UserParameterXMLParser


1   // $Header: /home/cvs/jakarta-jmeter/src/protocol/http/org/apache/jmeter/protocol/http/modifier/UserParameterXMLParser.java,v 1.6 2004/02/12 00:29:49 sebb Exp $
2   /*
3    * Copyright 2001-2004 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  package org.apache.jmeter.protocol.http.modifier;
20  
21  import java.io.IOException  ;
22  import java.util.List  ;
23  
24  import org.apache.jmeter.util.JMeterUtils;
25  import org.xml.sax.InputSource  ;
26  import org.xml.sax.SAXException  ;
27  import org.xml.sax.XMLReader  ;
28  
29  /**
30   * Parse an XML file to obtain parameter name and value information for all
31   * users defined in the XML file.
32   *
33   * @author     Mark Walsh
34   * @version    $Revision: 1.6 $
35   */
36  public class UserParameterXMLParser
37  {
38      //private String vendorParseClass = "org.apache.xerces.parsers.SAXParser";
39  
40      /**
41       * Parse all user parameter data defined in XML file.
42       * 
43       * @param xmlURI  name of the XML to load users parameter data
44       * @return        all users name value pairs obtained from XML file
45       */
46      public List   getXMLParameters(String   xmlURI)
47          throws SAXException  , IOException  
48      {
49          //create instances needed for parsing
50          XMLReader   reader = JMeterUtils.getXMLParser();
51          //XMLReaderFactory.createXMLReader(vendorParseClass);
52          UserParameterXMLContentHandler threadParametersContentHandler =
53              new UserParameterXMLContentHandler();
54          UserParameterXMLErrorHandler parameterErrorHandler =
55              new UserParameterXMLErrorHandler();
56  
57          //register content handler
58          reader.setContentHandler(threadParametersContentHandler);
59  
60          // register error handler
61          reader.setErrorHandler(parameterErrorHandler);
62  
63          // Request validation
64          reader.setFeature("http://xml.org/sax/features/validation", true);
65  
66          //parse
67          InputSource   inputSource = new InputSource  (xmlURI);
68          reader.parse(inputSource);
69  
70          return threadParametersContentHandler.getParsedParameters();
71      }
72  }
73
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