Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling / src / org / simantics / modeling / adapters / NewCompositeActionFactory.java

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/NewCompositeActionFactory.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/NewCompositeActionFactory.java
new file mode 100644 (file)
index 0000000..61842bc
--- /dev/null
+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/NewCompositeActionFactory.java
@@ -0,0 +1,118 @@
+/*******************************************************************************\r
+ * Copyright (c) 2012, 2015 Association for Decentralized Information Management in\r
+ * 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
+ *     Semantum Oy - platform #5873: customizable instantiation logic\r
+ *******************************************************************************/\r
+package org.simantics.modeling.adapters;\r
+\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.eclipse.core.runtime.IStatus;\r
+import org.eclipse.core.runtime.Status;\r
+import org.eclipse.core.runtime.jobs.Job;\r
+import org.simantics.DatabaseJob;\r
+import org.simantics.Simantics;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.Session;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.request.UniqueRead;\r
+import org.simantics.db.common.request.WriteResultRequest;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.CancelTransactionException;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.ActionFactory;\r
+import org.simantics.db.request.Read;\r
+import org.simantics.db.request.WriteResult;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.modeling.internal.Plugin;\r
+import org.simantics.scl.runtime.function.Function3;\r
+import org.simantics.structural.stubs.StructuralResource2;\r
+import org.simantics.structural2.utils.StructuralUtils;\r
+import org.simantics.ui.workbench.action.DefaultActions;\r
+import org.simantics.utils.logging.TimeLogger;\r
+\r
+public class NewCompositeActionFactory implements ActionFactory {\r
+\r
+    Resource compositeType;\r
+    String defaultName;\r
+\r
+    public NewCompositeActionFactory(Resource compositeType, String defaultName) {\r
+        this.compositeType = compositeType;\r
+        this.defaultName = defaultName;\r
+    }\r
+\r
+    @Override\r
+    public Runnable create(Object target_) {\r
+        final Resource target = (Resource)target_;\r
+        return new Runnable() {\r
+            @Override\r
+            public void run() {\r
+                TimeLogger.resetTimeAndLog("NewCompositeActionFactory: create composite");\r
+                Job job = new DatabaseJob("Create Diagram") {\r
+                    @Override\r
+                    protected IStatus run(IProgressMonitor monitor) {\r
+                        monitor.beginTask("Create Diagram...", IProgressMonitor.UNKNOWN);\r
+                        try {\r
+                            createComposite(compositeType, defaultName, target);\r
+                            return Status.OK_STATUS;\r
+                        } catch (CancelTransactionException e) {\r
+                            return new Status(IStatus.INFO , Plugin.PLUGIN_ID, e.getMessage());\r
+                        } catch (DatabaseException e) {\r
+                            return new Status(IStatus.ERROR, Plugin.PLUGIN_ID, e.getMessage(), e);\r
+                        } finally {\r
+                            monitor.done();\r
+                        }\r
+                    }\r
+                };\r
+                //job.setUser(true);\r
+                job.schedule();\r
+            }\r
+        };\r
+    }\r
+\r
+    private static Resource createComposite(Resource compositeType, String defaultName, Resource target) throws DatabaseException {\r
+        Session session = Simantics.getSession();\r
+        session.markUndoPoint();\r
+\r
+        Function3<Resource, String, Resource, Resource> instantiator = session.syncRequest( possibleCompositeInstantiator(compositeType) );\r
+        if (instantiator != null)\r
+            return instantiator.apply(compositeType, defaultName, target);\r
+\r
+        Resource composite = session.syncRequest( createCompositeRequest( target, defaultName, compositeType ) );\r
+        DefaultActions.asyncPerformDefaultAction(session, composite, false, false, true);\r
+        return composite;\r
+    }\r
+\r
+    private static Read<Function3<Resource, String, Resource, Resource>> possibleCompositeInstantiator(final Resource compositeType) {\r
+        return new UniqueRead<Function3<Resource, String, Resource, Resource>>() {\r
+            @Override\r
+            public Function3<Resource, String, Resource, Resource> perform(ReadGraph graph) throws DatabaseException {\r
+                return graph.getPossibleRelatedValue2(\r
+                        compositeType,\r
+                        StructuralResource2.getInstance(graph).Composite_instantiationFunction);\r
+            }\r
+        };\r
+    }\r
+\r
+    public static WriteResult<Resource> createCompositeRequest(final Resource target, final String defaultName, final Resource compositeType) {\r
+        return new WriteResultRequest<Resource>() {\r
+            @Override\r
+            public Resource perform(WriteGraph graph) throws DatabaseException {\r
+                return createComposite(graph, target, defaultName, compositeType);\r
+            }\r
+        };\r
+    }\r
+\r
+    public static Resource createComposite(WriteGraph graph, Resource target, String defaultName, Resource compositeType) throws DatabaseException {\r
+        String name = NameUtils.findFreshName(graph, defaultName, target, Layer0.getInstance(graph).ConsistsOf, "%s%d");\r
+        return StructuralUtils.newComponent(graph, target, name, compositeType);\r
+    }\r
+\r
+}\r