncRequest(final WriteOnly request) throws DatabaseException {
2656 assert (request != null);
2658 throw new DatabaseException(
2659 "Write operations are not supported during read transactions!");
2664 public <T> T syncRequest(final WriteOnlyResult<T> request) throws DatabaseException {
2666 assert (request != null);
2668 throw new DatabaseException(
2669 "Write operations are not supported during read transactions!");
2674 public <T> void async(ReadInterface<T> r, AsyncProcedure<T> procedure) {
2675 r.request(this, procedure);
2679 public <T> void async(ReadInterface<T> r, Procedure<T> procedure) {
2680 r.request(this, procedure);
2684 public <T> void async(ReadInterface<T> r, SyncProcedure<T> procedure) {
2685 r.request(this, procedure);
2689 public <T> void async(ReadInterface<T> r, AsyncListener<T> procedure) {
2690 r.request(this, procedure);
2694 public <T> void async(ReadInterface<T> r, Listener<T> procedure) {
2695 r.request(this, procedure);
2699 public <T> void async(ReadInterface<T> r, SyncListener<T> procedure) {
2700 r.request(this, procedure);
2704 public <T> T sync(ReadInterface<T> r) throws DatabaseException {
2705 return r.request(this);
2709 public <T> T sync(WriteInterface<T> r) throws DatabaseException {
2710 return r.request(this);
2714 public <T> void async(WriteInterface<T> r, Procedure<T> procedure) {
2715 r.request(this, procedure);
2719 public <T> void async(WriteInterface<T> r) {
2720 r.request(this, new ProcedureAdapter<T>());
2724 * Implementation of the interface AsyncReadGraph
2728 public void forURI(Resource resource, AsyncListener<String> listener) {
2729 asyncRequest(new org.simantics.db.common.uri.ResourceToURI(resource),
2734 public void forURI(Resource resource, SyncListener<String> listener) {
2735 asyncRequest(new org.simantics.db.common.uri.ResourceToURI(resource),
2740 public void forURI(Resource resource, Listener<String> listener) {
2741 asyncRequest(new org.simantics.db.common.uri.ResourceToURI(resource),
2746 final public void forURI(final Resource resource,
2747 final AsyncProcedure<String> procedure) {
2749 assert (resource != null);
2750 assert (procedure != null);
2752 asyncRequest(new org.simantics.db.common.uri.ResourceToURI(resource),
2758 public void forURI(Resource resource, SyncProcedure<String> procedure) {
2759 forURI(resource, new SyncToAsyncProcedure<String>(procedure));
2763 public void forURI(Resource resource, Procedure<String> procedure) {
2764 forURI(resource, new NoneToAsyncProcedure<String>(procedure));
2768 public void forResource(String id, AsyncListener<Resource> listener) {
2769 asyncRequest(new org.simantics.db.common.primitiverequest.Resource(id),
2774 public void forResource(String id, SyncListener<Resource> listener) {
2775 asyncRequest(new org.simantics.db.common.primitiverequest.Resource(id),
2780 public void forResource(String id, Listener<Resource> listener) {
2781 asyncRequest(new org.simantics.db.common.primitiverequest.Resource(id),
2786 final public void forResource(final String id,
2787 final AsyncProcedure<Resource> procedure) {
2789 assert (id != null);
2790 assert (procedure != null);
2792 processor.forResource(this, id, procedure);
2797 public void forResource(String id, SyncProcedure<Resource> procedure) {
2798 forResource(id, new SyncToAsyncProcedure<Resource>(procedure));
2802 public void forResource(String id, Procedure<Resource> procedure) {
2803 forResource(id, new NoneToAsyncProcedure<Resource>(procedure));
2807 public void forBuiltin(String id, AsyncListener<Resource> listener) {
2808 asyncRequest(new Builtin(id), listener);
2812 public void forBuiltin(String id, SyncListener<Resource> listener) {
2813 asyncRequest(new Builtin(id), listener);
2817 public void forBuiltin(String id, Listener<Resource> listener) {
2818 asyncRequest(new Builtin(id), listener);
2822 final public void forBuiltin(final String id,
2823 final AsyncProcedure<Resource> procedure) {
2825 assert (id != null);
2826 assert (procedure != null);
2828 processor.forBuiltin(this, id, procedure);
2833 public void forBuiltin(String id, SyncProcedure<Resource> procedure) {
2834 forBuiltin(id, new SyncToAsyncProcedure<Resource>(procedure));
2838 public void forBuiltin(String id, Procedure<Resource> procedure) {
2839 forBuiltin(id, new NoneToAsyncProcedure<Resource>(procedure));
2843 final public void forEachStatement(Resource subject, Resource relation,
2844 AsyncMultiProcedure<Statement> procedure) {
2846 assert (subject != null);
2847 assert (relation != null);
2848 assert (procedure != null);
2850 processor.forEachStatement(this, subject, relation, procedure);
2855 public void forEachStatement(Resource subject, Resource relation,
2856 SyncMultiProcedure<Statement> procedure) {
2857 forEachStatement(subject, relation,
2858 new SyncToAsyncMultiProcedure<Statement>(procedure));
2862 final public void forEachStatement(Resource subject, Resource relation,
2863 MultiProcedure<Statement> procedure) {
2865 assert (subject != null);
2866 assert (relation != null);
2867 assert (procedure != null);
2869 processor.forEachStatement(this, subject, relation, procedure);
2874 final public void forStatementSet(Resource subject, Resource relation,
2875 AsyncSetListener<Statement> procedure) {
2877 assert (subject != null);
2878 assert (relation != null);
2879 assert (procedure != null);
2881 processor.forStatementSet(this, subject, relation, procedure);
2886 final public void forStatementSet(Resource subject, Resource relation,
2887 SyncSetListener<Statement> procedure) {
2888 forStatementSet(subject, relation,
2889 new SyncToAsyncSetProcedure<Statement>(procedure));
2893 public void forStatementSet(Resource subject, Resource relation,
2894 SetListener<Statement> listener) {
2895 forStatementSet(subject, relation,
2896 new NoneToAsyncSetProcedure<Statement>(listener));
2900 final public void forEachAssertedStatement(final Resource subject,
2901 final Resource relation,
2902 final AsyncMultiProcedure<Statement> procedure) {
2904 assert (subject != null);
2905 assert (relation != null);
2906 assert (procedure != null);
2908 processor.forEachAssertedStatement(this, subject, relation, procedure);
2913 public void forEachAssertedStatement(Resource subject, Resource relation,
2914 SyncMultiProcedure<Statement> procedure) {
2915 forEachAssertedStatement(subject, relation,
2916 new SyncToAsyncMultiProcedure<Statement>(procedure));
2920 public void forEachAssertedStatement(Resource subject, Resource relation,
2921 MultiProcedure<Statement> procedure) {
2922 forEachAssertedStatement(subject, relation,
2923 new NoneToAsyncMultiProcedure<Statement>(procedure));
2927 public void forAssertedStatementSet(Resource subject, Resource relation,
2928 AsyncSetListener<Statement> procedure) {
2930 assert (subject != null);
2931 assert (relation != null);
2932 assert (procedure != null);
2934 processor.forAssertedStatementSet(this, subject, relation, procedure);
2939 public void forAssertedStatementSet(Resource subject, Resource relation,
2940 SyncSetListener<Statement> procedure) {
2942 assert (subject != null);
2943 assert (relation != null);
2944 assert (procedure != null);
2946 forAssertedStatementSet(subject, relation,
2947 new SyncToAsyncSetProcedure<Statement>(procedure));
2952 public void forAssertedStatementSet(Resource subject, Resource relation,
2953 SetListener<Statement> procedure) {
2955 assert (subject != null);
2956 assert (relation != null);
2957 assert (procedure != null);
2959 forAssertedStatementSet(subject, relation,
2960 new NoneToAsyncSetProcedure<Statement>(procedure));
2965 final public void forEachPredicate(final Resource subject,
2966 final AsyncMultiProcedure<Resource> procedure) {
2968 assert (subject != null);
2969 assert (procedure != null);
2971 processor.forEachPredicate(this, subject, procedure);
2976 public void forEachPredicate(Resource subject,
2977 SyncMultiProcedure<Resource> procedure) {
2978 forEachPredicate(subject, new SyncToAsyncMultiProcedure<Resource>(
2983 final public void forEachPredicate(final Resource subject,
2984 final MultiProcedure<Resource> procedure) {
2986 assert (subject != null);
2987 assert (procedure != null);
2989 processor.forEachPredicate(this, subject, procedure);
2994 final public void forPredicateSet(final Resource subject,
2995 final AsyncSetListener<Resource> procedure) {
2997 assert (subject != null);
2998 assert (procedure != null);
3000 processor.forPredicateSet(this, subject, procedure);
3005 final public void forPredicateSet(final Resource subject,
3006 final SyncSetListener<Resource> procedure) {
3008 assert (subject != null);
3009 assert (procedure != null);
3011 forPredicateSet(subject, new SyncToAsyncSetProcedure<Resource>(
3017 final public void forPredicateSet(final Resource subject,
3018 final SetListener<Resource> procedure) {
3020 assert (subject != null);
3021 assert (procedure != null);
3023 forPredicateSet(subject, new NoneToAsyncSetProcedure<Resource>(
3029 final public void forEachPrincipalType(final Resource subject,
3030 final AsyncMultiProcedure<Resource> procedure) {
3032 assert (subject != null);
3033 assert (procedure != null);
3035 processor.forEachPrincipalType(this, subject, procedure);
3040 public void forEachPrincipalType(Resource subject,
3041 SyncMultiProcedure<Resource> procedure) {
3042 forEachPrincipalType(subject, new SyncToAsyncMultiProcedure<Resource>(
3047 final public void forEachPrincipalType(final Resource subject,
3048 final MultiProcedure<Resource> procedure) {
3050 assert (subject != null);
3051 assert (procedure != null);
3053 processor.forEachPrincipalType(this, subject, procedure);
3058 final public void forPrincipalTypeSet(final Resource subject,
3059 final AsyncSetListener<Resource> procedure) {
3061 assert (subject != null);
3062 assert (procedure != null);
3064 processor.forPrincipalTypeSet(this, subject, procedure);
3069 final public void forPrincipalTypeSet(final Resource subject,
3070 final SyncSetListener<Resource> procedure) {
3072 assert (subject != null);
3073 assert (procedure != null);
3075 forPrincipalTypeSet(subject, new SyncToAsyncSetProcedure<Resource>(
3081 final public void forPrincipalTypeSet(final Resource subject,
3082 final SetListener<Resource> procedure) {
3084 assert (subject != null);
3085 assert (procedure != null);
3087 forPrincipalTypeSet(subject, new NoneToAsyncSetProcedure<Resource>(
3093 public void forTypes(Resource subject, AsyncListener<Set<Resource>> listener) {
3094 asyncRequest(new Types(subject), listener);
3098 public void forTypes(Resource subject, SyncListener<Set<Resource>> listener) {
3099 asyncRequest(new Types(subject), listener);
3103 public void forTypes(Resource subject, Listener<Set<Resource>> listener) {
3104 asyncRequest(new Types(subject), listener);
3108 final public void forTypes(final Resource subject,
3109 final AsyncProcedure<Set<Resource>> procedure) {
3111 assert (subject != null);
3112 assert (procedure != null);
3114 processor.forTypes(this, subject, procedure);
3119 public void forTypes(Resource subject,
3120 SyncProcedure<Set<Resource>> procedure) {
3121 forTypes(subject, new SyncToAsyncProcedure<Set<Resource>>(procedure));
3125 public void forTypes(Resource subject, Procedure<Set<Resource>> procedure) {
3126 forTypes(subject, new NoneToAsyncProcedure<Set<Resource>>(procedure));
3130 public void forSupertypes(Resource subject,
3131 AsyncListener<Set<Resource>> listener) {
3132 asyncRequest(new Types(subject), listener);
3136 public void forSupertypes(Resource subject,
3137 SyncListener<Set<Resource>> listener) {
3138 asyncRequest(new Types(subject), listener);
3142 public void forSupertypes(Resource subject, Listener<Set<Resource>> listener) {
3143 asyncRequest(new Types(subject), listener);
3147 final public void forSupertypes(final Resource subject,
3148 final AsyncProcedure<Set<Resource>> procedure) {
3150 assert (subject != null);
3151 assert (procedure != null);
3153 processor.forSupertypes(this, subject, procedure);
3158 public void forSupertypes(Resource subject,
3159 SyncProcedure<Set<Resource>> procedure) {
3160 forSupertypes(subject, new SyncToAsyncProcedure<Set<Resource>>(
3165 public void forSupertypes(Resource subject,
3166 Procedure<Set<Resource>> procedure) {
3167 forSupertypes(subject, new NoneToAsyncProcedure<Set<Resource>>(
3172 public void forDirectSuperrelations(Resource subject,
3173 AsyncMultiProcedure<Resource> procedure) {
3175 assert (subject != null);
3176 assert (procedure != null);
