tests/org.simantics.db.tests/src/org/simantics/db/tests/api/write/claimLiteral/WriteUntypedL0Literal.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.api.write.claimLiteral;
  13
  14 import org.junit.Test;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.Resource;
  17 import org.simantics.db.Session;
  18 import org.simantics.db.WriteGraph;
  19 import org.simantics.db.common.request.ReadRequest;
  20 import org.simantics.db.common.request.WriteResultRequest;
  21 import org.simantics.db.exception.DatabaseException;
  22 import org.simantics.db.testing.base.ExistingDatabaseTest;
  23 import org.simantics.layer0.Layer0;
  24
  25
  26 public class WriteUntypedL0Literal extends ExistingDatabaseTest {
  27
  28         @Test
  29         public void test() throws Exception {
  30
  31                 Session session = getSession();
  32
  33                 final Resource literal = session.syncRequest(new WriteResultRequest<Resource>() {
  34
  35                         @Override
  36                         public Resource perform(WriteGraph graph) throws DatabaseException {
  37
  38                                 Resource literal = graph.newResource();
  39                                 Layer0 b = Layer0.getInstance(graph);
  40                                 graph.claimLiteral(literal, b.HasProperty, new String("test"));
  41                                 return literal;
  42
  43                         }
  44
  45                 });
  46
  47                 session.syncRequest(new ReadRequest() {
  48
  49                         @Override
  50                         public void run(ReadGraph graph) throws DatabaseException {
  51                             Layer0 b = Layer0.getInstance(graph);
  52                                 String s = graph.getRelatedValue(literal, b.HasProperty);
  53                                 assert(s != null);
  54                                 assert(s.equals("test"));
  55
  56                         }
  57
  58                 });
  59
  60         }
  61
  62 }