]> gerrit.simantics Code Review - simantics/platform.git/blobdiff - bundles/org.simantics.diagram/src/org/simantics/diagram/elements/DiagramNodeUtil.java
Fixed all line endings of the repository
[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / elements / DiagramNodeUtil.java
index 8e6a2f99c168b0353c3e3628ab819974cec6f7de..859154d0b6be2e3003e1637e7c643526d2c6fe81 100644 (file)
-package org.simantics.diagram.elements;\r
-\r
-import java.awt.Component;\r
-import java.util.Collection;\r
-import java.util.HashSet;\r
-import java.util.Set;\r
-\r
-import org.simantics.Simantics;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.common.request.Queries;\r
-import org.simantics.db.common.request.ResourceRead;\r
-import org.simantics.db.common.request.WriteRequest;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.request.Read;\r
-import org.simantics.db.service.VirtualGraphSupport;\r
-import org.simantics.diagram.stubs.DiagramResource;\r
-import org.simantics.diagram.ui.DiagramModelHints;\r
-import org.simantics.g2d.canvas.ICanvasContext;\r
-import org.simantics.g2d.chassis.AWTChassis;\r
-import org.simantics.g2d.diagram.DiagramHints;\r
-import org.simantics.g2d.diagram.IDiagram;\r
-import org.simantics.g2d.diagram.handler.DataElementMap;\r
-import org.simantics.g2d.element.ElementHints;\r
-import org.simantics.g2d.element.IElement;\r
-import org.simantics.g2d.scenegraph.ICanvasSceneGraphProvider;\r
-import org.simantics.modeling.ModelingResources;\r
-import org.simantics.scenegraph.INode;\r
-import org.simantics.scenegraph.adapters.ISceneGraphProvider;\r
-import org.simantics.scenegraph.g2d.G2DSceneGraph;\r
-import org.simantics.scenegraph.g2d.IG2DNode;\r
-import org.simantics.scenegraph.g2d.nodes.SingleElementNode;\r
-import org.simantics.scenegraph.utils.NodeUtil;\r
-import org.simantics.simulation.ontology.SimulationResource;\r
-\r
-/**\r
- * Temporary transitory utils for handling some scene graph <-> g2d\r
- * interactions.\r
- * \r
- * @author Antti Villberg\r
- */\r
-public class DiagramNodeUtil {\r
-\r
-    public static ICanvasContext getCanvasContext(IG2DNode node) {\r
-        G2DSceneGraph sg = NodeUtil.getPossibleRootNode(node);\r
-        if (sg == null)\r
-            return null;\r
-        Component rootPane = sg.getRootPane();\r
-        if(rootPane == null) {\r
-               throw new IllegalStateException("No root pane for scenegraph" + sg);\r
-        }\r
-        AWTChassis chassis = (AWTChassis)(rootPane.getParent());\r
-        return chassis.getCanvasContext();\r
-    }\r
-\r
-    public static ICanvasContext getPossibleCanvasContext(IG2DNode node) {\r
-        G2DSceneGraph sg = NodeUtil.getPossibleRootNode(node);\r
-        if (sg == null)\r
-            return null;\r
-        Component rootPane = sg.getRootPane();\r
-        if(rootPane == null) {\r
-               return null;\r
-        }\r
-        AWTChassis chassis = (AWTChassis)(rootPane.getParent());\r
-        return chassis.getCanvasContext();\r
-    }\r
-\r
-    public static IElement getElement(ICanvasContext ctx, IG2DNode node) {\r
-        IDiagram diagram = ctx.getDefaultHintContext().getHint(DiagramHints.KEY_DIAGRAM);\r
-        if (diagram != null) {\r
-            SingleElementNode eNode = NodeUtil.findNearestParentNode(node, SingleElementNode.class);\r
-            for (IElement e : diagram.getElements()) {\r
-                INode n = e.getHint(ElementHints.KEY_SG_NODE);\r
-                if (n != null && (node == n || eNode == n))\r
-                    return e;\r
-            }\r
-        }\r
-        return null;\r
-    }\r
-\r
-    public static IElement getElement(IG2DNode node) {\r
-        ICanvasContext ctx = DiagramNodeUtil.getCanvasContext(node);\r
-        if (ctx == null)\r
-            return null;\r
-        return getElement(ctx, node);\r
-    }\r
-\r
-    \r
-    public static void activateProfileWithEntries(final Resource runtime, final Resource profile, final Collection<Resource> entries) throws DatabaseException {\r
-        \r
-        VirtualGraphSupport support = Simantics.getSession().getService(VirtualGraphSupport.class);\r
-        Simantics.getSession().syncRequest(new WriteRequest(support.getWorkspacePersistent("profiles")) {\r
-\r
-            @Override\r
-            public void perform(WriteGraph graph) throws DatabaseException {\r
