Migrated source code from Simantics SVN

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

diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/GraphLabelerFactory.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/GraphLabelerFactory.java
new file mode 100644 (file)
index 0000000..b59bbcd
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/GraphLabelerFactory.java
@@ -0,0 +1,70 @@
+/*******************************************************************************\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.browsing.ui.BuiltinKeys;\r
+import org.simantics.browsing.ui.NodeContext;\r
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;\r
+import org.simantics.browsing.ui.BuiltinKeys.LabelerKey;\r
+import org.simantics.browsing.ui.GraphExplorer.ModificationContext;\r
+import org.simantics.browsing.ui.content.Labeler;\r
+import org.simantics.browsing.ui.content.LabelerFactory;\r
+import org.simantics.browsing.ui.content.Labeler.Modifier;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+\r
+public abstract class GraphLabelerFactory implements LabelerFactory {\r
+\r
+    @Override\r
+    public Labeler create(PrimitiveQueryUpdater updater, final NodeContext context, LabelerKey key) {\r
+\r
+        assert(updater != null);\r
+        assert(context != null);\r
+\r
+        return new LazyGraphLabeler(updater, context, key) {\r
+            @Override\r
+            public Map<String, String> labels(ReadGraph graph) throws DatabaseException {\r
+                return GraphLabelerFactory.this.labels(graph, (Resource) context.getConstant(BuiltinKeys.INPUT));\r
+            }\r
+\r
+            @Override\r
+            public int category(ReadGraph graph) throws DatabaseException {\r
+                return GraphLabelerFactory.this.category(graph, (Resource) context.getConstant(BuiltinKeys.INPUT));\r
+            }\r
+            \r
+            @Override\r
+            public String toString() {\r
+               return GraphLabelerFactory.this.toString();\r
+            }\r
+            \r
+            @Override\r
+            public Modifier getModifier(ModificationContext modificationContext, String key) {\r
+               return GraphLabelerFactory.this.getModifier(key);\r
+            }\r
+            \r
+        };\r
+    }\r
+\r
+    abstract protected Map<String, String> labels(ReadGraph graph, Resource resource) throws DatabaseException;\r
+    \r
+    protected int category(ReadGraph graph, Resource resource) throws DatabaseException {\r
+       return 0;\r
+    }\r
+\r
+    protected Modifier getModifier(String key) {\r
+       return null;\r
+    }\r
+    \r
+}\r