Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.structural2 / src / org / simantics / structural2 / internal / queries / RelatedConnectionsOfConnectionJoin.java

diff --git a/bundles/org.simantics.structural2/src/org/simantics/structural2/internal/queries/RelatedConnectionsOfConnectionJoin.java b/bundles/org.simantics.structural2/src/org/simantics/structural2/internal/queries/RelatedConnectionsOfConnectionJoin.java
new file mode 100644 (file)
index 0000000..95a2599
--- /dev/null
+++ b/bundles/org.simantics.structural2/src/org/simantics/structural2/internal/queries/RelatedConnectionsOfConnectionJoin.java
@@ -0,0 +1,48 @@
+/*******************************************************************************\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.structural2.internal.queries;\r
+\r
+import java.util.Collection;\r
+import java.util.Collections;\r
+import java.util.Set;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.BinaryRead;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.structural2.queries.ConnectionSet;\r
+\r
+/**\r
+ * Returns all connections that are reachable from the given ConnectionJoin\r
+ * excluding the provided excluded connections\r
+ * \r
+ * @author Hannu Niemistö\r
+ */\r
+public class RelatedConnectionsOfConnectionJoin extends BinaryRead<Resource, Collection<Resource>, Set<Resource>>{\r
+\r
+    public RelatedConnectionsOfConnectionJoin(Resource join) {\r
+        super(join, Collections.<Resource>emptySet());\r
+    }\r
+\r
+    public RelatedConnectionsOfConnectionJoin(Resource join, Collection<Resource> excludedConnections) {\r
+        super(join, excludedConnections);\r
+    }\r
+\r
+    @Override\r
+    public Set<Resource> perform(ReadGraph g) throws DatabaseException {\r
+        ConnectionSet connectionSet = new ConnectionSet(g);\r
+        connectionSet.excludeConnections(parameter2);\r
+        connectionSet.addJoin(g, parameter);\r
+        return connectionSet.getConnections();\r
+    }\r
+\r
+}\r