-                DiagramResource DIA = DiagramResource.getInstance(graph);\r
-                SimulationResource SIMU = SimulationResource.getInstance(graph);\r
-                graph.deny(runtime, DIA.RuntimeDiagram_HasRuntimeProfile);\r
-                graph.claim(runtime, DIA.RuntimeDiagram_HasRuntimeProfile, profile);\r
-                for(Resource entry : entries)\r
-                       graph.claim(profile, SIMU.IsActive, entry);\r
-            }\r
-            \r
-        });\r
-        \r
-    }\r
-\r
-    private static Read<Resource> diagramToComposite(Resource diagram) throws DatabaseException {\r
-        return new ResourceRead<Resource>(diagram) {\r
-            @Override\r
-            public Resource perform(ReadGraph graph) throws DatabaseException {\r
-                ModelingResources mr = ModelingResources.getInstance(graph);\r
-                return graph.getPossibleObject(resource, mr.DiagramToComposite);\r
-            }\r
-        };\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProvider(Resource model, Resource diagram, String diagramRVI) throws DatabaseException, InterruptedException {\r
-        Resource composite = Simantics.getSession().syncRequest( diagramToComposite(diagram) );\r
-        return loadSceneGraphProviderForComposite(model, composite, diagramRVI);\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProvider(ICanvasContext context, Resource model, Resource diagram, String diagramRVI) throws DatabaseException, InterruptedException {\r
-       // Default timeout is 30s\r
-       return loadSceneGraphProvider(context, model, diagram, diagramRVI, 30000);\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProvider(ICanvasContext context, Resource model, Resource diagram, String diagramRVI, int timeoutMs) throws DatabaseException, InterruptedException {\r
-        Resource composite = Simantics.getSession().syncRequest( diagramToComposite(diagram) );\r
-        if(composite != null)\r
-               return loadSceneGraphProviderForComposite(context, model, composite, diagramRVI, timeoutMs);\r
-        else\r
-               return loadSceneGraphProviderForDiagram(context, model, diagram, diagramRVI);\r
-    }\r
-\r
-    /**\r
-     * @deprecated this leaks ICanvasSceneGraphProvider, use\r
-     *             {@link #loadSceneGraphProvider(Resource, Resource, String)}\r
-     *             instead\r
-     */\r
-    public static ICanvasContext loadDiagram(Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {\r
-        String modelURI = Simantics.getSession().syncRequest( Queries.uri(model) );\r
-        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );\r
-        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;\r
-        G2DSceneGraph sg = provider.initializeSceneGraph(new G2DSceneGraph(), modelURI, diagramRVI);\r
-\r
-        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), sg);\r
-\r
-        return cp.getCanvasContext();\r
-    }\r
-\r
-    /**\r
-     * @deprecated this leaks ICanvasSceneGraphProvider, use\r
-     *             {@link #loadSceneGraphProvider(ICanvasContext, Resource, Resource, String)}\r
-     *             instead\r
-     */\r
-    public static ICanvasContext loadDiagram(ICanvasContext context, Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {\r
-        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));\r
-        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );\r
-        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;\r
-        cp.initializeSceneGraph(context, modelURI, diagramRVI);\r
-\r
-        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), context.getSceneGraph());\r
-\r
-        return cp.getCanvasContext();\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProviderForComposite(Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {\r
-        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));\r
-        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );\r
-        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;\r
-        G2DSceneGraph sg = cp.initializeSceneGraph(new G2DSceneGraph(), modelURI, diagramRVI);\r
-\r
-        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), sg);\r
-\r
-        return cp;\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProviderForComposite(ICanvasContext context, Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {\r
