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.ReadGraph;
19 import org.simantics.db.Session;
20 import org.simantics.db.exception.DatabaseException;
21 import org.simantics.db.impl.query.CacheEntry;
22 import org.simantics.db.impl.service.QueryDebug;
23 import org.simantics.db.procedure.AsyncMultiListener;
24 import org.simantics.db.procedure.AsyncMultiProcedure;
25 import org.simantics.db.request.MultiRead;
26 import org.simantics.db.testing.annotation.Fails;
27 import org.simantics.db.testing.base.ExistingDatabaseTest;
29 public class RequestParentTest4 extends ExistingDatabaseTest {
33 public void test() throws Exception {
35 Session session = getSession();
37 QueryDebug debug = session.getService(QueryDebug.class);
39 class Request implements MultiRead<Object> {
42 public void perform(ReadGraph graph, AsyncMultiProcedure<Object> callback) throws DatabaseException {
43 callback.execute(graph, new Object());
44 callback.finished(graph);
49 final Request request1 = new Request();
50 final Request request2 = new Request();
52 session.syncRequest(request1, new AsyncMultiListener<Object>() {
55 public void exception(AsyncReadGraph graph, Throwable t) {
59 public void execute(AsyncReadGraph graph, Object result) {
60 graph.asyncRequest(request2);
64 public boolean isDisposed() {
69 public void finished(AsyncReadGraph graph) {
74 Set<CacheEntry> parents = debug.getParents(request2);
75 for(CacheEntry parent : parents) {
76 if(parent.getOriginalRequest().equals(request1)) fail("Request1 should not be parent of Request2");
78 if(!parents.isEmpty())fail("Request2 should not have parents");