-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.db.impl.query;\r
-\r
-import gnu.trove.map.hash.TObjectIntHashMap;\r
-\r
-import java.util.concurrent.Semaphore;\r
-\r
-import org.simantics.databoard.binding.Binding;\r
-import org.simantics.databoard.serialization.Serializer;\r
-import org.simantics.databoard.util.URIStringUtils;\r
-import org.simantics.db.common.WriteBindings;\r
-import org.simantics.db.common.exception.DebugException;\r
-import org.simantics.db.impl.graph.ReadGraphImpl;\r
-import org.simantics.db.impl.procedure.InternalProcedure;\r
-import org.simantics.db.procedure.ListenerBase;\r
-\r
-final public class NamespaceIndex extends StringQuery<InternalProcedure<TObjectIntHashMap<String>>> {\r
- \r
-// public ArrayList<InternalProcedure<TObjectIntHashMap<String>>> procs = null;\r
- \r
- private NamespaceIndex(final String id) {\r
- super(id);\r
- }\r
- \r
- final static void runner(ReadGraphImpl graph, final String id, final QueryProcessor provider, NamespaceIndex cached, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<TObjectIntHashMap<String>> procedure) {\r
-\r
- NamespaceIndex entry = cached != null ? cached : (NamespaceIndex)provider.namespaceIndexMap22.get(id); \r
- if(entry == null) {\r
- \r
- entry = new NamespaceIndex(id);\r
- entry.setPending();\r
- entry.clearResult(provider.querySupport);\r
- entry.putEntry(provider);\r
-\r
- provider.performForEach(graph, entry, parent, listener, procedure);\r
- \r
- } else {\r
-\r
- if(entry.isPending()) {\r
- synchronized(entry) {\r
- if(entry.isPending()) {\r
- throw new IllegalStateException();\r
-// if(entry.procs == null) entry.procs = new ArrayList<InternalProcedure<TObjectIntHashMap<String>>>(); \r
-// entry.procs.add(procedure);\r
-// provider.registerDependencies(graph, entry, parent, listener, procedure, false);\r
-// return;\r
- }\r
- }\r
- }\r
- provider.performForEach(graph, entry, parent, listener, procedure);\r
- }\r
- \r
- }\r
- \r
- final public static void queryEach(ReadGraphImpl graph, final String id, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<TObjectIntHashMap<String>> procedure) {\r
-\r
- final NamespaceIndex entry = (NamespaceIndex)provider.namespaceIndexMap22.get(id);\r
- \r
- if(parent == null && listener == null && entry != null && entry.isReady()) {\r
- entry.performFromCache(graph, provider, procedure);\r
- return;\r
- }\r
- \r
- runner(graph, id, provider, entry, parent, listener, procedure);\r
- \r
- }\r
- \r
- @Override\r
- public NamespaceIndex getEntry(QueryProcessor provider) {\r
- return provider.namespaceIndexMap22.get(id);\r
- }\r
- \r
- @Override\r
- public void putEntry(QueryProcessor provider) {\r
- provider.namespaceIndexMap22.put(id, this);\r
- }\r
-\r
- @Override\r
- final public void removeEntry(QueryProcessor provider) {\r
- provider.namespaceIndexMap22.remove(id);\r
- }\r
- \r
- final private void index(ReadGraphImpl graph, final QueryProcessor provider, int root, final InternalProcedure<TObjectIntHashMap<String>> procedure) {\r
- \r
- if(root == 0) {\r
- add2(graph, null);\r
- procedure.execute(graph, null);\r
-// System.err.println("NamespaceIndex[" + id + "]->null");\r
- return;\r
- }\r
-\r
- final int consistsOf = provider.getConsistsOf();\r
