Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.browsing.ui.graph.impl / src / org / simantics / browsing / ui / graph / impl / PropertyValueRepresentationLabelerFactory.java

diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/PropertyValueRepresentationLabelerFactory.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/PropertyValueRepresentationLabelerFactory.java
new file mode 100644 (file)
index 0000000..e173824
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/PropertyValueRepresentationLabelerFactory.java
@@ -0,0 +1,83 @@
+/*******************************************************************************\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.browsing.ui.graph.impl;\r
+\r
+import java.util.Map;\r
+\r
+import org.simantics.Simantics;\r
+import org.simantics.browsing.ui.BuiltinKeys;\r
+import org.simantics.browsing.ui.BuiltinKeys.LabelerKey;\r
+import org.simantics.browsing.ui.GraphExplorer.ModificationContext;\r
+import org.simantics.browsing.ui.NodeContext;\r
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;\r
+import org.simantics.browsing.ui.common.ColumnKeys;\r
+import org.simantics.browsing.ui.common.modifiers.EnumerationValue;\r
+import org.simantics.browsing.ui.common.property.IProperty;\r
+import org.simantics.browsing.ui.content.Labeler;\r
+import org.simantics.browsing.ui.content.LabelerFactory;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.management.ISessionContext;\r
+import org.simantics.utils.datastructures.ArrayMap;\r
+\r
+/**\r
+ * Requires {@link IProperty} as input.\r
+ * \r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class PropertyValueRepresentationLabelerFactory implements LabelerFactory {\r
+\r
+    @Override\r
+    public Labeler create(PrimitiveQueryUpdater manager, final NodeContext context, LabelerKey key) {\r
+        assert(manager != null);\r
+        assert(context != null);\r
+\r
+        return new LazyGraphLabeler(manager, context, key) {\r
+            @Override\r
+            public Map<String, String> labels(ReadGraph graph) throws DatabaseException {\r
+                IProperty prop = (IProperty) context.getConstant(BuiltinKeys.INPUT);\r
+                Resource[] r = prop.adapt(Resource[].class);\r
+\r
+                String property = LabelerUtil.safeStringRepresentation(graph, r[1]);\r
+                String value = LabelerUtil.safeStringRepresentation(graph, r[2]);\r
+\r
+                return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { property, value });\r
+            }\r
+\r
+            @Override\r
+            public Modifier getModifier(ModificationContext modificationContext, String key) {\r
+                ISessionContext session = Simantics.getSessionContext();\r
+                if (session == null)\r
+                    return null;\r
+\r
+                IProperty prop = (IProperty) context.getConstant(BuiltinKeys.INPUT);\r
+                Resource[] r = prop.adapt(Resource[].class);\r
+\r
+                if (ColumnKeys.VALUE.equals(key)) {\r
+                    try {\r
+                        EnumerationValue<Resource> enu = session.getSession().syncRequest(new GetEnumerationValue(r[2]));\r
+                        if (enu != null) {\r
+                            return new GraphEnumerationModifier(session.getSession(), r[0], r[1], enu.getEnumeration(), enu.getEnumeratedValue());\r
+                        } else {\r
+                            return new GraphFactoryStringModifier(r[0], r[1], r[2], session.getSession());\r
+                        }\r
+                    } catch (DatabaseException e) {\r
+                        throw new RuntimeException(e);\r
+                    }\r
+                }\r
+                return null;\r
+            }\r
+        };\r
+    }\r
+\r
+}\r