Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.annotation.ui / src / org / simantics / annotation / ui / actions / AnnotationDropActionFactory.java

diff --git a/bundles/org.simantics.annotation.ui/src/org/simantics/annotation/ui/actions/AnnotationDropActionFactory.java b/bundles/org.simantics.annotation.ui/src/org/simantics/annotation/ui/actions/AnnotationDropActionFactory.java
new file mode 100644 (file)
index 0000000..070f9d2
--- /dev/null
+++ b/bundles/org.simantics.annotation.ui/src/org/simantics/annotation/ui/actions/AnnotationDropActionFactory.java
@@ -0,0 +1,96 @@
+package org.simantics.annotation.ui.actions;\r
+\r
+import java.util.HashSet;\r
+import java.util.List;\r
+import java.util.Set;\r
+\r
+import org.simantics.Simantics;\r
+import org.simantics.annotation.ontology.AnnotationResource;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.CommentMetadata;\r
+import org.simantics.db.common.request.WriteRequest;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.SelectionHints;\r
+import org.simantics.db.layer0.adapter.DropActionFactory;\r
+import org.simantics.db.layer0.request.PossibleModel;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.utils.ObjectUtils;\r
+import org.simantics.utils.datastructures.Callback;\r
+import org.simantics.utils.ui.ErrorLogger;\r
+import org.simantics.utils.ui.ISelectionUtils;\r
+\r
+/**\r
+ * @author Jani Simomaa\r
+ */\r
+\r
+public class AnnotationDropActionFactory implements DropActionFactory {\r
+\r
+       @Override\r
+       public Runnable create(ReadGraph graph, Object target, Object source, int operation)\r
+                       throws DatabaseException {\r
+\r
+               final Resource targetFolder = ISelectionUtils.getSinglePossibleKey(target, SelectionHints.KEY_MAIN, Resource.class);\r
+               if (targetFolder == null) {\r
+                       return null;\r
+               }\r
+               Resource targetModel = graph.syncRequest(new PossibleModel(targetFolder));\r
+               \r
+               List<Resource> resources = ISelectionUtils.getPossibleKeys(source, SelectionHints.KEY_MAIN, Resource.class);\r
+               AnnotationResource ANNO = AnnotationResource.getInstance(graph);\r
+               Set<Resource> movedItems = new HashSet<Resource>();\r
+               for (Resource resource : resources) {\r
+                       if (graph.isInstanceOf(resource, ANNO.AnnotationType) || graph.isInstanceOf(resource, ANNO.Annotation)) {\r
+                               Resource model = graph.syncRequest(new PossibleModel(resource));\r
+                               if (ObjectUtils.objectEquals(targetModel, model)) {\r
+                                       movedItems.add(resource);\r
+                               }\r
+                       }\r
+               }\r
+               if (!movedItems.isEmpty()) {\r
+                       return addAnnotations(targetFolder, movedItems);\r
+               }\r
+               \r
+               return null;\r
+       }\r
+       \r
+       \r
+       private Runnable addAnnotations(final Resource targetFolder, final Set<Resource> movedAnnotationItems) {\r
+               \r
+               return new Runnable() {\r
+                       \r
+                       @Override\r
+                       public void run() {\r
+                               Simantics.getSession().asyncRequest(new WriteRequest() {\r
+                                       \r
+                                       @Override\r
+                                       public void perform(WriteGraph graph) throws DatabaseException {\r
+                                               \r
+                                               Layer0 L0 = Layer0.getInstance(graph);\r
+                                               for (Resource annotation : movedAnnotationItems) {\r
+                                                       graph.deny(annotation, L0.PartOf);\r
+                                                       graph.claim(targetFolder, L0.ConsistsOf, annotation);\r
+                                               }\r
+                                                       \r
+                                               String name = NameUtils.getSafeName(graph, targetFolder);\r
+                                               CommentMetadata cm = graph.getMetadata(CommentMetadata.class);\r
+                                       graph.addMetadata(cm.add("Moved " + movedAnnotationItems.size() + " annotations to folder " + name + ", resource " + targetFolder));\r
+                                       }\r
+                               }, new Callback<DatabaseException>() {\r
+                                       \r
+                                       @Override\r
+                                       public void run(DatabaseException e) {\r
+                                               if (e!= null)\r
+                                                       ErrorLogger.defaultLogError(e);\r
+                                               \r
+                                       }\r
+                               });\r
+                               \r
+                       }\r
+               };\r
+       }\r
+       \r
+       \r
+}\r