-/*******************************************************************************\r
- * Copyright (c) 2013 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.graphfile.hack;\r
-\r
-import org.eclipse.core.resources.IWorkspace;\r
-import org.eclipse.core.resources.ResourcesPlugin;\r
-import org.eclipse.core.runtime.IAdaptable;\r
-import org.eclipse.ui.IElementFactory;\r
-import org.eclipse.ui.IMemento;\r
-import org.simantics.Simantics;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.request.Read;\r
-import org.simantics.db.service.SerialisationSupport;\r
-\r
-/**\r
- * FileEditorInputFactory for GraphFiles. Handles loading and saving GraphFile references.\r
- * \r
- * TODO : uses resource id to reference resources. That is unreliable.\r
- * \r
- * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
- *\r
- */\r
-public class GraphFileEditorInputFactory implements IElementFactory{\r
- /**\r
- * Factory id. The workbench plug-in registers a factory by this name\r
- * with the "org.eclipse.ui.elementFactories" extension point.\r
- */\r
- private static final String ID_FACTORY = "org.simantics.graphfile.hack.GraphFileEditorInputFactory"; //$NON-NLS-1$\r
-\r
- /**\r
- * Tag for the IFile.fullPath of the file resource.\r
- */\r
- private static final String TAG_RESOURCE_ID = "id"; //$NON-NLS-1$\r
-\r
- /**\r
- * Creates a new factory.\r
- */\r
- public GraphFileEditorInputFactory() {\r
- }\r
-\r
- /* (non-Javadoc)\r
- * Method declared on IElementFactory.\r
- */\r
- public IAdaptable createElement(IMemento memento) {\r
- // Get the file name.\r
- String sid = memento.getString(TAG_RESOURCE_ID);\r
- if (sid == null) {\r
- return null;\r
- }\r
- final long id = Long.parseLong(sid);\r
- \r
- Resource fileResource = null;\r
- try {\r
- fileResource = Simantics.getSession().syncRequest(new Read<Resource>() {\r
- @Override\r
- public Resource perform(ReadGraph graph) throws DatabaseException {\r
- SerialisationSupport support = graph.getService(SerialisationSupport.class);\r
- try {\r
- Resource r = support.getResource(id);\r
- return r;\r
- } catch (Exception e) {\r
- return null;\r
- }\r
- \r
- }\r
- });\r
- } catch (DatabaseException e) {\r
- return null;\r
- }\r
- \r
- if (fileResource == null)\r
- return null;\r
-\r
- // Get a handle to the IFile...which can be a handle\r
- // to a resource that does not exist in workspace\r
- IWorkspace ws = (IWorkspace) ResourcesPlugin.getWorkspace();\r
- GraphFile file = new GraphFile(fileResource, ws);\r
- return new GraphFileEditorInput(file);\r
- }\r
-\r
- /**\r
- * Returns the element factory id for this class.\r
- * \r
- * @return the element factory id\r
- */\r
- public static String getFactoryId() {\r
- return ID_FACTORY;\r
- }\r
-\r
- /**\r
- * Saves the state of the given file editor input into the given memento.\r
- *\r
- * @param memento the storage area for element state\r
- * @param input the file editor input\r
- */\r
- public static void saveState(IMemento memento, GraphFileEditorInput input) {\r
- GraphFile file = (GraphFile)input.getFile();\r
- memento.putString(TAG_RESOURCE_ID, Long.toString(file.getFileResource().getResourceId()));\r
- }\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2013 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.graphfile.hack;
+
+import org.eclipse.core.resources.IWorkspace;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.ui.IElementFactory;
+import org.eclipse.ui.IMemento;
+import org.simantics.Simantics;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.request.Read;
+import org.simantics.db.service.SerialisationSupport;
+
+/**
+ * FileEditorInputFactory for GraphFiles. Handles loading and saving GraphFile references.
+ *
+ * TODO : uses resource id to reference resources. That is unreliable.
+ *
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
+ *
+ */
+public class GraphFileEditorInputFactory implements IElementFactory{
+ /**
+ * Factory id. The workbench plug-in registers a factory by this name
+ * with the "org.eclipse.ui.elementFactories" extension point.
+ */
+ private static final String ID_FACTORY = "org.simantics.graphfile.hack.GraphFileEditorInputFactory"; //$NON-NLS-1$
+
+ /**
+ * Tag for the IFile.fullPath of the file resource.
+ */
+ private static final String TAG_RESOURCE_ID = "id"; //$NON-NLS-1$
+
+ /**
+ * Creates a new factory.
+ */
+ public GraphFileEditorInputFactory() {
+ }
+
+ /* (non-Javadoc)
+ * Method declared on IElementFactory.
+ */
+ public IAdaptable createElement(IMemento memento) {
+ // Get the file name.
+ String sid = memento.getString(TAG_RESOURCE_ID);
+ if (sid == null) {
+ return null;
+ }
+ final long id = Long.parseLong(sid);
+
+ Resource fileResource = null;
+ try {
+ fileResource = Simantics.getSession().syncRequest(new Read<Resource>() {
+ @Override
+ public Resource perform(ReadGraph graph) throws DatabaseException {
+ SerialisationSupport support = graph.getService(SerialisationSupport.class);
+ try {
+ Resource r = support.getResource(id);
+ return r;
+ } catch (Exception e) {
+ return null;
+ }
+
+ }
+ });
+ } catch (DatabaseException e) {
+ return null;
+ }
+
+ if (fileResource == null)
+ return null;
+
+ // Get a handle to the IFile...which can be a handle
+ // to a resource that does not exist in workspace
+ IWorkspace ws = (IWorkspace) ResourcesPlugin.getWorkspace();
+ GraphFile file = new GraphFile(fileResource, ws);
+ return new GraphFileEditorInput(file);
+ }
+
+ /**
+ * Returns the element factory id for this class.
+ *
+ * @return the element factory id
+ */
+ public static String getFactoryId() {
+ return ID_FACTORY;
+ }
+
+ /**
+ * Saves the state of the given file editor input into the given memento.
+ *
+ * @param memento the storage area for element state
+ * @param input the file editor input
+ */
+ public static void saveState(IMemento memento, GraphFileEditorInput input) {
+ GraphFile file = (GraphFile)input.getFile();
+ memento.putString(TAG_RESOURCE_ID, Long.toString(file.getFileResource().getResourceId()));
+ }
+}
Code Review / simantics / platform.git / blobdiff