-       // Default timeout is 30s\r
-       return loadSceneGraphProviderForComposite(context, model, composite, diagramRVI, 30000);\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProviderForComposite(ICanvasContext context, Resource model, Resource composite, String diagramRVI, int timeoutMs) throws DatabaseException, InterruptedException {\r
-        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));\r
-        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );\r
-        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;\r
-        cp.initializeSceneGraph(context, modelURI, diagramRVI);\r
-        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), context.getSceneGraph(), timeoutMs);\r
-        return cp;\r
-    }\r
-\r
-    public static ICanvasSceneGraphProvider loadSceneGraphProviderForDiagram(ICanvasContext context, Resource model, Resource diagram, String diagramRVI) throws DatabaseException, InterruptedException {\r
-        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));\r
-        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( diagram, ISceneGraphProvider.class ) );\r
-        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;\r
-        cp.initializeSceneGraph(context, modelURI, diagramRVI);\r
-        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), context.getSceneGraph());\r
-        return cp;\r
-    }\r
-\r
-    public static IElement findElement(ICanvasContext ctx, Resource element) {\r
-        \r
-        IDiagram diagram = ctx.getDefaultHintContext().getHint(DiagramHints.KEY_DIAGRAM);\r
-        DataElementMap dmap = diagram.getDiagramClass().getSingleItem(DataElementMap.class);\r
-        return dmap.getElement(diagram, element);\r
-        \r
-    }\r
-\r
-    public static INode findNode(ICanvasContext ctx, Resource element) {\r
-        \r
-        IElement e = findElement(ctx, element);\r
-        return e.getHint(ElementHints.KEY_SG_NODE);\r
-        \r
-    }\r
-\r
-    public static Resource getRuntime(ICanvasContext ctx) {\r
-        \r
-        IDiagram diagram = ctx.getDefaultHintContext().getHint(DiagramHints.KEY_DIAGRAM);\r
-        return diagram.getHint(DiagramModelHints.KEY_DIAGRAM_RUNTIME_RESOURCE);\r
-        \r
-    }\r
-\r
-    public static Resource getElementResource(Resource configuration) throws DatabaseException {\r
-        \r
-        return Simantics.getSession().syncRequest(new ResourceRead<Resource>(configuration) {\r
-\r
-            @Override\r
-            public Resource perform(ReadGraph graph) throws DatabaseException {\r
-                return graph.getPossibleObject(resource, ModelingResources.getInstance(graph).ComponentToElement);\r
-            }\r
-            \r
-        });\r
-        \r
-    }\r
-    \r
-    public static final Set<String> getTexts(Set<TextNode> nodes) {\r
-        Set<String> result = new HashSet<String>();\r
-        for(TextNode n : nodes) result.add(n.getText());\r
-        return result;\r
-    }\r
-    \r
-}\r
+package org.simantics.diagram.elements;
+
+import java.awt.Component;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.simantics.Simantics;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.Queries;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.request.Read;
+import org.simantics.db.service.VirtualGraphSupport;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.diagram.ui.DiagramModelHints;
+import org.simantics.g2d.canvas.ICanvasContext;
+import org.simantics.g2d.chassis.AWTChassis;
+import org.simantics.g2d.diagram.DiagramHints;
+import org.simantics.g2d.diagram.IDiagram;
+import org.simantics.g2d.diagram.handler.DataElementMap;
+import org.simantics.g2d.element.ElementHints;
+import org.simantics.g2d.element.IElement;
+import org.simantics.g2d.scenegraph.ICanvasSceneGraphProvider;
+import org.simantics.modeling.ModelingResources;
+import org.simantics.scenegraph.INode;
+import org.simantics.scenegraph.adapters.ISceneGraphProvider;
+import org.simantics.scenegraph.g2d.G2DSceneGraph;
+import org.simantics.scenegraph.g2d.IG2DNode;
+import org.simantics.scenegraph.g2d.nodes.SingleElementNode;
+import org.simantics.scenegraph.utils.NodeUtil;
+import org.simantics.simulation.ontology.SimulationResource;
+
+/**
+ * Temporary transitory utils for handling some scene graph <-> g2d
+ * interactions.
