+/*******************************************************************************
+ * 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
+ *******************************************************************************/
+package org.simantics.db.tests.api.request.external;
+
+import java.util.concurrent.Semaphore;
+
+import org.junit.Test;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Session;
+import org.simantics.db.common.request.SingletonPrimitiveRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.procedure.Listener;
+import org.simantics.db.request.Read;
+import org.simantics.db.testing.annotation.Fails;
+import org.simantics.db.testing.base.ExistingDatabaseTest;
+import org.simantics.layer0.Layer0;
+
+public class ExternalRequestTest3 extends ExistingDatabaseTest {
+
+ private Error exception;
+
+ @Test
+ @Fails
+ public void test() throws Exception {
+
+ Session session = getSession();
+
+ final Semaphore s = new Semaphore(-4);
+
+ session.syncRequest(new Read<String>() {
+
+ @Override
+ public String perform(ReadGraph graph) throws DatabaseException {
+
+ class Primitive extends SingletonPrimitiveRead<String> {
+
+ @Override
+ public void register(ReadGraph graph, Listener<String> procedure) {
+
+ procedure.execute(" Appendix 1");
+ procedure.execute(" Appendix 2");
+ procedure.execute(" Appendix 3");
+ procedure.execute(" Appendix 4");
+ procedure.execute(" Appendix 5");
+
+ }
+
+ }
+
+ Layer0 b = Layer0.getInstance(graph);
+ String base = graph.getRelatedValue(graph.getRootLibrary(), b.HasName);
+ String appendix = graph.syncRequest(new Primitive());
+ return base + appendix;
+
+ }
+
+ }, new Listener<String>() {
+
+ @Override
+ public void exception(Throwable t) {
+ }
+
+ @Override
+ public void execute(String result) {
+ s.release();
+ }
+
+ @Override
+ public boolean isDisposed() {
+ return false;
+ }
+
+ });
+
+ s.acquire();
+
+ if(exception != null) {
+ fail("Write transaction threw and exception (" + exception.getMessage() + ") which was not passed through ");
+ }
+
+ }
+
+}