Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / modelBrowser2 / label / ConnectionRelationModifierRule.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser2/label/ConnectionRelationModifierRule.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser2/label/ConnectionRelationModifierRule.java
new file mode 100644 (file)
index 0000000..e24e4dd
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser2/label/ConnectionRelationModifierRule.java
@@ -0,0 +1,88 @@
+/*******************************************************************************\r
+ * Copyright (c) 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
+ *     Semantum Oy - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.modeling.ui.modelBrowser2.label;\r
+\r
+import org.eclipse.core.runtime.IStatus;\r
+import org.eclipse.core.runtime.Status;\r
+import org.simantics.Simantics;\r
+import org.simantics.browsing.ui.content.Labeler.Modifier;\r
+import org.simantics.browsing.ui.model.modifiers.ModifierRule;\r
+import org.simantics.browsing.ui.swt.Activator;\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.WriteRequest;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.StringModifier;\r
+import org.simantics.db.layer0.adapter.impl.RelatedEntityNameModifier;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.modeling.ModelingResources;\r
+import org.simantics.modeling.adapters.ConnectionRelationStringModifierFactory;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ * @see ConnectionRelationStringModifierFactory\r
+ */\r
+public class ConnectionRelationModifierRule implements ModifierRule {\r
+\r
+    @Override\r
+    public boolean isCompatible(Class<?> contentType) {\r
+        return contentType.equals(Resource.class);\r
+    }\r
+\r
+    @Override\r
+    public Modifier getModifier(ReadGraph graph, Object content, String columnKey) throws DatabaseException {\r
+        Resource connectionRelation = (Resource) content;\r
+\r
+        // Always rename all (configuration and diagram) connection relations\r
+        Layer0 L0 = Layer0.getInstance(graph);\r
+        ModelingResources MOD = ModelingResources.getInstance(graph);\r
+        Resource cr = graph.getPossibleObject(connectionRelation, MOD.DiagramConnectionRelationToConnectionRelation);\r
+        Resource subject = cr != null ? cr : connectionRelation;\r
+        Resource property = graph.getSingleObject(subject, L0.HasName);\r
+        return new StringModifierAdapter(\r
+                new RelatedEntityNameModifier(graph, subject, property, MOD.ConnectionRelationToDiagramConnectionRelation));\r
+    }\r
+\r
+    static class StringModifierAdapter implements Modifier {\r
+        private StringModifier modifier;\r
+\r
+        public StringModifierAdapter(StringModifier modifier) {\r
+            this.modifier = modifier;\r
+        }\r
+\r
+        public void modify(final String label) {\r
+            try {\r
+                Simantics.getSession().syncRequest(new WriteRequest() {\r
+                    @Override\r
+                    public void perform(WriteGraph graph) throws DatabaseException {\r
+                        modifier.modify(graph, label);\r
+                    }\r
+                });\r
+            } catch (DatabaseException e) {\r
+                Activator.getDefault().getLog().log(\r
+                        new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Name modification failed, see exception for details.", e));\r
+            }\r
+        }\r
+\r
+        @Override\r
+        public String isValid(String label) {\r
+            return modifier.isValid(label);\r
+        }\r
+\r
+        @Override\r
+        public String getValue() {\r
+            return modifier.getValue();\r
+        }\r
+    }\r
+\r
+}\r