+package org.simantics.db.tests.regression.bugs;
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+
+
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Test;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.testing.base.ExistingDatabaseTest;
+import org.simantics.layer0.Layer0;
+/**
+ * See Issue3288Test1.
+ *
+ */
+public class Issue3288Test2 extends ExistingDatabaseTest {
+ @Test
+ public void test() throws DatabaseException {
+ getSession().syncRequest(new Read());
+ }
+ private static class Read extends ReadRequest {
+ @Override
+ public void run(ReadGraph graph) throws DatabaseException {
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource rl = graph.getRootLibrary();
+ Collection<Resource> rs = graph.getObjects(rl, l0.IsRelatedTo);
+ Set<Resource> done = new HashSet<Resource>();
+ Set<Resource> todo = new HashSet<Resource>();
+ for (Resource r : rs)
+ todo.add(r);
+ while (!todo.isEmpty()) {
+ Resource r = todo.iterator().next();
+ todo.remove(r);
+ done.add(r);
+ Collection<Resource> rs2 = graph.getObjects(r, l0.IsRelatedTo);
+ for (Resource rr : rs2)
+ if (!done.contains(rr))
+ todo.add(rr);
+ }
+ System.out.println("" + done.size());
+ }
+ }
+}
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