3178 processor.forDirectSuperrelations(this, subject, procedure);
3183 public void forPossibleSuperrelation(Resource subject, AsyncProcedure<Resource> procedure) {
3185 assert (subject != null);
3186 assert (procedure != null);
3188 processor.forPossibleSuperrelation(this, subject, procedure);
3193 public void forSuperrelations(Resource subject,
3194 AsyncListener<Set<Resource>> listener) {
3195 asyncRequest(new Types(subject), listener);
3199 public void forSuperrelations(Resource subject,
3200 SyncListener<Set<Resource>> listener) {
3201 asyncRequest(new Types(subject), listener);
3205 public void forSuperrelations(Resource subject,
3206 Listener<Set<Resource>> listener) {
3207 asyncRequest(new Types(subject), listener);
3211 final public void forSuperrelations(final Resource subject,
3212 final AsyncProcedure<Set<Resource>> procedure) {
3214 assert (subject != null);
3215 assert (procedure != null);
3217 processor.forSuperrelations(this, subject, procedure);
3222 public void forSuperrelations(Resource subject,
3223 SyncProcedure<Set<Resource>> procedure) {
3224 forSuperrelations(subject, new SyncToAsyncProcedure<Set<Resource>>(
3229 public void forSuperrelations(Resource subject,
3230 Procedure<Set<Resource>> procedure) {
3231 forSuperrelations(subject, new NoneToAsyncProcedure<Set<Resource>>(
3236 final public void forEachObject(final Resource subject, final Resource relation, final AsyncMultiProcedure<Resource> procedure) {
3237 processor.forEachObject(this, subject, relation, procedure);
3241 public void forEachObject(Resource subject, Resource relation,
3242 SyncMultiProcedure<Resource> procedure) {
3243 forEachObject(subject, relation,
3244 new SyncToAsyncMultiProcedure<Resource>(procedure));
3248 public void forEachObject(Resource subject, Resource relation,
3249 MultiProcedure<Resource> procedure) {
3251 processor.forEachObject(this, subject, relation, procedure);
3256 // final public void forEachDirectObject(final Resource subject,
3257 // final Resource relation,
3258 // final AsyncMultiProcedure<Resource> procedure) {
3260 // processor.forEachDirectObject(this, subject, relation, procedure);
3265 // public void forEachDirectObject(Resource subject, Resource relation,
3266 // SyncMultiProcedure<Resource> procedure) {
3267 // forEachDirectObject(subject, relation,
3268 // new SyncToAsyncMultiProcedure<Resource>(procedure));
3272 // public void forEachDirectObject(Resource subject, Resource relation,
3273 // MultiProcedure<Resource> procedure) {
3274 // forEachDirectObject(subject, relation,
3275 // new NoneToAsyncMultiProcedure<Resource>(procedure));
3279 final public void forEachDirectPredicate(final Resource subject, final AsyncMultiProcedure<Resource> procedure) {
3280 processor.forEachDirectPredicate(this, subject, procedure);
3284 public void forEachDirectPredicate(Resource subject, SyncMultiProcedure<Resource> procedure) {
3285 forEachDirectPredicate(subject, new SyncToAsyncMultiProcedure<Resource>(procedure));
3289 public void forEachDirectPredicate(Resource subject, MultiProcedure<Resource> procedure) {
3290 forEachDirectPredicate(subject, new NoneToAsyncMultiProcedure<Resource>(procedure));
3294 final public void forObjectSet(final Resource subject,
3295 final Resource relation, final AsyncSetListener<Resource> procedure) {
3297 assert (subject != null);
3298 assert (relation != null);
3299 assert (procedure != null);
3301 processor.forObjectSet(this, subject, relation, procedure);
3306 final public void forObjectSet(final Resource subject,
3307 final Resource relation, final SyncSetListener<Resource> procedure) {
3309 assert (subject != null);
3310 assert (relation != null);
3311 assert (procedure != null);
3313 forObjectSet(subject, relation, new SyncToAsyncSetProcedure<Resource>(
3319 final public void forObjectSet(final Resource subject,
3320 final Resource relation, final SetListener<Resource> procedure) {
3322 assert (subject != null);
3323 assert (relation != null);
3324 assert (procedure != null);
3326 forObjectSet(subject, relation, new NoneToAsyncSetProcedure<Resource>(
3332 final public void forEachAssertedObject(final Resource subject,
3333 final Resource relation,
3334 final AsyncMultiProcedure<Resource> procedure) {
3336 assert (subject != null);
3337 assert (relation != null);
3338 assert (procedure != null);
3340 processor.forEachAssertedObject(this, subject, relation, procedure);
3345 public void forEachAssertedObject(Resource subject, Resource relation,
3346 SyncMultiProcedure<Resource> procedure) {
3348 assert (subject != null);
3349 assert (relation != null);
3350 assert (procedure != null);
3352 forEachAssertedObject(subject, relation,
3353 new SyncToAsyncMultiProcedure<Resource>(procedure));
3358 public void forEachAssertedObject(Resource subject, Resource relation,
3359 MultiProcedure<Resource> procedure) {
3361 assert (subject != null);
3362 assert (relation != null);
3363 assert (procedure != null);
3365 forEachAssertedObject(subject, relation,
3366 new NoneToAsyncMultiProcedure<Resource>(procedure));
3371 public void forAssertedObjectSet(Resource subject, Resource relation,
3372 AsyncSetListener<Resource> procedure) {
3374 assert (subject != null);
3375 assert (relation != null);
3376 assert (procedure != null);
3378 processor.forAssertedObjectSet(this, subject, relation, procedure);
3383 public void forAssertedObjectSet(Resource subject, Resource relation,
3384 SyncSetListener<Resource> procedure) {
3386 assert (subject != null);
3387 assert (relation != null);
3388 assert (procedure != null);
3390 forAssertedObjectSet(subject, relation,
3391 new SyncToAsyncSetProcedure<Resource>(procedure));
3396 public void forAssertedObjectSet(Resource subject, Resource relation,
3397 SetListener<Resource> procedure) {
3399 assert (subject != null);
3400 assert (relation != null);
3401 assert (procedure != null);
3403 forAssertedObjectSet(subject, relation,
3404 new NoneToAsyncSetProcedure<Resource>(procedure));
3409 public void forInverse(Resource relation, AsyncListener<Resource> listener) {
3410 asyncRequest(new Inverse(relation), listener);
3414 public void forInverse(Resource relation, SyncListener<Resource> listener) {
3415 asyncRequest(new Inverse(relation), listener);
3419 public void forInverse(Resource relation, Listener<Resource> listener) {
3420 asyncRequest(new Inverse(relation), listener);
3424 final public void forInverse(final Resource relation,
3425 final AsyncProcedure<Resource> procedure) {
3427 assert (relation != null);
3428 assert (procedure != null);
3430 processor.forInverse(this, relation, new AsyncProcedure<Resource>() {
3433 public void execute(AsyncReadGraph graph, Resource result) {
3435 procedure.execute(graph, result);
3437 procedure.exception(graph, new NoInverseException(relation
3443 public void exception(AsyncReadGraph graph, Throwable throwable) {
3444 procedure.exception(graph, throwable);
3448 public String toString() {
3449 return "forInverse -> " + procedure;
3457 public void forInverse(Resource relation, SyncProcedure<Resource> procedure) {
3458 forInverse(relation, new SyncToAsyncProcedure<Resource>(procedure));
3462 public void forInverse(Resource relation, Procedure<Resource> procedure) {
3463 forInverse(relation, new NoneToAsyncProcedure<Resource>(procedure));
3467 public void forSingleObject(Resource subject, Resource relation,
3468 AsyncListener<Resource> listener) {
3469 asyncRequest(new SingleObject(subject, relation), listener);
3473 public void forSingleObject(Resource subject, Resource relation,
3474 SyncListener<Resource> listener) {
3475 asyncRequest(new SingleObject(subject, relation), listener);
3479 public void forSingleObject(Resource subject, Resource relation,
3480 Listener<Resource> listener) {
3481 asyncRequest(new SingleObject(subject, relation), listener);
3485 final public void forSingleObject(final Resource subject,
3486 final Resource relation, final AsyncProcedure<Resource> procedure) {
3488 assert (subject != null);
3489 assert (relation != null);
3490 assert (procedure != null);
3492 processor.forEachObject(this, subject, relation,
3493 new SingleOrErrorProcedure<Resource>(procedure));
3498 public void forSingleObject(Resource subject, Resource relation,
3499 SyncProcedure<Resource> procedure) {
3500 forSingleObject(subject, relation, new SyncToAsyncProcedure<Resource>(
3505 public void forSingleObject(Resource subject, Resource relation,
3506 Procedure<Resource> procedure) {
3507 forSingleObject(subject, relation, new NoneToAsyncProcedure<Resource>(
3512 public void forSingleStatement(Resource subject, Resource relation,
3513 AsyncListener<Statement> listener) {
3514 asyncRequest(new SingleStatement(subject, relation), listener);
3518 public void forSingleStatement(Resource subject, Resource relation,
3519 SyncListener<Statement> listener) {
3520 asyncRequest(new SingleStatement(subject, relation), listener);
3524 public void forSingleStatement(Resource subject, Resource relation,
3525 Listener<Statement> listener) {
3526 asyncRequest(new SingleStatement(subject, relation), listener);
3530 final public void forSingleStatement(final Resource subject,
3531 final Resource relation, final AsyncProcedure<Statement> procedure) {
3533 assert (subject != null);
3534 assert (relation != null);
3535 assert (procedure != null);
3537 processor.forEachStatement(this, subject, relation,
3538 new SingleOrErrorProcedure<Statement>(procedure));
3543 public void forSingleStatement(Resource subject, Resource relation,
3544 SyncProcedure<Statement> procedure) {
3545 forSingleStatement(subject, relation,
3546 new SyncToAsyncProcedure<Statement>(procedure));
3550 public void forSingleStatement(Resource subject, Resource relation,
3551 Procedure<Statement> procedure) {
3552 forSingleStatement(subject, relation,
3553 new NoneToAsyncProcedure<Statement>(procedure));
3557 public void forSingleType(Resource subject,
3558 AsyncListener<Resource> listener) {
3559 asyncRequest(new SingleTypeAny(subject), listener);
3563 public void forSingleType(Resource subject,
3564 SyncListener<Resource> listener) {
3565 asyncRequest(new SingleTypeAny(subject), listener);
3569 public void forSingleType(Resource subject,
3570 Listener<Resource> listener) {
3571 asyncRequest(new SingleTypeAny(subject), listener);
3575 final public void forSingleType(final Resource subject, final AsyncProcedure<Resource> procedure) {
3577 assert (subject != null);
3578 assert (procedure != null);
3580 final DeepSingleOrErrorProcedure<Resource> checkedProcedure = new DeepSingleOrErrorProcedure<Resource>(procedure);
3582 processor.forEachPrincipalType(this, subject, new AsyncMultiProcedureAdapter<Resource>() {
3585 public void execute(AsyncReadGraph graph, final Resource principalType) {
3586 checkedProcedure.offer(graph, principalType);
3590 public void finished(AsyncReadGraph graph) {
3591 checkedProcedure.dec(graph);
3595 public void exception(AsyncReadGraph graph, Throwable t) {
3596 checkedProcedure.exception(graph, t);
3600 public String toString() {
3601 return "forSingleType -> " + procedure;
3609 public void forSingleType(Resource subject, SyncProcedure<Resource> procedure) {
3610 forSingleType(subject, new SyncToAsyncProcedure<Resource>(
3615 public void forSingleType(Resource subject, Procedure<Resource> procedure) {
3616 forSingleType(subject, new NoneToAsyncProcedure<Resource>(
3621 public void forSingleType(Resource subject, Resource relation,
3622 AsyncListener<Resource> listener) {
3623 asyncRequest(new SingleType(subject, relation), listener);
3627 public void forSingleType(Resource subject, Resource relation,
3628 SyncListener<Resource> listener) {
3629 asyncRequest(new SingleType(subject, relation), listener);
3633 public void forSingleType(Resource subject, Resource relation,
3634 Listener<Resource> listener) {
3635 asyncRequest(new SingleType(subject, relation), listener);
3639 final public void forSingleType(final Resource subject,
3640 final Resource baseType, final AsyncProcedure<Resource> procedure) {
3642 assert (subject != null);
3643 assert (procedure != null);
3645 final DeepSingleOrErrorProcedure<Resource> checkedProcedure = new DeepSingleOrErrorProcedure<Resource>(procedure);
3647 processor.forEachPrincipalType(this, subject,
3648 new AsyncMultiProcedureAdapter<Resource>() {
3651 public void execute(AsyncReadGraph graph,
3652 final Resource principalType) {
3654 checkedProcedure.inc();
3656 if(baseType == null) {
3658 checkedProcedure.offer(graph, principalType);
3659 checkedProcedure.dec(graph);
