1 package org.simantics.modeling.scl;
3 import java.util.ArrayList;
4 import java.util.Collection;
6 import org.simantics.Simantics;
7 import org.simantics.db.ReadGraph;
8 import org.simantics.db.Resource;
9 import org.simantics.db.WriteGraph;
10 import org.simantics.db.common.request.UnaryRead;
11 import org.simantics.db.common.request.WriteRequest;
12 import org.simantics.db.exception.DatabaseException;
13 import org.simantics.db.procedure.SyncListener;
14 import org.simantics.db.request.Read;
15 import org.simantics.layer0.Layer0;
16 import org.simantics.modeling.ModelingUtils;
17 import org.simantics.modeling.internal.Activator;
18 import org.simantics.modeling.scl.ontologymodule.OntologyModuleSourceRepository;
19 import org.simantics.scl.compiler.internal.codegen.types.JavaReferenceValidatorFactory;
20 import org.simantics.scl.compiler.module.repository.UpdateListener;
21 import org.simantics.scl.compiler.module.repository.UpdateListener.Observable;
22 import org.simantics.scl.compiler.source.ModuleSource;
23 import org.simantics.scl.compiler.source.StringModuleSource;
24 import org.simantics.scl.compiler.source.repository.ModuleSourceRepository;
25 import org.simantics.scl.osgi.internal.OsgiJavaReferenceValidatorFactory;
26 import org.simantics.scl.runtime.SCLContext;
27 import org.simantics.scl.runtime.tuple.Tuple0;
28 import org.simantics.structural2.utils.StructuralUtils;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
32 import gnu.trove.procedure.TObjectProcedure;
33 import gnu.trove.set.hash.THashSet;
35 public enum GraphModuleSourceRepository implements ModuleSourceRepository {
38 private static final Logger LOGGER = LoggerFactory.getLogger(OntologyModuleSourceRepository.class);
40 private static final OsgiJavaReferenceValidatorFactory REFERENCE_VALIDATOR_FACTORY = new OsgiJavaReferenceValidatorFactory(Activator.getContext().getBundle());
43 public ModuleSource getModuleSource(final String moduleName, UpdateListener listener) {
44 if(!moduleName.startsWith("http://"))
45 return null; // Don't do a graph request if this cannot be a resource
47 Read<ModuleSource> request = new ReadModuleSource(moduleName);
51 return Simantics.getAvailableRequestProcessor().syncRequest(request, new ModuleListener(listener, moduleName));
53 return Simantics.getAvailableRequestProcessor().syncRequest(request);
54 } catch (DatabaseException e) {
55 LOGGER.error("Failed to read graph module {}.", moduleName, e);
60 static class ModuleListener implements SyncListener<ModuleSource>, Observable {
61 UpdateListener listener;
62 boolean alreadyExecutedOnce;
63 final String moduleName;
64 public ModuleListener(UpdateListener listener, String moduleName) {
65 this.listener = listener;
66 this.listener.addObservable(this);
67 this.moduleName = moduleName;
70 public void removeListener(UpdateListener listener) {
74 public boolean isDisposed() {
75 return listener == null;
77 private void fireUpdate(ReadGraph graph) {
78 if(listener != null) {
79 SCLContext context = SCLContext.getCurrent();
80 Object oldGraph = context.put("graph", graph);
82 listener.notifyAboutUpdate();
85 context.put("graph", oldGraph);
90 public void execute(ReadGraph graph, ModuleSource result)
91 throws DatabaseException {
92 if(alreadyExecutedOnce)
95 alreadyExecutedOnce = true;
98 public void exception(ReadGraph graph, Throwable t)
99 throws DatabaseException {
100 LOGGER.error("Could not listen {}", this, t);
101 if(alreadyExecutedOnce && listener != null)
106 public String toString() {
107 return moduleName + " " + listener + " (" + alreadyExecutedOnce + ") [" + getClass().toString() + "]";
