-/*******************************************************************************\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.service.impl;\r
-\r
-import java.io.IOException;\r
-import java.io.InputStream;\r
-import java.net.URL;\r
-import java.util.Enumeration;\r
-import java.util.UUID;\r
-\r
-import org.eclipse.core.runtime.IStatus;\r
-import org.eclipse.core.runtime.MultiStatus;\r
-import org.eclipse.core.runtime.Status;\r
-import org.osgi.framework.Bundle;\r
-import org.osgi.framework.BundleContext;\r
-import org.simantics.databoard.Bindings;\r
-import org.simantics.databoard.Datatypes;\r
-import org.simantics.databoard.serialization.Serializer;\r
-import org.simantics.databoard.type.Datatype;\r
-import org.simantics.db.Session;\r
-import org.simantics.db.VirtualGraph;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.internal.Activator;\r
-import org.simantics.db.service.VirtualGraphSupport;\r
-import org.simantics.db.services.ServiceInitializer;\r
-import org.simantics.graph.db.ImportAdvisor;\r
-import org.simantics.graph.db.TransferableGraphs;\r
-import org.simantics.graph.representation.TransferableGraph1;\r
-\r
-/**\r
- * A database client service initializer which ensures that any <code>.tg</code>\r
- * files defined in a bundle folder <code>virtualgraphs</code> are imported into\r
- * randomly named in-memory virtualgraphs for the initialized session.\r
- * \r
- * @author Antti Villberg\r
- */\r
-public class VirtualGraphInitializer implements ServiceInitializer {\r
-\r
- @Override\r
- public IStatus initialize(Session s) {\r
- MultiStatus result = new MultiStatus(Activator.PLUGIN_ID, 0, "VirtualGraphInitialize errors:", null);\r
- BundleContext context = Activator.getInstance().getContext();\r
- Serializer datatypeSerializer = Bindings.getSerializerUnchecked( Datatype.class );\r
- Datatype tgType = Datatypes.getDatatypeUnchecked(TransferableGraph1.class);\r
- Serializer tgSerializer = Bindings.getSerializerUnchecked( TransferableGraph1.class );\r
- for (final Bundle b : context.getBundles()) {\r
- Enumeration<?> graphs = b.getEntryPaths("virtualgraphs");\r
- while(graphs != null && graphs.hasMoreElements()) {\r
- String element = (String)graphs.nextElement();\r
- if(!element.endsWith(".tg"))\r
- continue;\r
- URL url = b.getEntry(element);\r
- try {\r
- InputStream stream = url.openStream();\r
- Datatype dt = (Datatype) datatypeSerializer.deserialize( stream );\r
- if(dt.equals(tgType)) {\r
- VirtualGraphSupport support = s.getService(VirtualGraphSupport.class);\r
- VirtualGraph vg = support.getMemoryPersistent(UUID.randomUUID().toString());\r
- TransferableGraph1 tg = (TransferableGraph1) tgSerializer.deserialize(stream);\r
- TransferableGraphs.importVirtualGraph(s, vg, tg, \r
- new ImportAdvisor());\r
- }\r
- stream.close();\r
- } catch (IOException e) {\r
- IStatus status = new Status(IStatus.ERROR, context.getBundle().getSymbolicName(), "VirtualGraphInitializer transferable graph initialization failed for '" + url.toString() + "', see exception for details.", e);\r
- result.add(status);\r
- } catch (DatabaseException e) {\r
- IStatus status = new Status(IStatus.ERROR, context.getBundle().getSymbolicName(), "VirtualGraphInitializer transferable graph initialization failed for '" + url.toString() + "', see exception for details.", e);\r
- result.add(status);\r
- }\r
- }\r
- }\r
- if (!result.isOK()) return result;\r
- return Status.OK_STATUS;\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db.layer0.service.impl;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Enumeration;
+import java.util.UUID;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.MultiStatus;
+import org.eclipse.core.runtime.Status;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.simantics.databoard.Bindings;
+import org.simantics.databoard.Datatypes;
+import org.simantics.databoard.serialization.Serializer;
+import org.simantics.databoard.type.Datatype;
+import org.simantics.db.Session;
+import org.simantics.db.VirtualGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.internal.Activator;
+import org.simantics.db.service.VirtualGraphSupport;
+import org.simantics.db.services.ServiceInitializer;
+import org.simantics.graph.db.ImportAdvisor;
+import org.simantics.graph.db.TransferableGraphs;
+import org.simantics.graph.representation.TransferableGraph1;
+
+/**
+ * A database client service initializer which ensures that any <code>.tg</code>
+ * files defined in a bundle folder <code>virtualgraphs</code> are imported into
+ * randomly named in-memory virtualgraphs for the initialized session.
+ *
+ * @author Antti Villberg
+ */
+public class VirtualGraphInitializer implements ServiceInitializer {
+
+ @Override
+ public IStatus initialize(Session s) {
+ MultiStatus result = new MultiStatus(Activator.PLUGIN_ID, 0, "VirtualGraphInitialize errors:", null);
+ BundleContext context = Activator.getInstance().getContext();
+ Serializer datatypeSerializer = Bindings.getSerializerUnchecked( Datatype.class );
+ Datatype tgType = Datatypes.getDatatypeUnchecked(TransferableGraph1.class);
+ Serializer tgSerializer = Bindings.getSerializerUnchecked( TransferableGraph1.class );
+ for (final Bundle b : context.getBundles()) {
+ Enumeration<?> graphs = b.getEntryPaths("virtualgraphs");
+ while(graphs != null && graphs.hasMoreElements()) {
+ String element = (String)graphs.nextElement();
+ if(!element.endsWith(".tg"))
+ continue;
+ URL url = b.getEntry(element);
+ try {
+ InputStream stream = url.openStream();
+ Datatype dt = (Datatype) datatypeSerializer.deserialize( stream );
+ if(dt.equals(tgType)) {
+ VirtualGraphSupport support = s.getService(VirtualGraphSupport.class);
+ VirtualGraph vg = support.getMemoryPersistent(UUID.randomUUID().toString());
+ TransferableGraph1 tg = (TransferableGraph1) tgSerializer.deserialize(stream);
+ TransferableGraphs.importVirtualGraph(s, vg, tg,
+ new ImportAdvisor());
+ }
+ stream.close();
+ } catch (IOException e) {
+ IStatus status = new Status(IStatus.ERROR, context.getBundle().getSymbolicName(), "VirtualGraphInitializer transferable graph initialization failed for '" + url.toString() + "', see exception for details.", e);
+ result.add(status);
+ } catch (DatabaseException e) {
+ IStatus status = new Status(IStatus.ERROR, context.getBundle().getSymbolicName(), "VirtualGraphInitializer transferable graph initialization failed for '" + url.toString() + "', see exception for details.", e);
+ result.add(status);
+ }
+ }
+ }
+ if (!result.isOK()) return result;
+ return Status.OK_STATUS;
+ }
+
+}
Code Review / simantics / platform.git / blobdiff