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.db.request.ReadExt;
16 import org.simantics.db.request.RequestFlags;
17 import org.simantics.layer0.Layer0;
18 import org.simantics.modeling.ModelingUtils;
19 import org.simantics.modeling.internal.Activator;
20 import org.simantics.modeling.scl.ontologymodule.OntologyModuleSourceRepository;
21 import org.simantics.scl.compiler.internal.codegen.types.JavaReferenceValidatorFactory;
22 import org.simantics.scl.compiler.module.repository.UpdateListener;
23 import org.simantics.scl.compiler.module.repository.UpdateListener.Observable;
24 import org.simantics.scl.compiler.source.ModuleSource;
25 import org.simantics.scl.compiler.source.StringModuleSource;
26 import org.simantics.scl.compiler.source.repository.ModuleSourceRepository;
27 import org.simantics.scl.osgi.internal.OsgiJavaReferenceValidatorFactory;
28 import org.simantics.scl.runtime.SCLContext;
29 import org.simantics.scl.runtime.tuple.Tuple0;
30 import org.simantics.structural2.utils.StructuralUtils;
31 import org.slf4j.Logger;
32 import org.slf4j.LoggerFactory;
34 import gnu.trove.procedure.TObjectProcedure;
35 import gnu.trove.set.hash.THashSet;
37 public enum GraphModuleSourceRepository implements ModuleSourceRepository {
40 private static final Logger LOGGER = LoggerFactory.getLogger(OntologyModuleSourceRepository.class);
42 private static final OsgiJavaReferenceValidatorFactory REFERENCE_VALIDATOR_FACTORY = new OsgiJavaReferenceValidatorFactory(Activator.getContext().getBundle());
45 public ModuleSource getModuleSource(final String moduleName, UpdateListener listener) {
46 if(!moduleName.startsWith("http://"))
47 return null; // Don't do a graph request if this cannot be a resource
49 Read<ModuleSource> request = new ReadModuleSource(moduleName);
53 return Simantics.getAvailableRequestProcessor().syncRequest(request, new ModuleListener(listener, moduleName));
55 return Simantics.getAvailableRequestProcessor().syncRequest(request);
56 } catch (DatabaseException e) {
57 LOGGER.error("Failed to read graph module {}.", moduleName, e);
62 static class ModuleListener implements SyncListener<ModuleSource>, Observable {
63 UpdateListener listener;
64 boolean alreadyExecutedOnce;
65 final String moduleName;
66 public ModuleListener(UpdateListener listener, String moduleName) {
67 this.listener = listener;
68 this.listener.addObservable(this);
69 this.moduleName = moduleName;
72 public void removeListener(UpdateListener listener) {
76 public boolean isDisposed() {
77 return listener == null;
79 private void fireUpdate(ReadGraph graph) {
80 if(listener != null) {
81 SCLContext context = SCLContext.getCurrent();
82 Object oldGraph = context.put("graph", graph);
84 listener.notifyAboutUpdate();
87 context.put("graph", oldGraph);
92 public void execute(ReadGraph graph, ModuleSource result)
93 throws DatabaseException {
94 if(alreadyExecutedOnce)
97 alreadyExecutedOnce = true;
100 public void exception(ReadGraph graph, Throwable t)
101 throws DatabaseException {
102 LOGGER.error("Could not listen {}", this, t);
103 if(alreadyExecutedOnce && listener != null)
108 public String toString() {
109 return moduleName + " " + listener + " (" + alreadyExecutedOnce + ") [" + getClass().toString() + "]";
113 public static class GraphModuleSource extends StringModuleSource {
115 private final boolean immutable;
117 public GraphModuleSource(String moduleName, ClassLoader classLoader, String moduleText, boolean immutable) {
118 super(moduleName, classLoader, moduleText);
119 this.immutable = immutable;
123 public boolean isUpdateable() {