3661 } else if(principalType.equals(baseType)) {
3663 checkedProcedure.offer(graph, principalType);
3664 checkedProcedure.dec(graph);
3668 processor.forSupertypes((ReadGraphImpl)graph, principalType,
3669 new AsyncProcedure<Set<Resource>>() {
3672 public void execute(
3673 AsyncReadGraph graph,
3674 Set<Resource> result) {
3676 if (result.contains(baseType))
3677 checkedProcedure.offer(graph,
3679 checkedProcedure.dec(graph);
3684 public void exception(
3685 AsyncReadGraph graph,
3688 .exception(graph, t);
3698 public void finished(AsyncReadGraph graph) {
3699 checkedProcedure.dec(graph);
3703 public void exception(AsyncReadGraph graph, Throwable t) {
3704 checkedProcedure.exception(graph, t);
3708 public String toString() {
3709 return "forSingleType -> " + procedure;
3717 public void forSingleType(Resource subject, Resource relation,
3718 SyncProcedure<Resource> procedure) {
3719 forSingleType(subject, relation, new SyncToAsyncProcedure<Resource>(
3724 public void forSingleType(Resource subject, Resource relation,
3725 Procedure<Resource> procedure) {
3726 forSingleType(subject, relation, new NoneToAsyncProcedure<Resource>(
3731 public <T> void forValue(Resource subject, Binding binding,
3732 AsyncListener<T> listener) {
3733 asyncRequest(new Value<T>(subject, binding), listener);
3737 public <T> void forValue(Resource subject, Binding binding,
3738 SyncListener<T> listener) {
3739 asyncRequest(new Value<T>(subject, binding), listener);
3743 public <T> void forValue(Resource subject, Binding binding,
3744 Listener<T> listener) {
3745 asyncRequest(new Value<T>(subject, binding), listener);
3749 public <T> void forValue(final Resource resource, final Binding binding,
3750 final AsyncProcedure<T> procedure) {
3752 assert (resource != null);
3753 assert (binding != null);
3754 assert (procedure != null);
3756 processor.forValue(this, resource, new AsyncProcedure<byte[]>() {
3759 public void execute(AsyncReadGraph graph, byte[] result) {
3763 if (result == null) {
3764 procedure.exception(graph,
3765 new DoesNotContainValueException(
3766 "No value for resource " + resource));
3770 Serializer serializer = binding.serializer();
3771 // Serializer serializer = Bindings.getSerializer( binding );
3772 Object obj = serializer.deserialize(result);
3773 // if (!binding.isInstance(obj))
3774 // procedure.exception(graph, new ClassCastException(
3775 // "Cannot get value " + obj + " with binding "
3778 procedure.execute(graph, (T) obj);
3780 } catch (IOException e) {
3781 procedure.exception(graph, e);
3782 } catch (BufferUnderflowException e) {
3783 procedure.exception(graph, e);
3784 } catch (Throwable t) {
3785 procedure.exception(graph, t);
3791 public void exception(AsyncReadGraph graph, Throwable t) {
3793 procedure.exception(graph, t);
3794 } catch (Throwable t2) {
3795 Logger.defaultLogError(t2);
3800 public String toString() {
3801 return "forValue -> " + procedure;
3809 public <T> void forValue(Resource subject, Binding binding,
3810 SyncProcedure<T> procedure) {
3811 forValue(subject, binding, new SyncToAsyncProcedure<T>(procedure));
3815 public <T> void forValue(Resource subject, Binding binding,
3816 Procedure<T> procedure) {
3817 forValue(subject, binding, new NoneToAsyncProcedure<T>(procedure));
3821 public <T> void forValue(Resource subject, AsyncListener<T> listener) {
3822 asyncRequest(new ValueImplied<T>(subject), listener);
3826 public <T> void forValue(Resource subject, SyncListener<T> listener) {
3827 asyncRequest(new ValueImplied<T>(subject), listener);
3831 public <T> void forValue(Resource subject, Listener<T> listener) {
3832 asyncRequest(new ValueImplied<T>(subject), listener);
3836 final public <T> void forValue(final Resource subject, final AsyncProcedure<T> procedure) {
3838 assert (subject != null);
3839 assert (procedure != null);
3841 forRelatedValue(subject, processor.getL0(this).HasDataType, DATA_TYPE_BINDING_INTERNAL, new AsyncProcedure<Datatype>() {
3844 public void execute(AsyncReadGraph graph, Datatype type) {
3845 // TODO: consider trying Bindings.getBeanBinding(type);
3846 Binding binding = Bindings.getBinding(type);
3847 graph.forValue(subject, binding, procedure);
3851 public void exception(AsyncReadGraph graph, Throwable throwable) {
3852 procedure.exception(graph, new DoesNotContainValueException("Invalid data type", throwable));
3860 public <T> void forValue(Resource subject, SyncProcedure<T> procedure) {
3861 forValue(subject, new SyncToAsyncProcedure<T>(procedure));
3865 public <T> void forValue(Resource subject, Procedure<T> procedure) {
3866 forValue(subject, new NoneToAsyncProcedure<T>(procedure));
3870 public <T> void forRelatedValue(Resource subject, Resource relation,
3871 AsyncListener<T> listener) {
3872 asyncRequest(new RelatedValueImplied<T>(subject, relation), listener);
3876 public <T> void forRelatedValue(Resource subject, Resource relation,
3877 SyncListener<T> listener) {
3878 asyncRequest(new RelatedValueImplied<T>(subject, relation), listener);
3882 public <T> void forRelatedValue(Resource subject, Resource relation,
3883 Listener<T> listener) {
3884 asyncRequest(new RelatedValueImplied<T>(subject, relation), listener);
3888 final public <T> void forRelatedValue(final Resource subject,
3889 final Resource relation, final AsyncProcedure<T> procedure) {
3891 assert (subject != null);
3892 assert (relation != null);
3893 assert (procedure != null);
3895 final DeepSingleOrErrorProcedure<T> checkedProcedure = new DeepSingleOrErrorProcedure<T>(procedure);
3897 processor.forEachObject(this, subject, relation,
3898 new AsyncMultiProcedureAdapter<Resource>() {
3901 public void execute(AsyncReadGraph graph,
3902 final Resource object) {
3904 checkedProcedure.inc();
3906 graph.forValue(object, new AsyncProcedure<Object>() {
3909 public void execute(AsyncReadGraph graph,
3911 checkedProcedure.offer(graph, (T) result);
3912 checkedProcedure.dec(graph);
3916 public void exception(AsyncReadGraph graph,
3918 checkedProcedure.exception(graph, t);
3922 public String toString() {
3923 return "forRelatedValue -> " + procedure;
3931 public void finished(AsyncReadGraph graph) {
3932 checkedProcedure.dec(graph);
3936 public void exception(AsyncReadGraph graph, Throwable t) {
3937 checkedProcedure.exception(graph, t);
3945 public <T> void forRelatedValue(Resource subject, Resource relation,
3946 SyncProcedure<T> procedure) {
3947 forRelatedValue(subject, relation, new SyncToAsyncProcedure<T>(
3952 public <T> void forRelatedValue(Resource subject, Resource relation,
3953 Procedure<T> procedure) {
3954 forRelatedValue(subject, relation, new NoneToAsyncProcedure<T>(
3959 public <T> void forRelatedValue(Resource subject, Resource relation,
3960 Binding binding, AsyncListener<T> listener) {
3961 asyncRequest(new RelatedValue<T>(subject, relation, binding), listener);
3965 public <T> void forRelatedValue(Resource subject, Resource relation,
3966 Binding binding, SyncListener<T> listener) {
3967 asyncRequest(new RelatedValue<T>(subject, relation, binding), listener);
3971 public <T> void forRelatedValue(Resource subject, Resource relation,
3972 Binding binding, Listener<T> listener) {
3973 asyncRequest(new RelatedValue<T>(subject, relation, binding), listener);
3977 final public <T> void forRelatedValue(final Resource subject,
3978 final Resource relation, final Binding binding,
3979 final AsyncProcedure<T> procedure) {
3981 assert (subject != null);
3982 assert (relation != null);
3983 assert (binding != null);
3984 assert (procedure != null);
3986 final DeepSingleOrErrorProcedure<T> checkedProcedure = new DeepSingleOrErrorProcedure<T>(procedure);
3988 processor.forEachObject(this, subject, relation,
3989 new AsyncMultiProcedureAdapter<Resource>() {
3992 public void execute(AsyncReadGraph graph,
3993 final Resource object) {
3995 checkedProcedure.inc();
3997 graph.forValue(object, binding, new AsyncProcedure<Object>() {
4000 public void execute(AsyncReadGraph graph,
4003 checkedProcedure.offer(graph,
4005 checkedProcedure.dec(graph);
4009 public void exception(AsyncReadGraph graph,
4011 checkedProcedure.exception(graph, t);
4015 public String toString() {
4016 return "forRelatedValue -> "
4025 public void finished(AsyncReadGraph graph) {
4026 checkedProcedure.dec(graph);
4030 public void exception(AsyncReadGraph graph, Throwable t) {
4031 checkedProcedure.exception(graph, t);
4039 public <T> void forRelatedValue(Resource subject, Resource relation,
4040 Binding binding, SyncProcedure<T> procedure) {
4041 forRelatedValue(subject, relation, binding,
4042 new SyncToAsyncProcedure<T>(procedure));
4046 public <T> void forRelatedValue(Resource subject, Resource relation,
4047 Binding binding, Procedure<T> procedure) {
4048 forRelatedValue(subject, relation, binding,
4049 new NoneToAsyncProcedure<T>(procedure));
4053 public <T> void forAdapted(Resource resource, Class<T> clazz,
4054 AsyncListener<T> listener) {
4055 asyncRequest(new Adapter<T>(resource, clazz), listener);
4059 public <T> void forAdapted(Resource resource, Class<T> clazz,
4060 SyncListener<T> listener) {
4061 asyncRequest(new Adapter<T>(resource, clazz), listener);
4065 public <T> void forAdapted(Resource resource, Class<T> clazz,
4066 Listener<T> listener) {
4067 asyncRequest(new Adapter<T>(resource, clazz), listener);
4071 final public <T> void forAdapted(final Resource resource,
4072 final Class<T> clazz, final AsyncProcedure<T> procedure) {
4074 assert (resource != null);
4075 assert (clazz != null);
4076 assert (procedure != null);
4078 final AdaptionService service = getSession().peekService(AdaptionService.class);
4079 if (service == null)
4080 procedure.exception(this, new ServiceException("No AdaptionService available"));
4082 service.adapt(this, resource, resource, Resource.class, clazz, false, procedure);
4087 public <T> void forAdapted(Resource resource, Class<T> clazz,
4088 SyncProcedure<T> procedure) {
4089 forAdapted(resource, clazz, new SyncToAsyncProcedure<T>(procedure));
4093 public <T> void forAdapted(Resource resource, Class<T> clazz,
4094 Procedure<T> procedure) {
4095 forAdapted(resource, clazz, new NoneToAsyncProcedure<T>(procedure));
4099 public <T> void forUniqueAdapted(Resource resource, Class<T> clazz,
4100 AsyncListener<T> listener) {
4101 asyncRequest(new UniqueAdapter<T>(resource, clazz), listener);
4105 public <T> void forUniqueAdapted(Resource resource, Class<T> clazz,
4106 SyncListener<T> listener) {
4107 asyncRequest(new UniqueAdapter<T>(resource, clazz), listener);
4111 public <T> void forUniqueAdapted(Resource resource, Class<T> clazz,
4112 Listener<T> listener) {
4113 asyncRequest(new UniqueAdapter<T>(resource, clazz), listener);
4117 final public <T> void forUniqueAdapted(final Resource resource,
4118 final Class<T> clazz, final AsyncProcedure<T> procedure) {
4120 assert (resource != null);
4121 assert (clazz != null);
4122 assert (procedure != null);
4124 final AdaptionService service = getSession().peekService(AdaptionService.class);
4125 if (service == null)
4126 procedure.exception(this, new ServiceException("No AdaptionService available"));
4128 service.adaptNew(this, resource, clazz, false, procedure);
4133 public <T> void forUniqueAdapted(Resource resource, Class<T> clazz,
4134 SyncProcedure<T> procedure) {
4135 forUniqueAdapted(resource, clazz,
4136 new SyncToAsyncProcedure<T>(procedure));
4140 public <T> void forUniqueAdapted(Resource resource, Class<T> clazz,
4141 Procedure<T> procedure) {
4142 forUniqueAdapted(resource, clazz,
4143 new NoneToAsyncProcedure<T>(procedure));
4147 public void forPossibleInverse(Resource subject,
4148 AsyncListener<Resource> listener) {
4149 asyncRequest(new PossibleInverse(subject), listener);
4153 public void forPossibleInverse(Resource subject,
4154 SyncListener<Resource> listener) {
4155 asyncRequest(new PossibleInverse(subject), listener);
4159 public void forPossibleInverse(Resource subject, Listener<Resource> listener) {
4160 asyncRequest(new PossibleInverse(subject), listener);
4164 final public void forPossibleInverse(final Resource relation,
4165 final AsyncProcedure<Resource> procedure) {
4167 assert (relation != null);
4168 assert (procedure != null);
4170 processor.forInverse(this, relation, new ExceptionToNullProcedure<Resource>(procedure));
4175 public void forPossibleInverse(Resource subject,
4176 SyncProcedure<Resource> procedure) {
4177 forPossibleInverse(subject, new SyncToAsyncProcedure<Resource>(
4182 public void forPossibleInverse(Resource subject,
