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1   /*
2    * Copyright 2002,2004 The Apache Software Foundation.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.commons.jelly.tags.junit;
17  
18  import org.apache.commons.jelly.TagLibrary;
19  
20  import org.apache.commons.jelly.JellyException;
21  import org.apache.commons.jelly.TagLibrary;
22  import org.apache.commons.jelly.expression.Expression;
23  import org.apache.commons.jelly.expression.ExpressionFactory;
24  import org.apache.commons.jelly.impl.TagScript;
25  import org.apache.commons.jelly.expression.xpath.XPathExpression;
26  
27  import org.apache.commons.logging.Log;
28  import org.apache.commons.logging.LogFactory;
29  
30  import org.jaxen.JaxenException;
31  
32  /*** Describes the Taglib. This class could be generated by XDoclet
33    *
34    * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
35    * @version $Revision: 1.5 $
36    */
37  public class JUnitTagLibrary extends TagLibrary {
38  
39      /*** The Log to which logging calls will be made. */
40      private Log log = LogFactory.getLog(JUnitTagLibrary.class);
41  
42      public JUnitTagLibrary() {
43          registerTag("assert", AssertTag.class);
44          registerTag("assertEquals", AssertEqualsTag.class);
45          registerTag("assertThrows", AssertThrowsTag.class);
46          registerTag("fail", FailTag.class);
47          registerTag("run", RunTag.class );
48          registerTag("case", CaseTag.class );
49          registerTag("suite", SuiteTag.class );
50      }
51  
52      public Expression createExpression(
53          ExpressionFactory factory,
54          TagScript tagScript,
55          String attributeName,
56          String attributeValue) throws JellyException {
57  
58          // #### may need to include some namespace URI information in the XPath instance?
59  
60          if (attributeName.equals("xpath")) {
61              if ( log.isDebugEnabled() ) {
62                  log.debug( "Parsing XPath expression: " + attributeValue );
63              }
64  
65              // XPath xpath = new Dom4jXPath(attributeValue);
66              Expression xpathExpr = super.createExpression( factory,
67                                                                 tagScript,
68                                                                 attributeName,
69                                                                 attributeValue );
70  
71              return new XPathExpression(attributeValue, xpathExpr, tagScript);
72          }
73  
74          // will use the default expression instead
75          return super.createExpression(factory, tagScript, attributeName, attributeValue);
76      }
77  }