Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.layer0.utils / src / org / simantics / layer0 / utils / collections / TypeBasedList.java

diff --git a/bundles/org.simantics.layer0.utils/src/org/simantics/layer0/utils/collections/TypeBasedList.java b/bundles/org.simantics.layer0.utils/src/org/simantics/layer0/utils/collections/TypeBasedList.java
new file mode 100644 (file)
index 0000000..548b022
--- /dev/null
+++ b/bundles/org.simantics.layer0.utils/src/org/simantics/layer0/utils/collections/TypeBasedList.java
@@ -0,0 +1,39 @@
+/*******************************************************************************\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.layer0.utils.collections;\r
+\r
+import java.util.Collection;\r
+\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.layer0.utils.operations.IOperation;\r
+import org.simantics.utils.datastructures.persistent.IContextMap;\r
+\r
+public class TypeBasedList implements IContextualList {\r
+\r
+       Resource relation;\r
+       \r
+       public TypeBasedList(Resource relation) {\r
+               this.relation = relation;\r
+       }\r
+\r
+       @Override\r
+       public void fill(ReadGraph g, IContextMap parameters, Collection<Resource> c) throws DatabaseException {\r
+               for(Resource type : g.getTypes((Resource)parameters.get(IOperation.SUBJECT))) {\r
+                   for(Resource object : g.getObjects(type, relation)) {\r
+                   ContextualListUtils.fill(g, object, parameters, c);\r
+                   }\r
+               }\r
+       }\r
+\r
+}\r