4183 Procedure<Resource> procedure) {
4184 forPossibleInverse(subject, new NoneToAsyncProcedure<Resource>(
4189 public void forPossibleObject(Resource subject, Resource relation,
4190 AsyncListener<Resource> listener) {
4191 asyncRequest(new PossibleObject(subject, relation), listener);
4195 public void forPossibleObject(Resource subject, Resource relation,
4196 SyncListener<Resource> listener) {
4197 asyncRequest(new PossibleObject(subject, relation), listener);
4201 public void forPossibleObject(Resource subject, Resource relation,
4202 Listener<Resource> listener) {
4203 asyncRequest(new PossibleObject(subject, relation), listener);
4207 final public void forPossibleObject(final Resource subject,
4208 final Resource relation, final AsyncProcedure<Resource> procedure) {
4210 assert (subject != null);
4211 assert (relation != null);
4212 assert (procedure != null);
4214 processor.forEachObject(this, subject, relation,
4215 new SingleOrNullProcedure<Resource>(procedure));
4220 public void forPossibleObject(Resource subject, Resource relation,
4221 SyncProcedure<Resource> procedure) {
4222 forPossibleObject(subject, relation,
4223 new SyncToAsyncProcedure<Resource>(procedure));
4227 public void forPossibleObject(Resource subject, Resource relation,
4228 Procedure<Resource> procedure) {
4229 forPossibleObject(subject, relation,
4230 new NoneToAsyncProcedure<Resource>(procedure));
4234 public void forPossibleStatement(Resource subject, Resource relation,
4235 AsyncListener<Statement> listener) {
4236 asyncRequest(new PossibleStatement(subject, relation), listener);
4240 public void forPossibleStatement(Resource subject, Resource relation,
4241 SyncListener<Statement> listener) {
4242 asyncRequest(new PossibleStatement(subject, relation), listener);
4246 public void forPossibleStatement(Resource subject, Resource relation,
4247 Listener<Statement> listener) {
4248 asyncRequest(new PossibleStatement(subject, relation), listener);
4252 final public void forPossibleStatement(final Resource subject,
4253 final Resource relation, final AsyncProcedure<Statement> procedure) {
4255 assert (subject != null);
4256 assert (relation != null);
4257 assert (procedure != null);
4259 processor.forEachStatement(this, subject, relation,
4260 new SingleFunctionalOrNullProcedure<Statement>(
4261 "forPossibleStatement", procedure));
4266 public void forPossibleStatement(Resource subject, Resource relation,
4267 SyncProcedure<Statement> procedure) {
4268 forPossibleStatement(subject, relation,
4269 new SyncToAsyncProcedure<Statement>(procedure));
4273 public void forPossibleStatement(Resource subject, Resource relation,
4274 Procedure<Statement> procedure) {
4275 forPossibleStatement(subject, relation,
4276 new NoneToAsyncProcedure<Statement>(procedure));
4280 public void forPossibleType(Resource subject, Resource relation,
4281 AsyncListener<Resource> listener) {
4282 asyncRequest(new PossibleType(subject, relation), listener);
4286 public void forPossibleType(Resource subject, Resource relation,
4287 SyncListener<Resource> listener) {
4288 asyncRequest(new PossibleType(subject, relation), listener);
4292 public void forPossibleType(Resource subject, Resource relation,
4293 Listener<Resource> listener) {
4294 asyncRequest(new PossibleType(subject, relation), listener);
4298 final public void forPossibleType(final Resource subject,
4299 final Resource baseType, final AsyncProcedure<Resource> procedure) {
4301 assert (subject != null);
4302 assert (procedure != null);
4304 final NullSingleOrNullProcedure<Resource> checkedProcedure = new NullSingleOrNullProcedure<Resource>(procedure);
4306 processor.forEachPrincipalType(this, subject, new AsyncMultiProcedureAdapter<Resource>() {
4309 public void execute(AsyncReadGraph graph,
4310 final Resource principalType) {
4312 if (baseType == null) {
4314 checkedProcedure.offer(graph, principalType);
4316 } else if (principalType.equals(baseType)) {
4318 checkedProcedure.offer(graph, principalType);
4322 checkedProcedure.inc();
4324 processor.forSupertypes((ReadGraphImpl)graph, principalType,
4325 new AsyncProcedure<Set<Resource>>() {
4328 public void execute(
4329 AsyncReadGraph graph,
4330 Set<Resource> result) {
4332 if (result.contains(baseType)) {
4333 checkedProcedure.offer(graph,
4337 checkedProcedure.dec(graph);
4342 public void exception(
4343 AsyncReadGraph graph,
4345 checkedProcedure.exception(graph, t);
4346 checkedProcedure.dec(graph);
4350 public String toString() {
4351 return "forPossibleType -> "
4362 public void finished(AsyncReadGraph graph) {
4363 checkedProcedure.dec(graph);
4367 public void exception(AsyncReadGraph graph, Throwable t) {
4368 checkedProcedure.exception(graph, t);
4369 checkedProcedure.dec(graph);
4377 public void forPossibleType(Resource subject, Resource relation,
4378 SyncProcedure<Resource> procedure) {
4379 forPossibleType(subject, relation, new SyncToAsyncProcedure<Resource>(
4384 public void forPossibleType(Resource subject, Resource relation,
4385 Procedure<Resource> procedure) {
4386 forPossibleType(subject, relation, new NoneToAsyncProcedure<Resource>(
4391 public <T> void forPossibleValue(Resource subject, AsyncListener<T> listener) {
4392 asyncRequest(new PossibleValueImplied<T>(subject), listener);
4396 public <T> void forPossibleValue(Resource subject, SyncListener<T> listener) {
4397 asyncRequest(new PossibleValueImplied<T>(subject), listener);
4401 public <T> void forPossibleValue(Resource subject, Listener<T> listener) {
4402 asyncRequest(new PossibleValueImplied<T>(subject), listener);
4406 final public <T> void forPossibleValue(final Resource subject,
4407 final AsyncProcedure<T> procedure) {
4409 assert (subject != null);
4410 assert (procedure != null);
4412 forPossibleRelatedValue(subject, processor.getL0(this).HasDataType, DATA_TYPE_BINDING_INTERNAL, new AsyncProcedure<Datatype>() {
4415 public void execute(AsyncReadGraph graph, final Datatype type) {
4417 procedure.execute(graph, null);
4420 // TODO: consider trying Bindings.getBeanBinding(type);
4421 Binding binding = Bindings.getBinding(type);
4422 graph.forPossibleValue(subject, binding, procedure);
4423 } catch (RuntimeBindingConstructionException e) {
4424 procedure.exception(graph, e);
4430 public void exception(AsyncReadGraph graph, Throwable t) {
4431 procedure.exception(graph, t);
4435 public String toString() {
4436 return "forPossibleValue -> " + procedure;
4444 public <T> void forPossibleValue(Resource subject,
4445 SyncProcedure<T> procedure) {
4446 forPossibleValue(subject, new SyncToAsyncProcedure<T>(procedure));
4450 public <T> void forPossibleValue(Resource subject, Procedure<T> procedure) {
4451 forPossibleValue(subject, new NoneToAsyncProcedure<T>(procedure));
4455 public <T> void forPossibleValue(Resource subject, Binding binding,
4456 AsyncListener<T> listener) {
4457 asyncRequest(new PossibleValue<T>(subject, binding), listener);
4461 public <T> void forPossibleValue(Resource subject, Binding binding,
4462 SyncListener<T> listener) {
4463 asyncRequest(new PossibleValue<T>(subject, binding), listener);
4467 public <T> void forPossibleValue(Resource subject, Binding binding,
4468 Listener<T> listener) {
4469 asyncRequest(new PossibleValue<T>(subject, binding), listener);
4473 final public <T> void forPossibleValue(final Resource resource,
4474 final Binding binding, final AsyncProcedure<T> procedure) {
4476 assert (resource != null);
4477 assert (binding != null);
4478 assert (procedure != null);
4480 processor.forValue(this, resource, new AsyncProcedure<byte[]>() {
4483 public void execute(AsyncReadGraph graph, byte[] result) {
4487 if (result == null) {
4488 procedure.execute(graph, null);
4492 Serializer serializer = Bindings.getSerializer( binding );
4493 Object obj = serializer.deserialize(result);
4494 if (!binding.isInstance(obj))
4495 procedure.exception(graph, new ClassCastException(
4496 "Cannot get value " + obj + " with binding "
4499 procedure.execute(graph, (T) obj);
4501 } catch (IOException e) {
4502 procedure.exception(graph, e);
4503 } catch (BufferUnderflowException e) {
4504 procedure.exception(graph, e);
4505 } catch (Throwable t) {
4506 procedure.exception(graph, t);
4512 public void exception(AsyncReadGraph graph, Throwable t) {
4514 procedure.exception(graph, t);
4515 } catch (Throwable t2) {
4516 Logger.defaultLogError(t2);
4521 public String toString() {
4522 return "forPossibleValue -> " + procedure;
4530 public <T> void forPossibleValue(Resource subject, Binding binding,
4531 SyncProcedure<T> procedure) {
4532 forPossibleValue(subject, binding, new SyncToAsyncProcedure<T>(
4537 public <T> void forPossibleValue(Resource subject, Binding binding,
4538 Procedure<T> procedure) {
4539 forPossibleValue(subject, binding, new NoneToAsyncProcedure<T>(
4544 public <T> void forPossibleRelatedValue(Resource subject,
4545 Resource relation, AsyncListener<T> listener) {
4546 asyncRequest(new PossibleRelatedValueImplied<T>(subject, relation),
4551 public <T> void forPossibleRelatedValue(Resource subject,
4552 Resource relation, SyncListener<T> listener) {
4553 asyncRequest(new PossibleRelatedValueImplied<T>(subject, relation),
4558 public <T> void forPossibleRelatedValue(Resource subject,
4559 Resource relation, Listener<T> listener) {
4560 asyncRequest(new PossibleRelatedValueImplied<T>(subject, relation),
4565 final public <T> void forPossibleRelatedValue(final Resource subject,
4566 final Resource relation, final AsyncProcedure<T> procedure) {
4568 assert (subject != null);
4569 assert (relation != null);
4570 assert (procedure != null);
4572 final DeepSingleOrNullProcedure<T> checkedProcedure = new DeepSingleOrNullProcedure<T>(procedure);
4574 processor.forEachObject(this, subject, relation,
4575 new AsyncMultiProcedureAdapter<Resource>() {
4578 public void execute(AsyncReadGraph graph,
4579 final Resource object) {
4581 checkedProcedure.inc();
4583 graph.forValue(object, new AsyncProcedure<Object>() {
4586 public void execute(AsyncReadGraph graph,
4588 checkedProcedure.offer(graph, (T) result);
4589 checkedProcedure.dec(graph);
4593 public void exception(AsyncReadGraph graph,
4595 checkedProcedure.exception(graph, t);
4596 checkedProcedure.dec(graph);
4604 public void finished(AsyncReadGraph graph) {
4606 checkedProcedure.dec(graph);
4610 public void exception(AsyncReadGraph graph, Throwable t) {
4611 checkedProcedure.exception(graph, t);
4612 checkedProcedure.dec(graph);
4616 public String toString() {
4617 return "forPossibleRelatedValue -> " + procedure;
4624 public <T> void forPossibleRelatedValue(Resource subject,
4625 Resource relation, SyncProcedure<T> procedure) {
4626 forPossibleRelatedValue(subject, relation, new SyncToAsyncProcedure<T>(
4631 public <T> void forPossibleRelatedValue(Resource subject,
4632 Resource relation, Procedure<T> procedure) {
4633 forPossibleRelatedValue(subject, relation, new NoneToAsyncProcedure<T>(
4638 public <T> void forPossibleRelatedValue(Resource subject,
4639 Resource relation, Binding binding, AsyncListener<T> listener) {
4640 asyncRequest(new PossibleRelatedValue<T>(subject, relation, binding),
4645 public <T> void forPossibleRelatedValue(Resource subject,
4646 Resource relation, Binding binding, SyncListener<T> listener) {
4647 asyncRequest(new PossibleRelatedValue<T>(subject, relation, binding),
4652 public <T> void forPossibleRelatedValue(Resource subject,
4653 Resource relation, Binding binding, Listener<T> listener) {
4654 asyncRequest(new PossibleRelatedValue<T>(subject, relation, binding),
4659 // final public <T> void forPossibleRelatedValue(final Resource subject, final Resource relation, final Binding binding,
4660 // final AsyncProcedure<T> procedure) {
4662 // forPossibleRelatedValue(subject, relation, binding, procedure, false);
4666 final public <T> void forPossibleRelatedValue(final Resource subject, final Resource relation, final Binding binding,
4667 final AsyncProcedure<T> procedure) {
4669 assert (subject != null);
4670 assert (relation != null);
4671 assert (procedure != null);
4673 processor.forPossibleObject(this, subject, relation, new AsyncProcedure<Resource>() {
4676 public void execute(AsyncReadGraph graph, Resource object) {
4678 if(object == null) {
4679 procedure.execute(graph, null);
4683 processor.forPossibleValue((ReadGraphImpl)graph, object, new AsyncProcedure<byte[]>() {
4686 public void execute(AsyncReadGraph graph, byte[] bytes) {
4692 Serializer serializer = binding.serializer();