- final int hasName = provider.getHasName();\r
- \r
- final TObjectIntHashMap<String> result = new TObjectIntHashMap<String>();\r
- \r
- Objects.runner(graph, root, consistsOf, graph.parent, null, new SyncIntProcedure() {\r
- \r
- @Override\r
- public void run(ReadGraphImpl graph) {\r
- \r
- if(isPending()) { \r
- add2(graph, result);\r
- procedure.execute(graph, result);\r
-// System.err.println("NamespaceIndex[" + id + "]->" + result.size());\r
- } else {\r
- procedure.exception(graph, (Throwable)statusOrException);\r
- }\r
- \r
- }\r
-\r
- @Override\r
- public void finished(ReadGraphImpl graph) {\r
- \r
- dec(graph);\r
- \r
- }\r
-\r
- @Override\r
- public void execute(ReadGraphImpl graph, final int obj) {\r
- \r
- //System.out.println(id + " => " + obj);\r
-\r
- inc();\r
- \r
- Objects.runner(graph, obj, hasName, graph.parent, null, new IntProcedure() {\r
- \r
- @Override\r
- public void execute(ReadGraphImpl graph, int i) {\r
-\r
- inc();\r
-\r
- ValueQuery.queryEach(graph, i, NamespaceIndex.this, null, new InternalProcedure<byte[]>() {\r
- \r
- @Override\r
- public void execute(ReadGraphImpl graph, byte[] value) {\r
- \r
- if(value != null) {\r
-\r
- try {\r
-\r
- Binding b = WriteBindings.STRING;\r
- Serializer serializer = b.serializer();\r
- final String part = (String)serializer.deserialize(value);\r
- \r
- synchronized(result) {\r
- Object previous = result.put(URIStringUtils.escape(part), obj);\r
- // TODO: this is not the most elegant solution\r
- if(previous != null) previous = "";\r
- }\r
- \r
- } catch (Throwable e) {\r
- if(DebugException.DEBUG) new DebugException(e).printStackTrace();\r
- }\r
- \r
- }\r
- \r
- dec(graph);\r
- \r
- }\r
- \r
- @Override\r
- public void exception(ReadGraphImpl graph, Throwable t) {\r
- except(t);\r
- dec(graph);\r
- }\r
-\r
- });\r
- \r
- }\r
- \r
- @Override\r
- public void finished(ReadGraphImpl graph) {\r
- dec(graph);\r
- }\r
- \r
- @Override\r
- public void exception(ReadGraphImpl graph, Throwable t) {\r
- except(t);\r
- dec(graph);\r
- }\r
-\r
- });\r
-\r
- }\r
- \r
- });\r
- \r
- }\r
-\r
- @Override\r
- public void computeForEach(ReadGraphImpl graph, final QueryProcessor processor, final InternalProcedure<TObjectIntHashMap<String>> procedure) {\r
- \r
-// System.err.println("NamespaceIndex " + id);\r
- \r
- if("http://".equals(id) || "http:/".equals(id)) {\r
- index(graph, processor, processor.getRootLibrary(), procedure);\r
- } else {\r
- final String[] parts = URIStringUtils.splitURI(id);\r
- if(parts != null) {\r
- NamespaceIndex.queryEach(graph, parts[0], processor, this, null, new InternalProcedure<TObjectIntHashMap<String>>() {\r
- \r
- @Override\r
- public void execute(ReadGraphImpl graph, TObjectIntHashMap<String> index) {\r
- \r
- if(index != null) {\r
- index(graph, processor, index.get(parts[1]), procedure);\r
- } else {\r
- add2(graph, null);\r
- procedure.execute(graph, null);\r
-// System.err.println("NamespaceIndex[" + id + "]->null");\r
- }\r
- \r
- }\r
- \r
- @Override\r
- public void exception(ReadGraphImpl graph, Throwable t) {\r
- if(DebugException.DEBUG) new DebugException(t).printStackTrace();\r
- except(t);\r
- procedure.exception(graph, t);\r
- }\r
- \r
- });\r
- } else {\r
