bundles/org.simantics.db.testing/src/org/simantics/db/testing/impl/TempTest.java

   1 package org.simantics.db.testing.impl;
   2 /*******************************************************************************
   3  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   4  * in Industry THTH ry.
   5  * All rights reserved. This program and the accompanying materials
   6  * are made available under the terms of the Eclipse Public License v1.0
   7  * which accompanies this distribution, and is available at
   8  * http://www.eclipse.org/legal/epl-v10.html
   9  *
  10  * Contributors:
  11  *     VTT Technical Research Centre of Finland - initial API and implementation
  12  *******************************************************************************/
  13
  14
  15 import java.util.Collection;
  16 import java.util.HashSet;
  17 import java.util.Set;
  18
  19 import org.junit.Test;
  20 import org.simantics.db.ReadGraph;
  21 import org.simantics.db.Resource;
  22 import org.simantics.db.common.request.ReadRequest;
  23 import org.simantics.db.exception.DatabaseException;
  24 import org.simantics.db.testing.base.ExistingDatabaseTest;
  25 import org.simantics.layer0.Layer0;
  26 public class TempTest extends ExistingDatabaseTest {
  27     @Test
  28     public void test() throws DatabaseException {
  29         final Resource rl = getSession().getRootLibrary();
  30         getSession().syncRequest(new ReadRequest() {
  31             @Override
  32             public void run(ReadGraph g) throws DatabaseException {
  33                 Layer0 b = Layer0.getInstance(g);
  34                 Collection<Resource> rs = g.getObjects(rl, b.IsRelatedTo);
  35                 Set<Resource> done = new HashSet<Resource>();
  36                 Set<Resource> todo = new HashSet<Resource>();
  37                 for (Resource r : rs)
  38                     todo.add(r);
  39                 while (!todo.isEmpty()) {
  40                     Resource r = todo.iterator().next();
  41                     todo.remove(r);
  42                     done.add(r);
  43                     Collection<Resource> rs2 = g.getObjects(r, b.IsRelatedTo);
  44                     for (Resource rr : rs2)
  45                         if (!done.contains(rr))
  46                             todo.add(rr);
  47                     if (DEBUG)
  48                         System.out.println("" + done.size());
  49                 }
  50                 System.out.println("" + done.size());
  51             }
  52         });
  53     }
  54 }