128 public void update(String newSourceText) {
130 Simantics.getSession().syncRequest(new WriteModuleSource(getModuleName(), newSourceText));
131 } catch (DatabaseException e) {
132 LOGGER.error("Could not update {} with newSourceText {}", this, newSourceText);
137 public JavaReferenceValidatorFactory getJavaReferenceValidatorFactory() {
138 return REFERENCE_VALIDATOR_FACTORY;
142 static class PossibleResourceIU extends UnaryRead<String,Resource> implements ReadExt {
144 public PossibleResourceIU(String parameter) {
149 public Resource perform(ReadGraph graph) throws DatabaseException {
150 return graph.getPossibleResource(parameter);
154 public boolean isImmutable(ReadGraph graph) throws DatabaseException {
159 public int getType() {
160 return RequestFlags.IMMEDIATE_UPDATE;
165 static class ReadModuleSource extends UnaryRead<String, ModuleSource> {
166 public ReadModuleSource(String moduleName) {
171 public ModuleSource perform(ReadGraph graph) throws DatabaseException {
172 Resource moduleResource = graph.syncRequest(new PossibleResourceIU(parameter));
173 if(moduleResource == null)
175 Layer0 L0 = Layer0.getInstance(graph);
176 if(!graph.isInstanceOf(moduleResource, L0.SCLModule))
178 String text = graph.getRelatedValue(moduleResource, L0.SCLModule_definition);
179 boolean immutable = StructuralUtils.isImmutable(graph, moduleResource);
180 return new GraphModuleSource(parameter, getClass().getClassLoader(), text, immutable);
184 static class WriteModuleSource extends WriteRequest {
185 private final String moduleURI;
186 private final String sourceText;
188 public WriteModuleSource(String moduleURI, String sourceText) {
189 this.moduleURI = moduleURI;
190 this.sourceText = sourceText;
194 public void perform(WriteGraph graph) throws DatabaseException {
195 Resource moduleResource = graph.getPossibleResource(moduleURI);
196 if(moduleResource == null)
198 Layer0 L0 = Layer0.getInstance(graph);
199 if(!graph.isInstanceOf(moduleResource, L0.SCLModule))
201 graph.claimLiteral(moduleResource, L0.SCLModule_definition, sourceText);
205 private THashSet<String> getAllModules(ReadGraph graph) throws DatabaseException {
206 THashSet<String> result = new THashSet<String>();
207 Resource projectResource = Simantics.getProjectResource();
208 Layer0 L0 = Layer0.getInstance(graph);
209 for(Resource model : graph.getObjects(projectResource, L0.ConsistsOf)) {
210 if(graph.isInstanceOf(model, L0.IndexRoot)) {
211 for(Resource module : ModelingUtils.searchByType(graph, model, L0.SCLModule))
212 result.add(graph.getURI(module));
216 Collection<Resource> ontologies = Simantics.applySCL("Simantics/SharedOntologies", "getSharedOntologies", graph, Tuple0.INSTANCE);
217 for (Resource ontology : ontologies) {
218 for(Resource module : ModelingUtils.searchByType(graph, ontology, L0.SCLModule))
220 result.add(graph.getURI(module));
221 } catch(DatabaseException e) {
222 LOGGER.error("Failed to find uri for " + module + ".");
230 public void forAllModules(TObjectProcedure<String> procedure) {
231 THashSet<String> moduleURIs = null;
233 moduleURIs = Simantics.getAvailableRequestProcessor().syncRequest(new Read<THashSet<String>>() {
235 public THashSet<String> perform(ReadGraph graph)
236 throws DatabaseException {
237 return getAllModules(graph);
240 moduleURIs.forEach(procedure);
241 } catch (DatabaseException e) {
242 LOGGER.error("Could not execute procedure {} for all modules {}", procedure, String.valueOf(moduleURIs), e);
247 public Collection<String> getModuleNames() {
248 ArrayList<String> result = new ArrayList<>();
249 forAllModules((String name) -> {