- add2(graph, null);\r
- procedure.execute(graph, null);\r
-// System.err.println("NamespaceIndex[" + id + "]->null");\r
- }\r
-\r
- }\r
- \r
- }\r
-\r
- @Override\r
- public String toString() {\r
- return "NamespaceIndex[" + id + "]";\r
- }\r
-\r
- synchronized private void add(TObjectIntHashMap<String> result) {\r
- \r
- throw new Error("Not possible!");\r
- \r
- }\r
-\r
- private void add2(ReadGraphImpl graph, TObjectIntHashMap<String> result) {\r
- \r
- if(!isPending()) {\r
- new Exception(""+hashCode()).printStackTrace();\r
- }\r
- \r
- assert(isPending());\r
-\r
-// ArrayList<InternalProcedure<TObjectIntHashMap<String>>> p = null;\r
-\r
- synchronized(this) {\r
-\r
- setResult(result);\r
- setReady();\r
-// p = procs;\r
-// procs = null; \r
- \r
- }\r
- \r
-// if(p != null) {\r
-// \r
-// for(InternalProcedure<TObjectIntHashMap<String>> proc : p) proc.execute(graph, result);\r
-// \r
-// }\r
- \r
- }\r
- \r
- @Override\r
- public void performFromCache(ReadGraphImpl graph, QueryProcessor provider, InternalProcedure<TObjectIntHashMap<String>> procedure) {\r
- \r
- assert(isReady());\r
- \r
- if(handleException(graph, procedure)) return;\r
- \r
- procedure.execute(graph, (TObjectIntHashMap<String>)getResult());\r
- \r
- }\r
- \r
- @Override\r
- public synchronized void recompute(ReadGraphImpl graph, QueryProcessor provider) {\r
- \r
- final Semaphore s = new Semaphore(0);\r
- \r
- computeForEach(graph, provider, new InternalProcedure<TObjectIntHashMap<String>>() {\r
-\r
- @Override\r
- public void execute(ReadGraphImpl graph, TObjectIntHashMap<String> result) {\r
- s.release();\r
- }\r
- \r
- @Override\r
- public void exception(ReadGraphImpl graph, Throwable t) {\r
- if(DebugException.DEBUG) new DebugException(t).printStackTrace();\r
- throw new Error("Error in recompute.", t);\r
- }\r
-\r
- });\r
- \r
- while(!s.tryAcquire()) {\r
- provider.resume(graph);\r
- }\r
- \r
- }\r
- \r
-}\r
-\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db.impl.query;
+
+import gnu.trove.map.hash.TObjectIntHashMap;
+
+import java.util.concurrent.Semaphore;
+
+import org.simantics.databoard.binding.Binding;
+import org.simantics.databoard.serialization.Serializer;
+import org.simantics.databoard.util.URIStringUtils;
+import org.simantics.db.common.WriteBindings;
+import org.simantics.db.common.exception.DebugException;
+import org.simantics.db.impl.graph.ReadGraphImpl;
+import org.simantics.db.impl.procedure.InternalProcedure;
+import org.simantics.db.procedure.ListenerBase;
+
+final public class NamespaceIndex extends StringQuery<InternalProcedure<TObjectIntHashMap<String>>> {
+
+// public ArrayList<InternalProcedure<TObjectIntHashMap<String>>> procs = null;
+
+ private NamespaceIndex(final String id) {
+ super(id);
+ }
+
+ final static void runner(ReadGraphImpl graph, final String id, final QueryProcessor provider, NamespaceIndex cached, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<TObjectIntHashMap<String>> procedure) {
+
+ NamespaceIndex entry = cached != null ? cached : (NamespaceIndex)provider.namespaceIndexMap22.get(id);
+ if(entry == null) {
+
+ entry = new NamespaceIndex(id);
+ entry.setPending();
+ entry.clearResult(provider.querySupport);