4693 Object obj = serializer.deserialize(bytes);
4694 if (!binding.isInstance(obj)) {
4695 procedure.exception(graph, new ClassCastException("Cannot get value " + obj + " with binding " + binding));
4697 procedure.execute(graph, (T) obj);
4700 } catch (Throwable t) {
4702 procedure.exception(graph, t);
4708 procedure.execute(graph, null);
4715 public void exception(AsyncReadGraph graph, Throwable t) {
4716 procedure.exception(graph, t);
4724 public void exception(AsyncReadGraph graph, Throwable throwable) {
4725 throwable.printStackTrace();
4726 procedure.exception(graph, throwable);
4734 public <T> void forPossibleRelatedValue(Resource subject,
4735 Resource relation, Binding binding, SyncProcedure<T> procedure) {
4736 forPossibleRelatedValue(subject, relation, binding,
4737 new SyncToAsyncProcedure<T>(procedure));
4741 public <T> void forPossibleRelatedValue(Resource subject,
4742 Resource relation, Binding binding, Procedure<T> procedure) {
4743 forPossibleRelatedValue(subject, relation, binding,
4744 new NoneToAsyncProcedure<T>(procedure));
4748 public void forIsInstanceOf(Resource subject, Resource relation,
4749 AsyncListener<Boolean> listener) {
4750 asyncRequest(new IsInstanceOf(subject, relation), listener);
4754 public void forIsInstanceOf(Resource subject, Resource relation,
4755 SyncListener<Boolean> listener) {
4756 asyncRequest(new IsInstanceOf(subject, relation), listener);
4760 public void forIsInstanceOf(Resource subject, Resource relation,
4761 Listener<Boolean> listener) {
4762 asyncRequest(new IsInstanceOf(subject, relation), listener);
4766 final public void forIsInstanceOf(final Resource resource,
4767 final Resource type, final AsyncProcedure<Boolean> procedure) {
4769 assert (resource != null);
4770 assert (type != null);
4771 assert (procedure != null);
4773 forTypes(resource, new AsyncProcedure<Set<Resource>>() {
4776 public void execute(AsyncReadGraph graph, Set<Resource> result) {
4779 if (result.contains(type))
4780 procedure.execute(graph, true);
4782 procedure.execute(graph, false);
4783 } catch (Throwable t) {
4784 Logger.defaultLogError(t);
4789 public void exception(AsyncReadGraph graph, Throwable t) {
4791 procedure.exception(graph, t);
4792 } catch (Throwable t2) {
4793 Logger.defaultLogError(t2);
4798 public String toString() {
4799 return "forIsInstanceOf -> " + procedure;
4807 public void forIsInstanceOf(Resource subject, Resource relation,
4808 SyncProcedure<Boolean> procedure) {
4809 forIsInstanceOf(subject, relation, new SyncToAsyncProcedure<Boolean>(
4814 public void forIsInstanceOf(Resource subject, Resource relation,
4815 Procedure<Boolean> procedure) {
4816 forIsInstanceOf(subject, relation, new NoneToAsyncProcedure<Boolean>(
4821 public void forIsInheritedFrom(Resource subject, Resource relation,
4822 AsyncListener<Boolean> listener) {
4823 asyncRequest(new IsInheritedFrom(subject, relation), listener);
4827 public void forIsInheritedFrom(Resource subject, Resource relation,
4828 SyncListener<Boolean> listener) {
4829 asyncRequest(new IsInheritedFrom(subject, relation), listener);
4833 public void forIsInheritedFrom(Resource subject, Resource relation,
4834 Listener<Boolean> listener) {
4835 asyncRequest(new IsInheritedFrom(subject, relation), listener);
4839 final public void forIsInheritedFrom(final Resource resource,
4840 final Resource type, final AsyncProcedure<Boolean> procedure) {
4842 assert (resource != null);
4843 assert (type != null);
4844 assert (procedure != null);
4846 if (resource.equals(type)) {
4848 procedure.execute(this, true);
4849 } catch (Throwable t) {
4850 Logger.defaultLogError(t);
4855 forSupertypes(resource, new AsyncProcedure<Set<Resource>>() {
4858 public void execute(AsyncReadGraph graph, Set<Resource> result) {
4860 if (result.contains(type))
4861 procedure.execute(graph, true);
4863 procedure.execute(graph, false);
4864 } catch (Throwable t) {
4865 Logger.defaultLogError(t);
4870 public void exception(AsyncReadGraph graph, Throwable t) {
4872 procedure.exception(graph, t);
4873 } catch (Throwable t2) {
4874 Logger.defaultLogError(t2);
4879 public String toString() {
4880 return "forIsInheritedFrom -> " + procedure;
4888 public void forIsInheritedFrom(Resource subject, Resource relation,
4889 SyncProcedure<Boolean> procedure) {
4890 forIsInheritedFrom(subject, relation,
4891 new SyncToAsyncProcedure<Boolean>(procedure));
4895 public void forIsInheritedFrom(Resource subject, Resource relation,
4896 Procedure<Boolean> procedure) {
4897 forIsInheritedFrom(subject, relation,
4898 new NoneToAsyncProcedure<Boolean>(procedure));
4902 public void forIsSubrelationOf(Resource subject, Resource relation,
4903 AsyncListener<Boolean> listener) {
4904 asyncRequest(new IsSubrelationOf(subject, relation), listener);
4908 public void forIsSubrelationOf(Resource subject, Resource relation,
4909 SyncListener<Boolean> listener) {
4910 asyncRequest(new IsSubrelationOf(subject, relation), listener);
4914 public void forIsSubrelationOf(Resource subject, Resource relation,
4915 Listener<Boolean> listener) {
4916 asyncRequest(new IsSubrelationOf(subject, relation), listener);
4920 final public void forIsSubrelationOf(final Resource resource,
4921 final Resource relation, final AsyncProcedure<Boolean> procedure) {
4923 assert (resource != null);
4924 assert (relation != null);
4925 assert (procedure != null);
4927 if (resource.equals(relation)) {
4928 procedure.execute(this, true);
4932 forSuperrelations(resource, new AsyncProcedure<Set<Resource>>() {
4935 public void execute(AsyncReadGraph graph, Set<Resource> result) {
4937 if (result.contains(relation))
4938 procedure.execute(graph, true);
4940 procedure.execute(graph, false);
4941 } catch (Throwable t) {
4942 Logger.defaultLogError(t);
4947 public void exception(AsyncReadGraph graph, Throwable t) {
4949 procedure.exception(graph, t);
4950 } catch (Throwable t2) {
4951 Logger.defaultLogError(t2);
4956 public String toString() {
4957 return "forIsSubrelationOf -> " + procedure;
4965 public void forIsSubrelationOf(Resource subject, Resource relation,
4966 SyncProcedure<Boolean> procedure) {
4967 forIsSubrelationOf(subject, relation,
4968 new SyncToAsyncProcedure<Boolean>(procedure));
4972 public void forIsSubrelationOf(Resource subject, Resource relation,
4973 Procedure<Boolean> procedure) {
4974 forIsSubrelationOf(subject, relation,
4975 new NoneToAsyncProcedure<Boolean>(procedure));
4979 public void forHasStatement(Resource subject,
4980 AsyncListener<Boolean> listener) {
4981 asyncRequest(new HasStatementSubject(subject), listener);
4985 public void forHasStatement(Resource subject, SyncListener<Boolean> listener) {
4986 asyncRequest(new HasStatementSubject(subject), listener);
4990 public void forHasStatement(Resource subject, Listener<Boolean> listener) {
4991 asyncRequest(new HasStatementSubject(subject), listener);
4995 final public void forHasStatement(final Resource subject,
4996 final AsyncProcedure<Boolean> procedure) {
4998 assert (subject != null);
4999 assert (procedure != null);
5001 processor.forHasStatement(this, subject, procedure);
5006 public void forHasStatement(Resource subject,
5007 SyncProcedure<Boolean> procedure) {
5008 forHasStatement(subject, new SyncToAsyncProcedure<Boolean>(procedure));
5012 public void forHasStatement(Resource subject, Procedure<Boolean> procedure) {
5013 forHasStatement(subject, new NoneToAsyncProcedure<Boolean>(procedure));
5017 public void forHasStatement(Resource subject, Resource relation,
5018 AsyncListener<Boolean> listener) {
5019 asyncRequest(new HasStatement(subject, relation), listener);
5023 public void forHasStatement(Resource subject, Resource relation,
5024 SyncListener<Boolean> listener) {
5025 asyncRequest(new HasStatement(subject, relation), listener);
5029 public void forHasStatement(Resource subject, Resource relation,
5030 Listener<Boolean> listener) {
5031 asyncRequest(new HasStatement(subject, relation), listener);
5035 final public void forHasStatement(final Resource subject,
5036 final Resource relation, final AsyncProcedure<Boolean> procedure) {
5038 assert (subject != null);
5039 assert (relation != null);
5040 assert (procedure != null);
5042 processor.forHasStatement(this, subject, relation, procedure);
5047 public void forHasStatement(Resource subject, Resource relation,
5048 SyncProcedure<Boolean> procedure) {
5049 forHasStatement(subject, relation, new SyncToAsyncProcedure<Boolean>(
5054 public void forHasStatement(Resource subject, Resource relation,
5055 Procedure<Boolean> procedure) {
5056 forHasStatement(subject, relation, new NoneToAsyncProcedure<Boolean>(
5061 public void forHasStatement(Resource subject, Resource relation,
5062 Resource object, AsyncListener<Boolean> listener) {
5063 asyncRequest(new HasStatementSubjectObject(subject, relation, object),
5068 public void forHasStatement(Resource subject, Resource relation,
5069 Resource object, SyncListener<Boolean> listener) {
5070 asyncRequest(new HasStatementSubjectObject(subject, relation, object),
5075 public void forHasStatement(Resource subject, Resource relation,
5076 Resource object, Listener<Boolean> listener) {
5077 asyncRequest(new HasStatementSubjectObject(subject, relation, object),
5082 final public void forHasStatement(final Resource subject,
5083 final Resource relation, final Resource object,
5084 final AsyncProcedure<Boolean> procedure) {
5086 assert (subject != null);
5087 assert (relation != null);
5088 assert (object != null);
5089 assert (procedure != null);
5091 processor.forHasStatement(this, subject, relation, object, procedure);
5096 public void forHasStatement(Resource subject, Resource relation,
5097 Resource object, SyncProcedure<Boolean> procedure) {
5098 forHasStatement(subject, relation, object,
5099 new SyncToAsyncProcedure<Boolean>(procedure));
5103 public void forHasStatement(Resource subject, Resource relation,
5104 Resource object, Procedure<Boolean> procedure) {
5105 forHasStatement(subject, relation, object,
5106 new NoneToAsyncProcedure<Boolean>(procedure));
5110 public void forHasValue(Resource subject, AsyncListener<Boolean> listener) {
5111 asyncRequest(new HasValue(subject), listener);
5115 public void forHasValue(Resource subject, SyncListener<Boolean> listener) {
5116 asyncRequest(new HasValue(subject), listener);
5120 public void forHasValue(Resource subject, Listener<Boolean> listener) {
5121 asyncRequest(new HasValue(subject), listener);
5125 final public void forHasValue(final Resource subject,
5126 final AsyncProcedure<Boolean> procedure) {
5128 assert (subject != null);
5129 assert (procedure != null);
5131 processor.forValue(this, subject, new AsyncProcedure<byte[]>() {
5134 public void execute(AsyncReadGraph graph, byte[] result) {
5137 procedure.execute(graph, false);
5139 procedure.execute(graph, true);
5140 } catch (Throwable t) {
5141 Logger.defaultLogError(t);
5146 public void exception(AsyncReadGraph graph, Throwable t) {
5148 procedure.exception(graph, t);
5149 } catch (Throwable t2) {
5150 Logger.defaultLogError(t2);
5155 public String toString() {
5156 return "forHasValue -> " + procedure;
5164 public void forHasValue(Resource subject, SyncProcedure<Boolean> procedure) {
5165 forHasValue(subject, new SyncToAsyncProcedure<Boolean>(procedure));
5169 public void forHasValue(Resource subject, Procedure<Boolean> procedure) {
5170 forHasValue(subject, new NoneToAsyncProcedure<Boolean>(procedure));
5174 public void forOrderedSet(Resource subject,
5175 AsyncMultiListener<Resource> listener) {
5176 asyncRequest(new OrderedSet(subject), listener);
5180 public void forOrderedSet(Resource subject,
5181 SyncMultiListener<Resource> listener) {
5182 asyncRequest(new OrderedSet(subject), listener);
5186 public void forOrderedSet(Resource subject, MultiListener<Resource> listener) {
5187 asyncRequest(new OrderedSet(subject), listener);
5191 final public void forOrderedSet(final Resource subject,
5192 final AsyncMultiProcedure<Resource> procedure) {
5194 assert (subject != null);
5195 assert (procedure != null);
5197 processor.forOrderedSet(this, subject,
5198 new AsyncMultiProcedure<Resource>() {
5201 public void finished(AsyncReadGraph graph) {
5203 procedure.finished(graph);
5204 } catch (Throwable t) {
5205 Logger.defaultLogError(t);
5210 public void execute(AsyncReadGraph graph, Resource result) {
5212 procedure.execute(graph, result);
5213 } catch (Throwable t) {
5214 Logger.defaultLogError(t);
5219 public void exception(AsyncReadGraph graph, Throwable t) {
