Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.linking.ui / src / org / simantics / document / linking / ge / VariableModifierRule.java

diff --git a/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableModifierRule.java b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableModifierRule.java
new file mode 100644 (file)
index 0000000..0c66f0b
--- /dev/null
+++ b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableModifierRule.java
@@ -0,0 +1,42 @@
+package org.simantics.document.linking.ge;\r
+\r
+import org.simantics.browsing.ui.content.Labeler.Modifier;\r
+import org.simantics.browsing.ui.graph.impl.L0StringModifier;\r
+import org.simantics.browsing.ui.model.modifiers.ModifierRule;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.document.linking.ontology.DocumentLink;\r
+\r
+public class VariableModifierRule implements ModifierRule{\r
+       \r
+       @Override\r
+       public boolean isCompatible(Class<?> contentType) {\r
+               return true;\r
+       }\r
+       \r
+       @Override\r
+       public Modifier getModifier(ReadGraph graph, Object content,\r
+                       String columnKey) throws DatabaseException {\r
+               \r
+               if(!(content instanceof Variable)) {\r
+                       return null;\r
+               }\r
+               \r
+               Variable variable = (Variable)content;\r
+               Resource source = variable.getPossibleRepresents(graph);\r
+               if (source == null)\r
+                       return null;\r
+               \r
+               DocumentLink sl = DocumentLink.getInstance(graph);\r
+               if (!graph.isInstanceOf(source, sl.Source))\r
+                       return null;\r
+               if (columnKey.equals(Constants.COMMENT)) {\r
+                       Resource commentRes = graph.getSingleObject(source, sl.hasSourceComment);\r
+                       return new L0StringModifier(graph.getSession(),commentRes);\r
+               }\r
+               return null;\r
+       }\r
+\r
+}\r