+ entry.putEntry(provider);
+
+ provider.performForEach(graph, entry, parent, listener, procedure);
+
+ } else {
+
+ if(entry.isPending()) {
+ synchronized(entry) {
+ if(entry.isPending()) {
+ throw new IllegalStateException();
+// if(entry.procs == null) entry.procs = new ArrayList<InternalProcedure<TObjectIntHashMap<String>>>();
+// entry.procs.add(procedure);
+// provider.registerDependencies(graph, entry, parent, listener, procedure, false);
+// return;
+ }
+ }
+ }
+ provider.performForEach(graph, entry, parent, listener, procedure);
+ }
+
+ }
+
+ final public static void queryEach(ReadGraphImpl graph, final String id, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<TObjectIntHashMap<String>> procedure) {
+
+ final NamespaceIndex entry = (NamespaceIndex)provider.namespaceIndexMap22.get(id);
+
+ if(parent == null && listener == null && entry != null && entry.isReady()) {
+ entry.performFromCache(graph, provider, procedure);
+ return;
+ }
+
+ runner(graph, id, provider, entry, parent, listener, procedure);
+
+ }
+
+ @Override
+ public NamespaceIndex getEntry(QueryProcessor provider) {
+ return provider.namespaceIndexMap22.get(id);
+ }
+
+ @Override
+ public void putEntry(QueryProcessor provider) {
+ provider.namespaceIndexMap22.put(id, this);
+ }
+
+ @Override
+ final public void removeEntry(QueryProcessor provider) {
+ provider.namespaceIndexMap22.remove(id);
+ }
+
+ final private void index(ReadGraphImpl graph, final QueryProcessor provider, int root, final InternalProcedure<TObjectIntHashMap<String>> procedure) {
+
+ if(root == 0) {
+ add2(graph, null);
+ procedure.execute(graph, null);
+// System.err.println("NamespaceIndex[" + id + "]->null");
+ return;
+ }
+
+ final int consistsOf = provider.getConsistsOf();
+ final int hasName = provider.getHasName();
+
+ final TObjectIntHashMap<String> result = new TObjectIntHashMap<String>();
+
+ Objects.runner(graph, root, consistsOf, graph.parent, null, new SyncIntProcedure() {
+
+ @Override
+ public void run(ReadGraphImpl graph) {
+
+ if(isPending()) {
+ add2(graph, result);
+ procedure.execute(graph, result);
+// System.err.println("NamespaceIndex[" + id + "]->" + result.size());
+ } else {
+ procedure.exception(graph, (Throwable)statusOrException);
+ }
+
+ }
+
+ @Override
+ public void finished(ReadGraphImpl graph) {
+
+ dec(graph);
+
+ }
+
+ @Override
+ public void execute(ReadGraphImpl graph, final int obj) {
+
+ //System.out.println(id + " => " + obj);
+
+ inc();
+
+ Objects.runner(graph, obj, hasName, graph.parent, null, new IntProcedure() {
+
+ @Override
+ public void execute(ReadGraphImpl graph, int i) {
+
+ inc();
+
+ ValueQuery.queryEach(graph, i, NamespaceIndex.this, null, new InternalProcedure<byte[]>() {
+
+ @Override
+ public void execute(ReadGraphImpl graph, byte[] value) {
+
+ if(value != null) {
+
+ try {
+
+ Binding b = WriteBindings.STRING;
+ Serializer serializer = b.serializer();
+ final String part = (String)serializer.deserialize(value);
+
+ synchronized(result) {
+ Object previous = result.put(URIStringUtils.escape(part), obj);
+ // TODO: this is not the most elegant solution
+ if(previous != null) previous = "";
+ }
+
+ } catch (Throwable e) {
+ if(DebugException.DEBUG) new DebugException(e).printStackTrace();
