bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/request/VariableName.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.layer0.request;
  13
  14 import org.simantics.db.ReadGraph;
  15 import org.simantics.db.common.request.UnaryRead;
  16 import org.simantics.db.exception.DatabaseException;
  17 import org.simantics.db.layer0.variable.Variable;
  18
  19 public class VariableName extends UnaryRead<Variable, String> {
  20
  21     public VariableName(Variable var) {
  22         super(var);
  23         assert(var != null);
  24     }
  25
  26     @Override
  27     public String perform(ReadGraph graph) throws DatabaseException {
  28         return parameter.getName(graph);
  29     }
  30
  31 }