+/*******************************************************************************\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.tester;\r
+\r
+import org.simantics.browsing.ui.BuiltinKeys;\r
+import org.simantics.browsing.ui.NodeContext;\r
+import org.simantics.browsing.ui.NodeQueryManager;\r
+import org.simantics.browsing.ui.Tester;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.RequestProcessor;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.ReadRequest;\r
+import org.simantics.db.exception.DatabaseException;\r
+\r
+public class EqualsResourceTester implements Tester {\r
+\r
+ private Resource resource;\r
+ private String uri;\r
+\r
+ public EqualsResourceTester(Resource resource) {\r
+ this.resource = resource;\r
+ }\r
+\r
+ public EqualsResourceTester(RequestProcessor processor, final String uri) throws DatabaseException {\r
+\r
+ this.uri = uri;\r
+\r
+ processor.syncRequest(new ReadRequest() {\r
+\r
+ @Override\r
+ public void run(ReadGraph graph) {\r
+ try {\r
+ resource = graph.getResource(uri);\r
+ assert (resource != null);\r
+ } catch (DatabaseException e) {\r
+ e.printStackTrace();\r
+ }\r
+ }\r
+\r
+ });\r
+\r
+ }\r
+\r
+ @Override\r
+ public boolean test(NodeQueryManager manager, NodeContext context) {\r
+ return resource.equals(context.getConstant(BuiltinKeys.INPUT));\r
+ }\r
+\r
+ @Override\r
+ public String toString() {\r
+ return "Equals resource " + (uri != null ? uri : "<unknown>");\r
+ }\r
+\r
+}\r