Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / adapter / impl / TGRemover.java

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/TGRemover.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/TGRemover.java
new file mode 100644 (file)
index 0000000..64b9e8f
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/TGRemover.java
@@ -0,0 +1,86 @@
+/*******************************************************************************\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.layer0.adapter.impl;\r
+\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.util.ModelTransferableGraphSource;\r
+import org.simantics.db.layer0.util.ModelTransferableGraphSourceRequest;\r
+import org.simantics.db.layer0.util.TransferableGraphConfiguration2;\r
+import org.simantics.db.service.SerialisationSupport;\r
+import org.simantics.graph.db.TransferableGraphSource.TransferableGraphSourceProcedure;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class TGRemover extends AbstractRemover {\r
+\r
+    @SuppressWarnings("unused")\r
+    private IProgressMonitor monitor;\r
+\r
+    public TGRemover(Resource resource) {\r
+        super(resource);\r
+    }\r
+\r
+    public TGRemover(IProgressMonitor monitor, Resource resource) {\r
+        super(resource);\r
+        this.monitor = monitor;\r
+    }\r
+\r
+    @Override\r
+    public void remove(final WriteGraph graph) throws DatabaseException {\r
+       \r
+       TransferableGraphConfiguration2 conf = new TransferableGraphConfiguration2(graph, resource);\r
+       conf.values = false;\r
+       ModelTransferableGraphSource source = graph.syncRequest(new ModelTransferableGraphSourceRequest(conf));\r
+       final SerialisationSupport ss = graph.getService(SerialisationSupport.class);\r
+       \r
+       try {\r
+                       source.forResourceStatements(graph, new TransferableGraphSourceProcedure<int[]>() {\r
+                               \r
+                               @Override\r
+                               public void execute(int[] value) throws Exception {\r
+                                       Resource s = ss.getResource(value[0]);\r
+                                       Resource p = ss.getResource(value[1]);\r
+                                       Resource i = null;\r
+                                       if(value[2] != -1) i = ss.getResource(value[2]);\r
+                                       Resource o = ss.getResource(value[3]);\r
+                                       \r
+//                                     System.err.println("s=" + s + " p=" + graph.getPossibleURI(p) + " o=" + o + " p:" + p + " i:" + i);\r
+                                       \r
+                                       graph.deny(s,p,i,o);\r
+                               }\r
+                               \r
+                       });\r
+                       \r
+                       source.forValueResources(graph, new TransferableGraphSourceProcedure<int[]>() {\r
+                               \r
+                               @Override\r
+                               public void execute(int[] value) throws Exception {\r
+                                       Resource s = ss.getResource(value[0]);\r
+//                                     System.err.println("s=" + s + " p=" + graph.getPossibleURI(p) + " o=" + o + " " + i);\r
+                                       graph.denyValue(s);\r
+                               }\r
+                               \r
+                       });\r
+                       \r
+                       source.closeStreams();\r
+                       \r
+               } catch (Exception e) {\r
+                       throw new DatabaseException(e);\r
+               }\r
+       \r
+    }\r
+\r
+}\r