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;
16 import org.junit.Test;
17 import org.simantics.db.AsyncReadGraph;
18 import org.simantics.db.Session;
19 import org.simantics.db.impl.query.CacheEntry;
20 import org.simantics.db.impl.service.QueryDebug;
21 import org.simantics.db.procedure.AsyncMultiListener;
22 import org.simantics.db.procedure.AsyncMultiProcedure;
23 import org.simantics.db.request.AsyncMultiRead;
24 import org.simantics.db.testing.base.ExistingDatabaseTest;
26 public class RequestParentTest3 extends ExistingDatabaseTest {
29 public void test() throws Exception {
31 Session session = getSession();
33 QueryDebug debug = session.getService(QueryDebug.class);
35 class Request implements AsyncMultiRead<Object> {
38 public void perform(AsyncReadGraph graph, AsyncMultiProcedure<Object> callback) {
39 callback.execute(graph, new Object());
40 callback.finished(graph);
45 final Request request1 = new Request();
46 final Request request2 = new Request();
48 session.syncRequest(request1, new AsyncMultiListener<Object>() {
51 public void exception(AsyncReadGraph graph, Throwable t) {
55 public void execute(AsyncReadGraph graph, Object result) {
56 graph.asyncRequest(request2);
60 public boolean isDisposed() {
65 public void finished(AsyncReadGraph graph) {
70 Set<CacheEntry> parents = debug.getParents(request2);
71 for(CacheEntry parent : parents) {
72 if(parent.getOriginalRequest().equals(request1)) fail("Request1 should not be parent of Request2");
74 if(!parents.isEmpty())fail("Request2 should not have parents");