Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.graph / src / org / simantics / graph / store / GraphStore.java

diff --git a/bundles/org.simantics.graph/src/org/simantics/graph/store/GraphStore.java b/bundles/org.simantics.graph/src/org/simantics/graph/store/GraphStore.java
new file mode 100644 (file)
index 0000000..9cd54fb
--- /dev/null
+++ b/bundles/org.simantics.graph/src/org/simantics/graph/store/GraphStore.java
@@ -0,0 +1,146 @@
+/*******************************************************************************\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.graph.store;\r
+\r
+import gnu.trove.list.array.TIntArrayList;\r
+import gnu.trove.map.hash.THashMap;\r
+import gnu.trove.map.hash.TIntIntHashMap;\r
+import gnu.trove.procedure.TIntProcedure;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.concurrent.Callable;\r
+\r
+import org.simantics.graph.query.Path;\r
+import org.simantics.graph.query.Res;\r
+import org.simantics.graph.utils.GraphExecutor;\r
+\r
+public class GraphStore {      \r
+       public StatementStore statements;\r
+       public IdentityStore identities;\r
+       public ValueStore values;\r
+       protected THashMap<Class<?>, IStore> stores;\r
+       \r
+       public GraphStore(StatementStore statements, IdentityStore identities, ValueStore values, THashMap<Class<?>, IStore> stores) {\r
+               this.statements = statements;\r
+               this.identities = identities;\r
+               this.values = values;\r
+               this.stores = stores;\r
+       }\r
+       \r
+       public GraphStore() {\r
+               this(new StatementStore(), new IdentityStore(), new ValueStore(), new THashMap<Class<?>, IStore>());    \r
+       }\r
+       \r
+       public GraphStore(GraphStore store) {\r
+               this(store.statements, store.identities, store.values, store.stores);\r
+       }\r
+\r
+       public void map(final TIntIntHashMap map) {\r
+               ArrayList<Callable<Object>> tasks = new ArrayList<Callable<Object>>();\r
+               tasks.add(new IStore.MapTask(statements, map));\r
+               tasks.add(new IStore.MapTask(values, map));\r
+               for(IStore store : stores.values())\r
+                       tasks.add(new IStore.MapTask(store, map));\r
+               tasks.add(new IStore.MapTask(identities, map));\r
+               \r
+               try {\r
+                       GraphExecutor.EXECUTOR.invokeAll(tasks);\r
+               } catch (InterruptedException e) {\r
+                       throw new RuntimeException(e);\r
+               }\r
+       }\r
+       \r
+       public <T extends IStore> void addStore(Class<T> clazz, T store) {\r
+               stores.put(clazz, store);\r
+       }\r
+       \r
+       @SuppressWarnings("unchecked")\r
+       public <T extends IStore> T getStore(Class<T> clazz) {\r
+               return (T)stores.get(clazz);\r
+       }\r
+       \r
+       public int resToId(Res res) {\r
+               if(res instanceof Path)\r
+                       return identities.pathToId((Path)res);\r
+               else {\r
+                       IdRes idRes = (IdRes)res;\r
+                       if(idRes.fragment != this)\r
+                               return -1;\r
+                       else\r
+                               return idRes.id;\r
+               }\r
+       }\r
+       \r
+       public int createResToId(Res res) {\r
+               if(res instanceof Path)\r
+                       return identities.createPathToId((Path)res);\r
+               else {\r
+                       IdRes idRes = (IdRes)res;\r
+                       if(idRes.fragment != this)\r
+                               throw new RuntimeException("Cannot crate reference to an internal resource of other graph");\r
+                       else\r
+                               return idRes.id;\r
+               }\r
+       }\r
+       \r
+       public Res idToRes(int id) {\r
+               Path path = identities.idToPath(id);\r
+               if(path == null)\r
+                       return new IdRes(this, id);\r
+               else\r
+                       return path;\r
+       }\r
+       \r
+       public void addIdsToResult(TIntArrayList ids, final Collection<Res> result) {\r
+               ids.forEach(new TIntProcedure() {\r
+                       \r
+                       @Override\r
+                       public boolean execute(int value) {\r
+                               result.add(idToRes(value));\r
+                               return true;\r
+                       }\r
+               });\r
+       }\r
+       \r
+       public void collectReferences(boolean[] set) {\r
+               statements.collectReferences(set);\r
+               identities.collectReferences(set);\r
+               values.collectReferences(set);          \r
+       }\r
+       \r
+       @Override\r
+       public String toString() {\r
+               final StringBuilder b = new StringBuilder();\r
+               statements.forStatements(new IStatementProcedure() {\r
+                       \r
+                       public String name(int id) {\r
+                               Path path = identities.idToPath(id);\r
+                               if(path == null)\r
+                                       return "(" + id + ")";\r
+                               else\r
+                                       return path + "(" + id + ")";\r
+                       }\r
+                       \r
+                       @Override\r
+                       public void execute(int s, int p, int o) {\r
+                               b.append(name(s));\r
+                               b.append(" ");\r
+                               b.append(name(p));\r
+                               b.append(" ");\r
+                               b.append(name(o));\r
+                               b.append("\n");\r
+                       }\r
+               });\r
+               return b.toString();\r
+       }       \r
+}\r