Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.db.procore / src / fi / vtt / simantics / procore / internal / DirectStatementsImpl.java

diff --git a/bundles/org.simantics.db.procore/src/fi/vtt/simantics/procore/internal/DirectStatementsImpl.java b/bundles/org.simantics.db.procore/src/fi/vtt/simantics/procore/internal/DirectStatementsImpl.java
new file mode 100644 (file)
index 0000000..804d800
--- /dev/null
+++ b/bundles/org.simantics.db.procore/src/fi/vtt/simantics/procore/internal/DirectStatementsImpl.java
@@ -0,0 +1,139 @@
+/*******************************************************************************\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 fi.vtt.simantics.procore.internal;\r
+\r
+import gnu.trove.list.array.TIntArrayList;\r
+\r
+import java.util.Collection;\r
+import java.util.Iterator;\r
+\r
+import org.simantics.db.DirectStatements;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.Statement;\r
+import org.simantics.db.impl.ResourceImpl;\r
+import org.simantics.db.impl.support.ResourceSupport;\r
+\r
+final public class DirectStatementsImpl implements DirectStatements {\r
+\r
+       final ResourceSupport support;\r
+       final int subject;\r
+       final TIntArrayList statements = new TIntArrayList();\r
+       \r
+       DirectStatementsImpl(ResourceSupport support, int subject) {\r
+               this.support = support;\r
+               this.subject = subject;\r
+       }\r
+       \r
+       void addStatement(int p, int o) {\r
+               statements.add(p);\r
+               statements.add(o);\r
+       }\r
+       \r
+       @Override\r
+       public Resource getSubject() {\r
+               return new ResourceImpl(support, subject);\r
+       }\r
+\r
+       @Override\r
+       public boolean add(Statement arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public boolean addAll(Collection<? extends Statement> arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public void clear() {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public boolean contains(Object arg0) {\r
+        Statement stm = (Statement)arg0;\r
+        ResourceImpl p = (ResourceImpl)stm.getPredicate();\r
+        ResourceImpl o = (ResourceImpl)stm.getObject();\r
+        for(int i=0;i<statements.size();i+=2) {\r
+            int pi = statements.getQuick(i);\r
+            int oi = statements.getQuick(i+1);\r
+            if(p.id == pi && o.id == oi) return true;\r
+        }\r
+        return false;\r
+       }\r
+\r
+       @Override\r
+       public boolean containsAll(Collection<?> arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public boolean isEmpty() {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public Iterator<Statement> iterator() {\r
+               return new Iterator<Statement>() {\r
+\r
+                       int index = 0;\r
+                       int max = statements.size();\r
+                       \r
+                       @Override\r
+                       public boolean hasNext() {\r
+                               return index < max; \r
+                       }\r
+\r
+                       @Override\r
+                       public Statement next() {\r
+                               return new DirectStatementImpl(support, subject, statements.getQuick(index++), statements.getQuick(index++));\r
+                       }\r
+\r
+                       @Override\r
+                       public void remove() {\r
+                               throw new Error("Not supported");\r
+                       }\r
+                       \r
+               };\r
+       }\r
+\r
+       @Override\r
+       public boolean remove(Object arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public boolean removeAll(Collection<?> arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public boolean retainAll(Collection<?> arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public int size() {\r
+               return statements.size() >> 1;\r
+       }\r
+\r
+       @Override\r
+       public Object[] toArray() {\r
+               throw new Error("Not supported");\r
+       }\r
+\r
+       @Override\r
+       public <T> T[] toArray(T[] arg0) {\r
+               throw new Error("Not supported");\r
+       }\r
+       \r
+}\r