+ * 
+ * @author Antti Villberg
+ */
+public class DiagramNodeUtil {
+
+    public static ICanvasContext getCanvasContext(IG2DNode node) {
+        G2DSceneGraph sg = NodeUtil.getPossibleRootNode(node);
+        if (sg == null)
+            return null;
+        Component rootPane = sg.getRootPane();
+        if(rootPane == null) {
+               throw new IllegalStateException("No root pane for scenegraph" + sg);
+        }
+        AWTChassis chassis = (AWTChassis)(rootPane.getParent());
+        return chassis.getCanvasContext();
+    }
+
+    public static ICanvasContext getPossibleCanvasContext(IG2DNode node) {
+        G2DSceneGraph sg = NodeUtil.getPossibleRootNode(node);
+        if (sg == null)
+            return null;
+        Component rootPane = sg.getRootPane();
+        if(rootPane == null) {
+               return null;
+        }
+        AWTChassis chassis = (AWTChassis)(rootPane.getParent());
+        return chassis.getCanvasContext();
+    }
+
+    public static IElement getElement(ICanvasContext ctx, IG2DNode node) {
+        IDiagram diagram = ctx.getDefaultHintContext().getHint(DiagramHints.KEY_DIAGRAM);
+        if (diagram != null) {
+            SingleElementNode eNode = NodeUtil.findNearestParentNode(node, SingleElementNode.class);
+            for (IElement e : diagram.getElements()) {
+                INode n = e.getHint(ElementHints.KEY_SG_NODE);
+                if (n != null && (node == n || eNode == n))
+                    return e;
+            }
+        }
+        return null;
+    }
+
+    public static IElement getElement(IG2DNode node) {
+        ICanvasContext ctx = DiagramNodeUtil.getCanvasContext(node);
+        if (ctx == null)
+            return null;
+        return getElement(ctx, node);
+    }
+
+    
+    public static void activateProfileWithEntries(final Resource runtime, final Resource profile, final Collection<Resource> entries) throws DatabaseException {
+        
+        VirtualGraphSupport support = Simantics.getSession().getService(VirtualGraphSupport.class);
+        Simantics.getSession().syncRequest(new WriteRequest(support.getWorkspacePersistent("profiles")) {
+
+            @Override
+            public void perform(WriteGraph graph) throws DatabaseException {
+                DiagramResource DIA = DiagramResource.getInstance(graph);
+                SimulationResource SIMU = SimulationResource.getInstance(graph);
+                graph.deny(runtime, DIA.RuntimeDiagram_HasRuntimeProfile);
+                graph.claim(runtime, DIA.RuntimeDiagram_HasRuntimeProfile, profile);
+                for(Resource entry : entries)
+                       graph.claim(profile, SIMU.IsActive, entry);
+            }
+            
+        });
+        
+    }
+
+    private static Read<Resource> diagramToComposite(Resource diagram) throws DatabaseException {
+        return new ResourceRead<Resource>(diagram) {
+            @Override
+            public Resource perform(ReadGraph graph) throws DatabaseException {
+                ModelingResources mr = ModelingResources.getInstance(graph);
+                return graph.getPossibleObject(resource, mr.DiagramToComposite);
+            }
+        };
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProvider(Resource model, Resource diagram, String diagramRVI) throws DatabaseException, InterruptedException {
+        Resource composite = Simantics.getSession().syncRequest( diagramToComposite(diagram) );
+        return loadSceneGraphProviderForComposite(model, composite, diagramRVI);
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProvider(ICanvasContext context, Resource model, Resource diagram, String diagramRVI) throws DatabaseException, InterruptedException {
+       // Default timeout is 30s
+       return loadSceneGraphProvider(context, model, diagram, diagramRVI, 30000);
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProvider(ICanvasContext context, Resource model, Resource diagram, String diagramRVI, int timeoutMs) throws DatabaseException, InterruptedException {
+        Resource composite = Simantics.getSession().syncRequest( diagramToComposite(diagram) );
+        if(composite != null)
+               return loadSceneGraphProviderForComposite(context, model, composite, diagramRVI, timeoutMs);
+        else
+               return loadSceneGraphProviderForDiagram(context, model, diagram, diagramRVI);
+    }
+
+    /**
+     * @deprecated this leaks ICanvasSceneGraphProvider, use
+     *             {@link #loadSceneGraphProvider(Resource, Resource, String)}
+     *             instead
+     */
+    public static ICanvasContext loadDiagram(Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {
+        String modelURI = Simantics.getSession().syncRequest( Queries.uri(model) );