111 public static class GraphModuleSource extends StringModuleSource {
113 private final boolean immutable;
115 public GraphModuleSource(String moduleName, ClassLoader classLoader, String moduleText, boolean immutable) {
116 super(moduleName, classLoader, moduleText);
117 this.immutable = immutable;
121 public boolean isUpdateable() {
126 public void update(String newSourceText) {
128 Simantics.getSession().syncRequest(new WriteModuleSource(getModuleName(), newSourceText));
129 } catch (DatabaseException e) {
130 LOGGER.error("Could not update {} with newSourceText {}", this, newSourceText);
135 public JavaReferenceValidatorFactory getJavaReferenceValidatorFactory() {
136 return REFERENCE_VALIDATOR_FACTORY;
140 static class ReadModuleSource extends UnaryRead<String, ModuleSource> {
141 public ReadModuleSource(String moduleName) {
146 public ModuleSource perform(ReadGraph graph) throws DatabaseException {
147 Resource moduleResource = graph.getPossibleResource(parameter);
148 if(moduleResource == null)
150 Layer0 L0 = Layer0.getInstance(graph);
151 if(!graph.isInstanceOf(moduleResource, L0.SCLModule))
153 String text = graph.getRelatedValue(moduleResource, L0.SCLModule_definition);
154 boolean immutable = StructuralUtils.isImmutable(graph, moduleResource);
155 return new GraphModuleSource(parameter, getClass().getClassLoader(), text, immutable);
159 static class WriteModuleSource extends WriteRequest {
160 private final String moduleURI;
161 private final String sourceText;
163 public WriteModuleSource(String moduleURI, String sourceText) {
164 this.moduleURI = moduleURI;
165 this.sourceText = sourceText;
169 public void perform(WriteGraph graph) throws DatabaseException {
170 Resource moduleResource = graph.getPossibleResource(moduleURI);
171 if(moduleResource == null)
173 Layer0 L0 = Layer0.getInstance(graph);
174 if(!graph.isInstanceOf(moduleResource, L0.SCLModule))
176 graph.claimLiteral(moduleResource, L0.SCLModule_definition, sourceText);
180 private THashSet<String> getAllModules(ReadGraph graph) throws DatabaseException {
181 THashSet<String> result = new THashSet<String>();
182 Resource projectResource = Simantics.getProjectResource();
183 Layer0 L0 = Layer0.getInstance(graph);
184 for(Resource model : graph.getObjects(projectResource, L0.ConsistsOf)) {
185 if(graph.isInstanceOf(model, L0.IndexRoot)) {
186 for(Resource module : ModelingUtils.searchByType(graph, model, L0.SCLModule))
187 result.add(graph.getURI(module));
191 Collection<Resource> ontologies = Simantics.applySCL("Simantics/SharedOntologies", "getSharedOntologies", graph, Tuple0.INSTANCE);
192 for (Resource ontology : ontologies) {
193 for(Resource module : ModelingUtils.searchByType(graph, ontology, L0.SCLModule))
195 result.add(graph.getURI(module));
196 } catch(DatabaseException e) {
197 LOGGER.error("Failed to find uri for " + module + ".");
205 public void forAllModules(TObjectProcedure<String> procedure) {
206 THashSet<String> moduleURIs = null;
208 moduleURIs = Simantics.getAvailableRequestProcessor().syncRequest(new Read<THashSet<String>>() {
210 public THashSet<String> perform(ReadGraph graph)
211 throws DatabaseException {
212 return getAllModules(graph);
215 moduleURIs.forEach(procedure);
216 } catch (DatabaseException e) {
217 LOGGER.error("Could not execute procedure {} for all modules {}", procedure, String.valueOf(moduleURIs), e);
222 public Collection<String> getModuleNames() {
223 ArrayList<String> result = new ArrayList<>();
224 forAllModules((String name) -> {