1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.tests.api.request.misc;
14 import java.util.concurrent.atomic.AtomicInteger;
16 import org.junit.Test;
17 import org.simantics.databoard.Bindings;
18 import org.simantics.db.ReadGraph;
19 import org.simantics.db.Resource;
20 import org.simantics.db.Session;
21 import org.simantics.db.WriteGraph;
22 import org.simantics.db.common.request.ResourceRead;
23 import org.simantics.db.common.request.WriteRequest;
24 import org.simantics.db.common.request.WriteResultRequest;
25 import org.simantics.db.exception.DatabaseException;
26 import org.simantics.db.procedure.Listener;
27 import org.simantics.db.testing.base.ExistingDatabaseTest;
28 import org.simantics.layer0.Layer0;
31 * @author Tuukka Lehtonen
33 public class NoneListenerTest2 extends ExistingDatabaseTest {
35 static AtomicInteger execs = new AtomicInteger(0);
37 static class TestListener implements Listener<String> {
39 public void execute(String result) {
40 execs.incrementAndGet();
43 public boolean isDisposed() {
47 public void exception(Throwable t) {
51 public int hashCode() {
52 return getClass().hashCode();
55 public boolean equals(Object obj) {
56 return getClass().equals(obj.getClass());
61 public void test() throws Exception {
63 final Session session = getSession();
65 final Resource newResource = session.syncRequest(new WriteResultRequest<Resource>() {
67 public Resource perform(WriteGraph g) throws DatabaseException {
68 Layer0 b = Layer0.getInstance(g);
69 Resource result = g.newResource();
70 g.claim(result, b.InstanceOf, null, b.Entity);
71 g.claim(g.getRootLibrary(), b.ConsistsOf, result);
72 g.claimValue(result, "Test", Bindings.STRING);
77 TestListener l1 = new TestListener();
78 TestListener l2 = new TestListener();
80 class TestRead extends ResourceRead<String> {
82 public TestRead(Resource r) {
87 public String perform(ReadGraph graph) throws DatabaseException {
88 return graph.getValue(resource, Bindings.STRING);
93 session.syncRequest(new TestRead(newResource), l1);
94 session.syncRequest(new TestRead(newResource), l2);
96 assertEquals(execs.get(), 2);
98 session.syncRequest(new WriteRequest() {
100 public void perform(WriteGraph graph) throws DatabaseException {
101 graph.claimValue(newResource, "Test2", Bindings.STRING);
105 assertEquals(execs.get(), 3);