UndoVariableReplacement


1   // $Header: /home/cvs/jakarta-jmeter/src/core/org/apache/jmeter/engine/util/UndoVariableReplacement.java,v 1.3 2004/02/14 03:34:28 sebb Exp $
2   /*
3    * Copyright 2003-2004 The Apache Software Foundation.
4    *
5    * Licensed under the Apache License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * You may obtain a copy of the License at
8    *
9    *   http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   * 
17  */
18  
19  /*
20   * Created on May 4, 2003
21   */
22  package org.apache.jmeter.engine.util;
23  
24  import java.util.Iterator  ;
25  import java.util.Map  ;
26  
27  import org.apache.jmeter.functions.InvalidVariableException;
28  import org.apache.jmeter.testelement.property.JMeterProperty;
29  import org.apache.jmeter.testelement.property.StringProperty;
30  import org.apache.jmeter.util.StringUtilities;
31  
32  /**
33   * @author ano ano
34   *
35   * @version $Revision: 1.3 $
36   */
37  public class UndoVariableReplacement extends AbstractTransformer
38  {
39      public UndoVariableReplacement(
40          CompoundVariable masterFunction,
41          Map   variables)
42          {
43              super();
44              setMasterFunction(masterFunction);
45              setVariables(variables);
46          }
47  
48      /* (non-Javadoc)
49       * @see ValueTransformer#transformValue(JMeterProperty)
50       */
51      public JMeterProperty transformValue(JMeterProperty prop)
52          throws InvalidVariableException
53      {
54          Iterator   iter = getVariables().keySet().iterator();
55           String   input = prop.getStringValue();
56           while (iter.hasNext())
57           {
58               String   key = (String  ) iter.next();
59               String   value = (String  ) getVariables().get(key);
60               input = StringUtilities.substitute(input, "${" + key + "}", value);
61           }
62          StringProperty newProp = new StringProperty(prop.getName(), input);
63          return newProp;
64      }
65  
66  }
67
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