+ }
+
+ }
+
+ dec(graph);
+
+ }
+
+ @Override
+ public void exception(ReadGraphImpl graph, Throwable t) {
+ except(t);
+ dec(graph);
+ }
+
+ });
+
+ }
+
+ @Override
+ public void finished(ReadGraphImpl graph) {
+ dec(graph);
+ }
+
+ @Override
+ public void exception(ReadGraphImpl graph, Throwable t) {
+ except(t);
+ dec(graph);
+ }
+
+ });
+
+ }
+
+ });
+
+ }
+
+ @Override
+ public void computeForEach(ReadGraphImpl graph, final QueryProcessor processor, final InternalProcedure<TObjectIntHashMap<String>> procedure) {
+
+// System.err.println("NamespaceIndex " + id);
+
+ if("http://".equals(id) || "http:/".equals(id)) {
+ index(graph, processor, processor.getRootLibrary(), procedure);
+ } else {
+ final String[] parts = URIStringUtils.splitURI(id);
+ if(parts != null) {
+ NamespaceIndex.queryEach(graph, parts[0], processor, this, null, new InternalProcedure<TObjectIntHashMap<String>>() {
+
+ @Override
+ public void execute(ReadGraphImpl graph, TObjectIntHashMap<String> index) {
+
+ if(index != null) {
+ index(graph, processor, index.get(parts[1]), procedure);
+ } else {
+ add2(graph, null);
+ procedure.execute(graph, null);
+// System.err.println("NamespaceIndex[" + id + "]->null");
+ }
+
+ }
+
+ @Override
+ public void exception(ReadGraphImpl graph, Throwable t) {
+ if(DebugException.DEBUG) new DebugException(t).printStackTrace();
+ except(t);
+ procedure.exception(graph, t);
+ }
+
+ });
+ } else {
+ add2(graph, null);
+ procedure.execute(graph, null);
+// System.err.println("NamespaceIndex[" + id + "]->null");
+ }
+
+ }
+
+ }
+
+ @Override
+ public String toString() {
+ return "NamespaceIndex[" + id + "]";
+ }
+
+ synchronized private void add(TObjectIntHashMap<String> result) {
+
+ throw new Error("Not possible!");
+
+ }
+
+ private void add2(ReadGraphImpl graph, TObjectIntHashMap<String> result) {
+
+ if(!isPending()) {
+ new Exception(""+hashCode()).printStackTrace();
+ }
+
+ assert(isPending());
+
+// ArrayList<InternalProcedure<TObjectIntHashMap<String>>> p = null;
+
+ synchronized(this) {
+
+ setResult(result);
+ setReady();
+// p = procs;
+// procs = null;
+
+ }
+
+// if(p != null) {
+//
+// for(InternalProcedure<TObjectIntHashMap<String>> proc : p) proc.execute(graph, result);
+//
+// }
+
+ }
+
+ @Override
+ public void performFromCache(ReadGraphImpl graph, QueryProcessor provider, InternalProcedure<TObjectIntHashMap<String>> procedure) {
+
+ assert(isReady());
+
+ if(handleException(graph, procedure)) return;
+
+ procedure.execute(graph, (TObjectIntHashMap<String>)getResult());
+
+ }
+
+ @Override
+ public synchronized void recompute(ReadGraphImpl graph, QueryProcessor provider) {
+
+ final Semaphore s = new Semaphore(0);
+
+ computeForEach(graph, provider, new InternalProcedure<TObjectIntHashMap<String>>() {
+
+ @Override
+ public void execute(ReadGraphImpl graph, TObjectIntHashMap<String> result) {
+ s.release();
+ }
+
+ @Override
+ public void exception(ReadGraphImpl graph, Throwable t) {
+ if(DebugException.DEBUG) new DebugException(t).printStackTrace();
+ throw new Error("Error in recompute.", t);
+ }
+
+ });
+
+ while(!s.tryAcquire()) {
+ provider.resume(graph);
+ }
+
+ }
+
+}
+
Code Review / simantics / platform.git / blobdiff