5221 procedure.exception(graph, t);
5222 } catch (Throwable t2) {
5223 Logger.defaultLogError(t2);
5228 public String toString() {
5229 return "forOrderedSet -> " + procedure;
5237 public void forOrderedSet(Resource subject,
5238 SyncMultiProcedure<Resource> procedure) {
5239 forOrderedSet(subject, new SyncToAsyncMultiProcedure<Resource>(
5244 public void forOrderedSet(Resource subject,
5245 MultiProcedure<Resource> procedure) {
5246 forOrderedSet(subject, new NoneToAsyncMultiProcedure<Resource>(
5251 public <T> void forPossibleAdapted(Resource resource, Class<T> clazz,
5252 AsyncListener<T> listener) {
5253 asyncRequest(new PossibleAdapter<T>(resource, clazz), listener);
5257 public <T> void forPossibleAdapted(Resource resource, Class<T> clazz,
5258 SyncListener<T> listener) {
5259 asyncRequest(new PossibleAdapter<T>(resource, clazz), listener);
5263 public <T> void forPossibleAdapted(Resource resource, Class<T> clazz,
5264 Listener<T> listener) {
5265 asyncRequest(new PossibleAdapter<T>(resource, clazz), listener);
5269 final public <T> void forPossibleAdapted(final Resource resource,
5270 final Class<T> clazz, final AsyncProcedure<T> procedure) {
5272 assert (resource != null);
5273 assert (clazz != null);
5274 assert (procedure != null);
5276 final AdaptionService service = getSession().peekService(AdaptionService.class);
5277 if (service == null)
5278 procedure.exception(this, new ServiceException("No AdaptionService available"));
5280 service.adapt(this, resource, resource, Resource.class, clazz, true, procedure);
5284 public <T> void forPossibleAdapted(Resource resource, Class<T> clazz,
5285 SyncProcedure<T> procedure) {
5286 forPossibleAdapted(resource, clazz, new SyncToAsyncProcedure<T>(
5291 public <T> void forPossibleAdapted(Resource resource, Class<T> clazz,
5292 Procedure<T> procedure) {
5293 forPossibleAdapted(resource, clazz, new NoneToAsyncProcedure<T>(
5298 public <T> void forPossibleUniqueAdapted(Resource resource, Class<T> clazz,
5299 AsyncListener<T> listener) {
5300 asyncRequest(new PossibleUniqueAdapter<T>(resource, clazz), listener);
5304 public <T> void forPossibleUniqueAdapted(Resource resource, Class<T> clazz,
5305 SyncListener<T> listener) {
5306 asyncRequest(new PossibleUniqueAdapter<T>(resource, clazz), listener);
5310 public <T> void forPossibleUniqueAdapted(Resource resource, Class<T> clazz,
5311 Listener<T> listener) {
5312 asyncRequest(new PossibleUniqueAdapter<T>(resource, clazz), listener);
5316 final public <T> void forPossibleUniqueAdapted(final Resource resource,
5317 final Class<T> clazz, final AsyncProcedure<T> procedure) {
5319 assert (resource != null);
5320 assert (clazz != null);
5321 assert (procedure != null);
5323 final AdaptionService service = getSession().peekService(AdaptionService.class);
5324 if (service == null)
5325 procedure.exception(this, new ServiceException("No AdaptionService available"));
5327 service.adaptNew(this, resource, clazz, true, procedure);
5332 public <T> void forPossibleUniqueAdapted(Resource resource, Class<T> clazz,
5333 SyncProcedure<T> procedure) {
5334 forPossibleUniqueAdapted(resource, clazz, new SyncToAsyncProcedure<T>(
5339 public <T> void forPossibleUniqueAdapted(Resource resource, Class<T> clazz,
5340 Procedure<T> procedure) {
5341 forPossibleUniqueAdapted(resource, clazz, new NoneToAsyncProcedure<T>(
5346 * Implementation of the interface AsyncRequestProcessor
5350 final public Session getSession() {
5351 return processor.getSession();
5355 // final public Builtins getBuiltins() {
5356 // return processor.getSession().getBuiltins();
5360 public <T> void asyncRequest(final Read<T> request) {
5362 asyncRequest(request, new AsyncProcedure<T>() {
5365 public void execute(AsyncReadGraph graph, T result) {
5369 public void exception(AsyncReadGraph graph, Throwable t) {
5370 Logger.defaultLogError(t);
5374 public String toString() {
5375 return "asyncRequest(Read) -> " + request;
5383 public <T> void asyncRequest(Read<T> request, AsyncListener<T> procedure) {
5384 asyncRequest(request, (AsyncProcedure<T>) procedure);
5388 public <T> void asyncRequest(Read<T> request,
5389 final SyncListener<T> procedure) {
5390 asyncRequest(request, new SyncToAsyncListener<T>(procedure));
5394 public <T> void asyncRequest(Read<T> request, final Listener<T> procedure) {
5395 asyncRequest(request, new NoneToAsyncListener<T>(procedure));
5399 public <T> void asyncRequest(final Read<T> request, final AsyncProcedure<T> procedure) {
5401 assert (request != null);
5402 assert (procedure != null);
5404 final ListenerBase listener = getListenerBase(procedure);
5406 if (parent != null || listener != null) {
5409 processor.queryRead(this, request, parent, procedure,
5411 } catch (Throwable e) {
5412 // This throwable has already been transferred to procedure at this point - do nothing about it
5413 //Logger.defaultLogError("Internal error ", e);
5418 // final ReadGraphImpl newGraph = newSync();
5422 T result = request.perform(this);
5425 procedure.execute(this, result);
5426 } catch (Throwable t) {
5427 Logger.defaultLogError(t);
5430 } catch (Throwable t) {
5433 procedure.exception(this, t);
5434 } catch (Throwable t2) {
5435 Logger.defaultLogError(t2);
5446 public static ReadGraphImpl createAsync(QueryProcessor support) {
5447 return new ReadGraphImpl(null, support);
5450 public static ReadGraphImpl forRecompute(CacheEntry entry, QueryProcessor support) {
5451 return new ReadGraphImpl(entry, support);
5455 public <T> void asyncRequest(Read<T> request, SyncProcedure<T> procedure) {
5456 asyncRequest(request, new SyncToAsyncProcedure<T>(procedure));
5460 public <T> void asyncRequest(Read<T> request, final Procedure<T> procedure) {
5461 asyncRequest(request, new NoneToAsyncProcedure<T>(procedure));
5465 final public <T> void asyncRequest(final AsyncRead<T> request) {
5467 assert (request != null);
5469 asyncRequest(request, new AsyncProcedure<T>() {
5472 public void execute(AsyncReadGraph graph, T result) {
5476 public void exception(AsyncReadGraph graph, Throwable t) {
5477 Logger.defaultLogError(t);
5481 public String toString() {
5482 return "asyncRequest(AsyncRead) -> " + request;
5490 public <T> void asyncRequest(AsyncRead<T> request,
5491 AsyncListener<T> procedure) {
5492 asyncRequest(request, (AsyncProcedure<T>) procedure);
5496 final public <T> void asyncRequest(AsyncRead<T> request,
5497 final SyncListener<T> procedure) {
5498 asyncRequest(request, new SyncToAsyncListener<T>(procedure));
5502 final public <T> void asyncRequest(AsyncRead<T> request,
5503 final Listener<T> procedure) {
5504 asyncRequest(request, new NoneToAsyncListener<T>(procedure));
5508 final public <T> void asyncRequest(final AsyncRead<T> request,
5509 final AsyncProcedure<T> procedure) {
5511 assert (request != null);
5512 assert (procedure != null);
5514 final ListenerBase listener = getListenerBase(procedure);
5516 if (parent != null || listener != null) {
5518 processor.query(this, request, parent, procedure, listener);
5524 request.perform(this, new CallWrappedSingleQueryProcedure4<T>(procedure, request));
5526 } catch (Throwable t) {
5528 if (t instanceof DatabaseException)
5529 procedure.exception(this, t);
5534 new DatabaseException(
5535 "Unexpected exception in ReadGraph.asyncRequest(SingleAsyncRead, SingleProcedure)",
5545 public <T> void asyncRequest(AsyncRead<T> request,
5546 SyncProcedure<T> procedure) {
5547 asyncRequest(request, new SyncToAsyncProcedure<T>(procedure));
5551 final public <T> void asyncRequest(final AsyncRead<T> request,
5552 final Procedure<T> procedure) {
5553 asyncRequest(request, new NoneToAsyncProcedure<T>(procedure));
5557 public <T> void asyncRequest(final MultiRead<T> request) {
5559 assert (request != null);
5561 asyncRequest(request, new AsyncMultiProcedureAdapter<T>() {
5563 public void exception(AsyncReadGraph graph, Throwable t) {
5564 Logger.defaultLogError(t);
5568 public String toString() {
5569 return "asyncRequest(MultiRead) -> " + request;
5576 public <T> void asyncRequest(MultiRead<T> request,
5577 AsyncMultiListener<T> procedure) {
5578 asyncRequest(request, (AsyncMultiProcedure<T>) procedure);
5582 public <T> void asyncRequest(MultiRead<T> request,
5583 SyncMultiListener<T> procedure) {
5584 asyncRequest(request, new SyncToAsyncMultiListener<T>(procedure));
5588 public <T> void asyncRequest(MultiRead<T> request,
5589 MultiListener<T> procedure) {
5590 asyncRequest(request, new NoneToAsyncMultiListener<T>(procedure));
5594 public <T> void asyncRequest(final MultiRead<T> request,
5595 final AsyncMultiProcedure<T> procedure) {
5597 assert (request != null);
5598 assert (procedure != null);
5600 final ListenerBase listener = getListenerBase(procedure);
5602 if (parent != null || listener != null) {
5604 // final ReadGraphImpl newGraph = newSync();
5605 processor.query(this, request, parent, procedure,listener);
5609 // final ReadGraphImpl newGraph = newSync();
5613 request.perform(this, procedure);
5615 } catch (Throwable t) {
5617 procedure.exception(this, t);
5626 public <T> void asyncRequest(MultiRead<T> request,
5627 SyncMultiProcedure<T> procedure) {
5628 asyncRequest(request, new SyncToAsyncMultiProcedure<T>(procedure));
5632 public <T> void asyncRequest(MultiRead<T> request,
5633 MultiProcedure<T> procedure) {
5634 asyncRequest(request, new NoneToAsyncMultiProcedure<T>(procedure));
5638 final public <T> void asyncRequest(final AsyncMultiRead<T> request) {
5640 assert (request != null);
5642 asyncRequest(request, new AsyncMultiProcedureAdapter<T>() {
5644 public void exception(AsyncReadGraph graph, Throwable t) {
5645 Logger.defaultLogError(t);
5649 public String toString() {
5650 return "asyncRequest(AsyncMultiRead) -> " + request;
5657 public <T> void asyncRequest(AsyncMultiRead<T> request,
5658 AsyncMultiListener<T> procedure) {
5659 asyncRequest(request, (AsyncMultiProcedure<T>) procedure);
5663 public <T> void asyncRequest(AsyncMultiRead<T> request,
5664 SyncMultiListener<T> procedure) {
5665 asyncRequest(request, new SyncToAsyncMultiListener<T>(procedure));
5669 public <T> void asyncRequest(AsyncMultiRead<T> request,
5670 MultiListener<T> procedure) {
5671 asyncRequest(request, new NoneToAsyncMultiListener<T>(procedure));
5675 final public <T> void asyncRequest(AsyncMultiRead<T> request,
5676 final AsyncMultiProcedure<T> procedure) {
5678 assert (request != null);
5679 assert (procedure != null);
5681 ListenerBase listener = getListenerBase(procedure);
5683 if (parent != null || listener != null) {
5685 processor.query(this, request, parent, procedure, listener);
5691 request.perform(this, new AsyncMultiProcedure<T>() {
5694 public void execute(AsyncReadGraph graph, T result) {
5695 procedure.execute(graph, result);
5699 public void finished(AsyncReadGraph graph) {
5700 procedure.finished(graph);
5704 public void exception(AsyncReadGraph graph, Throwable t) {
5705 procedure.exception(graph, t);
5709 public String toString() {
5710 return "asyncRequest(AsyncMultiRead) -> " + procedure;
5715 } catch (Throwable t) {
5717 procedure.exception(this, new DatabaseException(t));
5725 public <T> void asyncRequest(AsyncMultiRead<T> request,
5726 SyncMultiProcedure<T> procedure) {
5727 asyncRequest(request, new SyncToAsyncMultiProcedure<T>(procedure));
5731 final public <T> void asyncRequest(AsyncMultiRead<T> request,
5732 final MultiProcedure<T> procedure) {
5733 asyncRequest(request, new NoneToAsyncMultiProcedure<T>(procedure));
5737 final public <T> void asyncRequest(final ExternalRead<T> request) {
5739 assert (request != null);
5741 asyncRequest(request, new Procedure<T>() {
5744 public void execute(T result) {
5748 public void exception(Throwable t) {
5749 Logger.defaultLogError(t);
5753 public String toString() {
5754 return "asyncRequest(PrimitiveRead) -> " + request;
5762 public <T> void asyncRequest(ExternalRead<T> request,
5763 final Listener<T> procedure) {
5764 asyncRequest(request, (Procedure<T>) procedure);
5768 final public <T> void asyncRequest(final ExternalRead<T> request,
5769 final Procedure<T> procedure) {
5771 assert (request != null);
5772 assert (procedure != null);
5774 ListenerBase listener = getListenerBase(procedure);
5776 if (parent != null || listener != null) {
5778 processor.query(this, request, parent, procedure, listener);
5784 request.register(this, new Listener<T>() {
5787 public void execute(T result) {
5788 procedure.execute(result);
5792 public void exception(Throwable t) {
5793 procedure.exception(t);
