Speeding up platform startup time

[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / service / impl / VirtualGraphInitializer.java

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/service/impl/VirtualGraphInitializer.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/service/impl/VirtualGraphInitializer.java
deleted file mode 100644 (file)
index ae7e7c8..0000000
--- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/service/impl/VirtualGraphInitializer.java
+++ /dev/null
@@ -1,86 +0,0 @@
-/*******************************************************************************
- * 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;
-       }
-
-}