+        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );
+        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;
+        G2DSceneGraph sg = provider.initializeSceneGraph(new G2DSceneGraph(), modelURI, diagramRVI);
+
+        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), sg);
+
+        return cp.getCanvasContext();
+    }
+
+    /**
+     * @deprecated this leaks ICanvasSceneGraphProvider, use
+     *             {@link #loadSceneGraphProvider(ICanvasContext, Resource, Resource, String)}
+     *             instead
+     */
+    public static ICanvasContext loadDiagram(ICanvasContext context, Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {
+        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));
+        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );
+        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;
+        cp.initializeSceneGraph(context, modelURI, diagramRVI);
+
+        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), context.getSceneGraph());
+
+        return cp.getCanvasContext();
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProviderForComposite(Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {
+        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));
+        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );
+        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;
+        G2DSceneGraph sg = cp.initializeSceneGraph(new G2DSceneGraph(), modelURI, diagramRVI);
+
+        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), sg);
+
+        return cp;
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProviderForComposite(ICanvasContext context, Resource model, Resource composite, String diagramRVI) throws DatabaseException, InterruptedException {
+       // Default timeout is 30s
+       return loadSceneGraphProviderForComposite(context, model, composite, diagramRVI, 30000);
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProviderForComposite(ICanvasContext context, Resource model, Resource composite, String diagramRVI, int timeoutMs) throws DatabaseException, InterruptedException {
+        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));
+        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( composite, ISceneGraphProvider.class ) );
+        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;
+        cp.initializeSceneGraph(context, modelURI, diagramRVI);
+        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), context.getSceneGraph(), timeoutMs);
+        return cp;
+    }
+
+    public static ICanvasSceneGraphProvider loadSceneGraphProviderForDiagram(ICanvasContext context, Resource model, Resource diagram, String diagramRVI) throws DatabaseException, InterruptedException {
+        String modelURI = Simantics.getSession().syncRequest(Queries.uri(model));
+        ISceneGraphProvider provider = Simantics.getSession().syncRequest( Queries.adapt( diagram, ISceneGraphProvider.class ) );
+        ICanvasSceneGraphProvider cp = (ICanvasSceneGraphProvider) provider;
+        cp.initializeSceneGraph(context, modelURI, diagramRVI);
+        NodeUtil.waitPending(cp.getCanvasContext().getThreadAccess(), context.getSceneGraph());
+        return cp;
+    }
+
+    public static IElement findElement(ICanvasContext ctx, Resource element) {
+        
+        IDiagram diagram = ctx.getDefaultHintContext().getHint(DiagramHints.KEY_DIAGRAM);
+        DataElementMap dmap = diagram.getDiagramClass().getSingleItem(DataElementMap.class);
+        return dmap.getElement(diagram, element);
+        
+    }
+
+    public static INode findNode(ICanvasContext ctx, Resource element) {
+        
+        IElement e = findElement(ctx, element);
+        return e.getHint(ElementHints.KEY_SG_NODE);
+        
+    }
+
+    public static Resource getRuntime(ICanvasContext ctx) {
+        
+        IDiagram diagram = ctx.getDefaultHintContext().getHint(DiagramHints.KEY_DIAGRAM);
+        return diagram.getHint(DiagramModelHints.KEY_DIAGRAM_RUNTIME_RESOURCE);
+        
+    }
+
+    public static Resource getElementResource(Resource configuration) throws DatabaseException {
+        
+        return Simantics.getSession().syncRequest(new ResourceRead<Resource>(configuration) {
+
+            @Override
+            public Resource perform(ReadGraph graph) throws DatabaseException {
+                return graph.getPossibleObject(resource, ModelingResources.getInstance(graph).ComponentToElement);
+            }
+            
+        });
+        
+    }
+    
+    public static final Set<String> getTexts(Set<TextNode> nodes) {
+        Set<String> result = new HashSet<String>();
+        for(TextNode n : nodes) result.add(n.getText());
+        return result;
+    }
+    
+}