tests/org.simantics.db.tests/src/org/simantics/db/tests/scalability/CreateManyClustersTest2.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   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
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.db.tests.scalability;
  13
  14 import org.simantics.db.Resource;
  15 import org.simantics.db.Session;
  16 import org.simantics.db.WriteGraph;
  17 import org.simantics.db.common.request.WriteRequest;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.db.testing.base.ExistingDatabaseTest;
  20 import org.simantics.db.testing.common.WriteQuery;
  21 import org.simantics.db.tests.common.Configuration;
  22 import org.simantics.layer0.Layer0;
  23
  24 public class CreateManyClustersTest2 extends ExistingDatabaseTest {
  25
  26         final static int ROUNDS = Configuration.get().cachedClusterRounds;
  27         final static int CLUSTERS = Configuration.get().cachedClusterCount;
  28
  29         private Throwable exception;
  30         private Resource rootResource = null;
  31
  32         public void test() throws Exception {
  33
  34                 Session session = getSession();
  35
  36                 session.syncRequest(new WriteQuery(this) {
  37                         @Override
  38                         public void run(WriteGraph g) throws Throwable {
  39                                 Layer0 b = Layer0.getInstance(g);
  40                                 rootResource = g.newResource();
  41                                 g.claim(g.getRootLibrary(), b.ConsistsOf, rootResource);
  42                         }
  43                 });
  44
  45                 for(int j=0;j<ROUNDS;j++) {
  46
  47                         session.syncRequest(new WriteRequest() {
  48
  49                                 @Override
  50                                 public void perform(WriteGraph graph) throws DatabaseException {
  51
  52                                         try {
  53
  54                                                 Layer0 b = Layer0.getInstance(graph);
  55
  56                                                 for(int i=0;i<CLUSTERS;i++) {
  57
  58                                                         graph.flushCluster();
  59                                                         Resource newResource = graph.newResource();
  60                                                         graph.claim(rootResource, b.ConsistsOf, newResource);
  61
  62                                                 }
  63
  64                                         } catch (Throwable t) {
  65                                                 exception = t;
  66                                         }
  67
  68                                 }
  69
  70                         });
  71
  72                 }
  73
  74                 if(exception != null) {
  75                         fail("Write transaction threw and exception (" + exception.getMessage() + ") which was not passed through ");
  76                 }
  77
  78         }
  79
  80 }