5797 public String toString() {
5798 return "asyncRequest(PrimitiveRead) -> " + request;
5802 public boolean isDisposed() {
5808 } catch (Throwable t) {
5810 if (t instanceof DatabaseException)
5811 procedure.exception(t);
5814 .exception(new DatabaseException(
5815 "Unexpected exception in ReadGraph.asyncRequest(SingleAsyncRead, SingleProcedure)",
5825 public void asyncRequest(final Write request) {
5827 assert (request != null);
5829 getSession().asyncRequest(request);
5831 // processor.asyncWrite(request);
5836 public <T> void asyncRequest(final WriteResult<T> request, Procedure<T> procedure) {
5837 throw new Error("Not implemented.");
5841 public void asyncRequest(Write request, Consumer<DatabaseException> callback) {
5843 assert (request != null);
5845 getSession().asyncRequest(request, callback);
5850 public void asyncRequest(final DelayedWrite request) {
5852 assert (request != null);
5854 getSession().asyncRequest(request);
5859 public <T> void asyncRequest(final DelayedWriteResult<T> request, Procedure<T> procedure) {
5860 throw new Error("Not implemented.");
5864 public void asyncRequest(DelayedWrite r,
5865 Consumer<DatabaseException> callback) {
5866 throw new Error("Not implemented.");
5870 public void asyncRequest(final WriteOnly request) {
5872 assert (request != null);
5874 getSession().asyncRequest(request);
5879 public <T> void asyncRequest(final WriteOnlyResult<T> request, Procedure<T> procedure) {
5880 throw new Error("Not implemented.");
5884 public void asyncRequest(WriteOnly r, Consumer<DatabaseException> callback) {
5885 throw new Error("Not implemented.");
5889 * Implementation of the interface ServiceLocator
5893 public <T> T getService(Class<T> api) {
5894 if(WriteSupport.class == api) {
5895 if(this instanceof WriteGraphImpl) {
5896 WriteGraphImpl impl = (WriteGraphImpl)this;
5897 return (T)impl.writeSupport;
5900 return getSession().getService(api);
5904 public <T> T peekService(Class<T> api) {
5905 return getSession().peekService(api);
5909 public boolean hasService(Class<?> api) {
5910 return getSession().hasService(api);
5914 public <T> void registerService(Class<T> api, T service) {
5915 getSession().registerService(api, service);
5919 public boolean isImmutable(Resource resource) throws DatabaseException {
5920 ResourceImpl impl = (ResourceImpl)resource;
5921 return processor.isImmutable(impl.id);
5928 protected static String INTERNAL_ERROR_STRING = "Transaction aborted due to internal client error. Contact application support.";
5931 * callerThread is the currently running thread state.syncThread is blocking for
5932 * this execution state.syncParent is the blocking request
5935 final private boolean isExternal(int thread) {
5936 return thread == Integer.MIN_VALUE;
5939 // final private boolean isSync(int thread) {
5940 // return thread < -1 && thread > Integer.MIN_VALUE;
5943 ReadGraphImpl(ReadGraphImpl graph) {
5944 this(graph.parent, graph.processor);
5947 ReadGraphImpl(CacheEntry parent, QueryProcessor support) {
5948 // this.state = new ReadGraphState(barrier, support);
5949 this.parent = parent;
5950 this.processor = support;
5953 ReadGraphImpl(final QueryProcessor support) {
5955 // this.state = state;
5956 this.processor = support;
5961 // public static ReadGraphImpl createSync(int syncThread, Object syncParent,
5962 // ReadGraphSupportImpl support) {
5963 // return new ReadGraphImpl(syncThread, syncThread, syncParent, null,
5964 // support, new AsyncBarrierImpl(null));
5967 public static ReadGraphImpl create(QueryProcessor support) {
5968 return new ReadGraphImpl(support);
5971 // public ReadGraphImpl newAsync() {
5973 //// if(!state.synchronizedExecution) {
5976 //// return new ReadGraphImpl(false, parent, state.support, state.barrier);
5980 // public ReadGraphImpl newSync() {
5981 // return new ReadGraphImpl(parent, processor);
5984 public ReadGraphImpl newSync(CacheEntry parentEntry) {
5985 return new ReadGraphImpl(parentEntry, processor);
5988 public ReadGraphImpl newRestart(ReadGraphImpl impl) {
5990 WriteGraphImpl write = processor.getSession().getService(
5991 WriteGraphImpl.class);
5993 // if (write.callerThread != impl.callerThread)
5994 // return new WriteGraphImpl(impl.callerThread, parent, state.support, write.writeSupport, write.provider, write.state.barrier);
5999 // public ReadGraphImpl newSync(Object parentRequest) {
6000 // return new ReadGraphImpl(callerThread, state.parent, state.support, new AsyncBarrierImpl(state.barrier));
6003 // public ReadGraphImpl newSync(final int callerThread, Object parentRequest) {
6004 // assert (state.syncThread == callerThread || (state.syncThread == Integer.MIN_VALUE && callerThread != Integer.MIN_VALUE));
6005 // return new ReadGraphImpl(callerThread, callerThread, parentRequest,
6006 // state.parent, state.support, new AsyncBarrierImpl(state.barrier));
6009 // public ReadGraphImpl newSyncAsync(Object parentRequest) {
6010 //// assert (callerThread < 0);
6011 // return new ReadGraphImpl(callerThread, state.syncThread, parentRequest,
6012 // state.parent, state.support, new AsyncBarrierImpl(state.barrier));
6015 // public ReadGraphImpl newSyncAsync(final int callerThread,
6016 // Object parentRequest) {
6017 //// assert (callerThread < 0);
6018 // // assert(state.syncThread == callerThread || (state.syncThread == Integer.MIN_VALUE
6019 // // && callerThread != Integer.MIN_VALUE) );
6020 // return new ReadGraphImpl(callerThread, callerThread, parentRequest,
6021 // state.parent, state.support, new AsyncBarrierImpl(state.barrier));
6024 public ReadGraphImpl withAsyncParent(CacheEntry parent) {
6025 return new ReadGraphImpl(parent, processor);
6028 public ReadGraphImpl withParent(CacheEntry parent) {
6029 if(parent == this.parent) return this;
6030 else return new ReadGraphImpl(parent, processor);
6033 final private ListenerBase getListenerBase(final Object procedure) {
6034 if (procedure instanceof ListenerBase)
6035 return (ListenerBase) procedure;
6040 public <T> void waitAsyncProcedure(AsyncMultiReadProcedure<T> procedure) {
6042 assert(procedure.done());
6044 // while (!procedure.done()) {
6046 // boolean executed = processor.resumeTasks(callerThread, null, null);
6050 // // sema.tryAcquire(1, TimeUnit.MILLISECONDS);
6051 // } catch (InterruptedException e) {
6052 // e.printStackTrace();
6060 public <T> void waitAsyncProcedure(AsyncReadProcedure<T> procedure) {
6062 assert(procedure.done());
6064 // while (!procedure.done()) {
6066 // boolean executed = processor.processor.resume(this);
6070 // // sema.tryAcquire(1, TimeUnit.MILLISECONDS);
6071 // } catch (InterruptedException e) {
6072 // e.printStackTrace();
6080 // public void waitAsync(Object request) {
6082 // state.barrier.waitBarrier(request, this);
6083 // } catch (Throwable t) {
6084 // t.printStackTrace();
6085 // processor.scanPending();
6086 // processor.querySupport.checkTasks();
6087 // throw new RuntimeDatabaseException(t);
6091 // public void restart() {
6092 // state.barrier.restart();
6095 public boolean resumeTasks() {
6096 return processor.resumeTasks(this);
6099 Class<?> singleClass(Set<Resource> types) {
6100 Class<?> result = null;
6101 for (Resource type : types) {
6102 Class<?> clazz = processor.getBuiltinValue(type);
6103 if (clazz != null) {
6113 private String debugString(Resource r) {
6116 name = getPossibleRelatedValue(r, processor.getL0(this).HasName);
6117 } catch (ManyObjectsForFunctionalRelationException e) {
6118 Logger.defaultLogError(e);
6119 } catch (ServiceException e) {
6120 Logger.defaultLogError(e);
6122 return "[" + name + " - " + r + "]";
6126 public String toString() {
6127 return "ReadGraphImpl[thread=" + Thread.currentThread() + "]";
6131 final public int thread() {
6135 static class MultiTripleIntProcedure implements TripleIntProcedure {
6137 final private AsyncMultiProcedure<Statement> procedure;
6138 final private ReadGraphImpl impl;
6139 final private QuerySupport support;
6141 public MultiTripleIntProcedure(AsyncMultiProcedure<Statement> procedure, ReadGraphImpl impl, QuerySupport support) {
6142 this.procedure = procedure;
6144 this.support = support;
6148 public void execute(ReadGraphImpl graph, int s, int p, int o) {
6150 procedure.execute(graph, support.getStatement(s, p, o));
6151 } catch (Throwable t2) {
6152 Logger.defaultLogError(t2);
6157 public void finished(ReadGraphImpl graph) {
6159 procedure.finished(graph);
6160 // impl.state.barrier.dec("ReadGraphSupportImpl.516");
6161 } catch (Throwable t2) {
6162 Logger.defaultLogError(t2);
6167 public void exception(ReadGraphImpl graph, Throwable t) {
6169 procedure.exception(graph, t);
6170 } catch (Throwable t2) {
6171 Logger.defaultLogError(t2);
6173 // impl.state.barrier.dec("ReadGraphSupportImpl.516");
6177 public String toString() {
6178 return "forEachObject with " + procedure;
6183 // private AsyncMultiProcedure<Resource> cacheKey = null;
6184 // private MultiIntProcedure cacheResult = null;
6186 // final IntProcedure forMultiProcedure(final AsyncMultiProcedure<Resource> procedure) {
6188 // if(procedure == cacheKey) return cacheResult;
6190 // cacheResult = new MultiIntProcedure(procedure, this, processor.support);
6191 // cacheKey = procedure;
6193 // return cacheResult;
6197 // private AsyncMultiProcedure<Statement> cacheKey2 = null;
6198 // private MultiTripleIntProcedure cacheResult2 = null;
6200 // final synchronized TripleIntProcedure forMultiProcedure(final AsyncMultiProcedure<Statement> procedure) {
6202 // if(procedure == cacheKey2) return cacheResult2;
6204 // cacheResult2 = new MultiTripleIntProcedure(procedure, this, processor.support);
6205 // cacheKey2 = procedure;
6207 // return cacheResult2;
6212 public Datatype getDataType(Resource subject) throws DatabaseException {
6213 for(Resource dataTypeResource : getObjects(subject, processor.getL0(this).HasDataType))
6214 return getValue(dataTypeResource, Bindings.getBindingUnchecked(Datatype.class));
6215 throw new DoesNotContainValueException("The literal has no data type.");
6218 protected <T extends Accessor> T getAccessor4File(Resource subject)
6219 throws DatabaseException {
6222 byte[] bytes = processor.support.getValue(g, subject);
6226 BinaryVariant va = (BinaryVariant) Accessors.getAccessor(bytes, Datatypes.VARIANT);
6227 Accessor ca = va.getContentAccessor();
6229 } catch (AccessorConstructionException e) {
6230 throw new DatabaseException(e);
6236 Binding datatype_binding = Bindings.getBindingUnchecked(DataType.class);
6237 Serializer datatype_serializer = datatype_binding.serializer();
6240 BinaryMemory in = new BinaryMemory(ByteBuffer.wrap(bytes));
6241 datatype = (DataType)datatype_serializer.deserialize(in);
6242 Binding data_binding = Bindings.getBinding(datatype);
6243 Serializer data_serializer = data_binding.serializer(BinarySerializationFormat.INSTANCE);
6244 Object o = data_serializer.deserialize(in);
6246 return (T)Accessors.getAccessor(data_binding, o);
6247 } catch(AccessorConstructionException e) {
6250 } catch (Exception e) {
6251 throw new DatabaseException(e);
6254 @SuppressWarnings("unchecked")
6256 public <T extends Accessor> T getAccessor(Resource subject) throws DatabaseException {
6257 RandomAccessBinary rab = getRandomAccessBinary(subject);
6259 return (T)Accessors.getAccessor(rab, getDataType(subject));
6260 } catch(AccessorConstructionException e) {
6261 throw new DatabaseException(e);
6264 @SuppressWarnings("unchecked")
6265 protected <T extends Accessor> T createAccessor(Resource resource, Datatype datatype, Object intialValue)
6266 throws DatabaseException {
6267 RandomAccessBinary rab = createRandomAccessBinary(resource, datatype, intialValue);
6269 return (T)Accessors.getAccessor(rab, datatype);
6270 } catch(AccessorConstructionException e) {
6271 throw new DatabaseException(e);
6275 public RandomAccessBinary getRandomAccessBinary(Resource subject) throws DatabaseException {
6276 RandomAccessValueSupport ravs = getSession().getService(RandomAccessValueSupport.class);
6277 ResourceData rd = ravs.get(subject);
6281 ExternalValueSupport evs = getService(ExternalValueSupport.class);
6282 long size = evs.getValueSize(this, subject); // Throws DatabaseException if no old external value.
6284 File platform = Platform.getLocation().toFile();
6285 File tempFiles = new File(platform, "tempFiles");
6286 File dbDir = new File(tempFiles, "db");
6288 File file = new File(dbDir, "ResourceFile" + subject.getResourceId());
6289 rd = new ResourceData(new BinaryFile(file), true); // Old external value.
