Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / adapter / NodeClassRequest.java

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/NodeClassRequest.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/NodeClassRequest.java
new file mode 100644 (file)
index 0000000..a0bc8c5
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/NodeClassRequest.java
@@ -0,0 +1,104 @@
+/*******************************************************************************\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.diagram.adapter;\r
+\r
+import org.simantics.db.AsyncReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.procedure.AsyncProcedure;\r
+import org.simantics.g2d.canvas.ICanvasContext;\r
+import org.simantics.g2d.diagram.IDiagram;\r
+import org.simantics.g2d.element.ElementClass;\r
+\r
+public class NodeClassRequest extends BaseRequest2<Resource, ElementClass> {\r
+\r
+    private final IDiagram diagram;\r
+    private final boolean exceptionOnAdaptionFailure;\r
+\r
+    public NodeClassRequest(ICanvasContext canvas, IDiagram diagram, Resource resource) {\r
+        this(canvas, diagram, resource, false);\r
+    }\r
+\r
+    public NodeClassRequest(ICanvasContext canvas, IDiagram diagram, Resource resource, boolean exceptionOnAdaptionFailure) {\r
+        super(canvas, resource);\r
+        this.diagram = diagram;\r
+        this.exceptionOnAdaptionFailure = exceptionOnAdaptionFailure;\r
+    }\r
+\r
+    @Override\r
+    public void perform(AsyncReadGraph graph, final AsyncProcedure<ElementClass> procedure) {\r
+\r
+//        System.out.println("NodeClassRequest " + data.getResourceId());\r
+//        graph.asyncRequest(new SafeName(data), new Procedure<String>() {\r
+//            @Override\r
+//            public void exception(Throwable t) {\r
+//            }\r
+//            @Override\r
+//            public void execute(String result) {\r
+//                System.out.println("NodeClassRequest "  + result);\r
+//                debug = result;\r
+//            }\r
+//        });\r
+\r
+        graph.forAdapted(data, ElementFactory.class, new AsyncProcedure<ElementFactory>() {\r
+\r
+            @Override\r
+            public void exception(AsyncReadGraph graph, Throwable throwable) {\r
+                if (exceptionOnAdaptionFailure)\r
+                    procedure.exception(graph, throwable);\r
+                else\r
+                    procedure.execute(graph, null);\r
+            }\r
+\r
+            @Override\r
+            public void execute(AsyncReadGraph graph, final ElementFactory factory) {\r
+\r
+//                System.out.println("NodeClassRequest factory " + data.getResourceId() + " = " + factory.getClass().getName());\r
+//                graph.asyncRequest(new SafeName(data), new Procedure<String>() {\r
+//                    @Override\r
+//                    public void exception(Throwable t) {\r
+//                    }\r
+//                    @Override\r
+//                    public void execute(String result) {\r
+//                        System.out.println("NodeClassRequest "  + result + " " + factory.getClass().getName());\r
+//                        debug = result;\r
+//                    }\r
+//                });\r
+\r
+                if (factory == null) {\r
+                    // Should never happen since we are using forAdapted\r
+                    System.out.println("No factory in NodeClassRequest! " + this);\r
+                    procedure.execute(graph, null);\r
+                    return;\r
+                }\r
+\r
+                factory.create(graph, canvas, diagram, data, new AsyncProcedure<ElementClass>() {\r
+\r
+                    @Override\r
+                    public void exception(AsyncReadGraph graph, Throwable throwable) {\r
+                        procedure.exception(graph, throwable);\r
+                    }\r
+\r
+                    @Override\r
+                    public void execute(AsyncReadGraph graph, ElementClass ec) {\r
+//                        System.out.println("Produced element class " + ec);\r
+                        procedure.execute(graph, ec);\r
+                    }\r
+\r
+                });\r
+\r
+            }\r
+\r
+        });\r
+\r
+    }\r
+\r
+}\r