6290 final int N = 1<<20;
6294 int length = N < left ? N : (int)left;
6295 byte[] bytes = evs.readValue(this, subject, offset, length);
6296 offset += bytes.length;
6297 left -= bytes.length;
6298 rd.binaryFile.write(bytes);
6300 ravs.put(subject, rd);
6302 } catch (Exception e) {
6303 throw new DatabaseException("Resource " + subject + " have value but there was problem with accessing value data.", e);
6305 } catch (Exception e) {
6306 if(Development.DEVELOPMENT) {
6307 if(Development.<Boolean>getProperty(DevelopmentKeys.WRITEGRAPH_EXCEPTION_STACKTRACES, Bindings.BOOLEAN)) {
6308 e.printStackTrace();
6312 Datatype datatype = getDataType(subject);
6313 Object value = getPossibleValue(subject, Bindings.getBinding(datatype));
6314 return createRandomAccessBinary(subject, datatype, value);
6316 public RandomAccessBinary createRandomAccessBinary(Resource resource, Datatype datatype, Object initialValue)
6317 throws DatabaseException {
6318 RandomAccessValueSupport ravs = getSession().getService(RandomAccessValueSupport.class);
6320 File platform = Platform.getLocation().toFile();
6321 File tempFiles = new File(platform, "tempFiles");
6322 File dbDir = new File(tempFiles, "db");
6324 File file = new File(dbDir, "ResourceFile" + resource.getResourceId());
6325 ResourceData rd = new ResourceData(new BinaryFile(file), false);
6326 Binding binding = Bindings.getBinding(datatype);
6327 if (null == initialValue) {
6328 initialValue = binding.createDefault();
6330 Serializer serializer = binding.serializer();
6331 byte[] bytes = serializer.serialize(initialValue);
6332 rd.binaryFile.write(bytes);
6333 ravs.put(resource, rd);
6335 } catch (Exception e) {
6336 if (e instanceof DatabaseException)
6337 throw (DatabaseException)e;
6339 throw new DatabaseException(e);
6343 // static class ExternalValueRequest<T> extends ResourceRead<T> {
6345 // public ExternalValueRequest(Resource resource) {
6349 // @SuppressWarnings("unchecked")
6351 // public T perform(ReadGraph graph) throws DatabaseException {
6354 // String uri = graph.getURI(resource);
6355 // if(Layer0.URIs.Functions_functionApplication.equals(uri)) return (T)functionApplication;
6357 // return (T)ReflectionUtils.getValue(uri).getValue();
6359 // } catch(ValueNotFoundException e) {
6360 // throw new DatabaseException("Couldn't convert to external value (r=" + resource + ")", e);
6361 // } catch(ClassCastException e) {
6362 // throw new DatabaseException("Couldn't convert to external value (r=" + resource + ")", e);
6368 @SuppressWarnings("unchecked")
6370 public <T> T getValue2(Resource r, Object context) throws DatabaseException {
6371 Layer0 L0 = processor.getL0(this);
6372 Set<Resource> types = getTypes(r);
6374 if(types.contains(L0.Literal)) {
6375 if(isImmutable(r)) {
6376 return syncRequest(new ValueImplied<T>(r));
6381 else if(types.contains(L0.ExternalValue)) {
6382 return (T)syncRequest(new AdaptValue(r), TransientCacheListener.<Object>instance());
6386 Function3<ReadGraph,Resource,Object,T> function = requestValueFunction(r);
6387 if(function == null) throw new DoesNotContainValueException("Couldn't convert to a value function " + r);
6389 return function.apply(this, r, context);
6390 } catch(RuntimeException e) {
6391 DatabaseException dte = findPossibleRootException(e);
6392 if(dte != null) throw dte;
6393 else throw new DatabaseException(e);
6400 public Variant getVariantValue2(Resource r, Object context) throws DatabaseException {
6401 Layer0 L0 = processor.getL0(this);
6402 Set<Resource> types = getTypes(r);
6404 if(types.contains(L0.Literal)) {
6405 if(isImmutable(r)) {
6406 return syncRequest(new VariantValueImplied(r));
6408 return getVariantValue(r);
6411 else if(types.contains(L0.ExternalValue)) {
6412 Object value = syncRequest(new AdaptValue(r), TransientCacheListener.<Object>instance());
6414 return new Variant(Bindings.OBJECT.getContentBinding(value), value);
6415 } catch ( org.simantics.databoard.binding.error.BindingException e ) {
6416 throw new BindingException( "No binding found for class " + value.getClass().getName(), e );
6421 Function3<ReadGraph,Resource,Object,Object> function = requestValueFunction(r);
6422 if(function == null) throw new DoesNotContainValueException("Couldn't convert to a value function " + r);
6424 Object value = function.apply(this, r, context);
6426 return new Variant(Bindings.OBJECT.getContentBinding(value), value);
6427 } catch ( org.simantics.databoard.binding.error.BindingException e ) {
6428 throw new BindingException( "No binding found for class " + value.getClass().getName(), e );
6430 } catch(RuntimeException e) {
6431 DatabaseException dte = findPossibleRootException(e);
6432 if(dte != null) throw dte;
6433 else throw new DatabaseException(e);
6439 public <T> T getPossibleValue2(Resource subject, Object context) throws DatabaseException {
6441 return getValue2(subject, context);
6442 } catch (DatabaseException e) {
6447 static class PossibleConverterFunction<T> extends ResourceRead<Function3<ReadGraph,Resource,Object,T>> {
6449 public PossibleConverterFunction(Resource resource) {
6454 public Function3<ReadGraph,Resource,Object,T> perform(ReadGraph graph) throws DatabaseException {
6455 return compute(graph, resource);
6458 @SuppressWarnings("unchecked")
6459 public static <T> Function3<ReadGraph,Resource,Object,T> compute(ReadGraph graph, Resource resource) throws DatabaseException {
6460 Layer0 L0 = Layer0.getInstance(graph);
6461 for(Resource converter : graph.getObjects(resource, L0.ConvertsToValueWith)) {
6463 if(L0.Functions_functionApplication.equals(converter)) {
6464 return (Function3<ReadGraph,Resource,Object,T>)graph.syncRequest(new AdaptValue(resource));
6466 return graph.getValue2(converter, resource);
6468 } catch(RuntimeException e) {
6469 DatabaseException dte = findPossibleRootException(e);
6470 if(dte != null) throw dte;
6471 else throw new DatabaseException(e);
6479 <T> Function3<ReadGraph,Resource,Object,T> requestValueFunction(Resource r) throws DatabaseException {
6481 return syncRequest(new PossibleConverterFunction<T>(r), TransientCacheAsyncListener.<Function3<ReadGraph,Resource,Object,T>>instance());
6483 return syncRequest(new PossibleConverterFunction<T>(r));
6487 * Get a value associated with a graph {@link Resource}, using a possible context object and
6488 * a desired value binding. The following methods are tried in order to retreive the value:
6490 * <li>If the given resource is a {@code L0.Literal}, the value of the literal is returned, using the binding specified by {@code binding}.</li>
6491 * <li>If the resource is a {@code L0.ExternalValue}, the value is acquired using
6492 * {@link ReflectionUtils#getValue(String)}.</li>
6493 * <li>If the resource is associated with a suitable value converter with relation {@code L0.ConvertsToValueWith}
6494 * (see {@link #requestValueFunction(Resource)}), the value function is called with the graph, the resource
6495 * and the context object.</li>
6498 * @param r A graph resource with which the value is associated
6499 * @param context A context object that is used for acquiring the value (only applied in case 3)
6500 * @param binding A binding for the value type (only applied in case 1)
6501 * @return The value of the graph node.
6502 * @throws DoesNotContainValueException No value is associated with the graph node.
6503 * @throws DatabaseException Other errors, such as an error in casting the value to the return type or
6504 * a runtime error in the value function.
6506 @SuppressWarnings("unchecked")
6508 public <T> T getValue2(Resource r, Object context, Binding binding) throws DatabaseException {
6509 if (binding instanceof ObjectVariantBinding)
6510 return getValue2(r, context);
6512 Layer0 L0 = processor.getL0(this);
6513 Set<Resource> types = getTypes(r);
6514 if(types.contains(L0.Literal)) {
6515 if(isImmutable(r)) {
6516 return syncRequest(new Value<T>(r, binding));
6518 return getValue(r, binding);
6520 } else if(types.contains(L0.ExternalValue)) {
6522 return (T)ReflectionUtils.getValue(getURI(r)).getValue();
6523 } catch(ValueNotFoundException e) {
6524 throw new DatabaseException(e);
6525 } catch(ClassCastException e) {
6526 throw new DatabaseException(e);
6530 Function3<ReadGraph,Resource,Object,T> function = requestValueFunction(r);
6531 if(function == null) throw new DoesNotContainValueException("Couldn't convert to a value function.");
6533 Object value = function.apply(this, r, context);
6534 if(binding.isInstance(value)) return (T)value;
6535 Binding srcBinding = Bindings.OBJECT.getContentBinding(value);
6536 return (T)Bindings.adapt(value, srcBinding, binding);
6537 } catch(RuntimeException e) {
6538 DatabaseException dte = findPossibleRootException(e);
6539 if(dte != null) throw dte;
6540 else throw new DatabaseException(e);
6541 } catch (AdaptException e) {
6542 throw new DatabaseException(e);
6543 } catch (org.simantics.databoard.binding.error.BindingException e) {
6544 throw new DatabaseException(e);
6550 public <T> T getPossibleValue2(Resource subject, Object context, Binding binding) throws DatabaseException {
6552 return getValue2(subject, context, binding);
6553 } catch (DatabaseException e) {
6558 private static DatabaseException findPossibleRootException(Throwable t) {
6559 if(t == null) return null;
6560 if(t instanceof DatabaseException) return (DatabaseException)t;
6561 if(t instanceof RuntimeException || t instanceof InvocationTargetException) {
6562 return findPossibleRootException(t.getCause());
6568 public <T> T getRelatedValue2(Resource subject, Resource relation) throws DatabaseException {
6569 return getRelatedValue2(subject, relation, subject);
6573 public Variant getRelatedVariantValue2(Resource subject, Resource relation) throws DatabaseException {
6574 return getRelatedVariantValue2(subject, relation, subject);
6578 public <T> T getPossibleRelatedValue2(Resource subject, Resource relation) throws DatabaseException {
6580 Resource object = getPossibleObject(subject, relation);
6581 if(object == null) return null;
6582 else return getValue2(object, subject);
6583 } catch (DatabaseException e) {
6589 public <T> T getRelatedValue2(Resource subject, Resource relation, Object context) throws DatabaseException {
6590 if(Development.DEVELOPMENT) {
6591 String error = L0Validations.checkValueType(this, subject, relation);
6593 Logger.defaultLogError(new ValidationException(error));
6594 //throw new ValidationException(error);
6595 new ValidationException(error).printStackTrace();
6598 return getValue2(getSingleObject(subject, relation), context);
6602 public Variant getRelatedVariantValue2(Resource subject, Resource relation, Object context) throws DatabaseException {
6603 if(Development.DEVELOPMENT) {
6604 String error = L0Validations.checkValueType(this, subject, relation);
6606 Logger.defaultLogError(new ValidationException(error));
6607 //throw new ValidationException(error);
6608 new ValidationException(error).printStackTrace();
6611 return getVariantValue2(getSingleObject(subject, relation), context);
6615 public <T> T getPossibleRelatedValue2(Resource subject, Resource relation, Object context) throws DatabaseException {
6617 Resource object = getPossibleObject(subject, relation);
6618 if(object == null) return null;
6619 else return getValue2(object, context);
6620 } catch (DatabaseException e) {
6626 public <T> T getRelatedValue2(Resource subject, Resource relation, Binding binding) throws DatabaseException {
6627 return getRelatedValue2(subject, relation, subject, binding);
6631 public <T> T getPossibleRelatedValue2(Resource subject, Resource relation, Binding binding) throws DatabaseException {
6633 Resource object = getPossibleObject(subject, relation);
6634 if(object == null) return null;
6635 return getValue2(object, subject, binding);
6636 } catch (DatabaseException e) {
6642 public <T> T getRelatedValue2(Resource subject, Resource relation, Object context, Binding binding) throws DatabaseException {
6643 return getValue2(getSingleObject(subject, relation), context, binding);
6647 public <T> T getPossibleRelatedValue2(Resource subject, Resource relation, Object context, Binding binding) throws DatabaseException {
6649 Resource object = getPossibleObject(subject, relation);
6650 if(object == null) return null;
6651 else return getValue2(object, context, binding);
6652 } catch (DatabaseException e) {
6658 public Type getRelatedValueType(Resource subject, Resource relation) throws DatabaseException {
6659 Layer0 L0 = processor.getL0(this);
6660 Resource property = getSingleObject(subject, relation);
6661 String typeText = (String)getRelatedValue(property, L0.HasValueType, Bindings.STRING);
6663 return org.simantics.scl.compiler.types.Types.parseType(typeText);
6664 } catch (SCLTypeParseException e) {
6665 throw new DatabaseException(e);
6670 public boolean setSynchronous(boolean value) {
6671 boolean old = processor.synch;
6672 processor.synch = value;
6677 public boolean getSynchronous() {
6678 return processor.synch;
6681 public void ensureLoaded(int resource) {
6682 processor.querySupport.ensureLoaded(this, resource);
6685 public void ensureLoaded(int resource, int predicate) {
6686 processor.querySupport.ensureLoaded(this, resource, predicate);
6689 public byte[] getValue(int resource) {
6690 return processor.querySupport.getValue(this, resource);
6693 public int thread(int resource) {
6694 return (resource >>> 16) & processor.THREAD_MASK;
6697 public int thread(Resource resource) {
6698 return (((ResourceImpl)resource).id >>> 16) & processor.THREAD_MASK;
6701 public ResourceSupport getResourceSupport() {
6702 return processor.getResourceSupport();
6706 public Object getModificationCounter() {
6707 return processor.getSession().getModificationCounter();