Coverage Report - org.jaxen.expr.DefaultAbsoluteLocationPath
 
Classes in this File Line Coverage Branch Coverage Complexity
DefaultAbsoluteLocationPath
94%
17/18
100%
2/2
1.8
 
 1  
 /*
 2  
  * $Header: /home/projects/jaxen/scm/jaxen/src/java/main/org/jaxen/expr/DefaultAbsoluteLocationPath.java,v 1.18 2006/11/30 18:49:27 elharo Exp $
 3  
  * $Revision: 1.18 $
 4  
  * $Date: 2006/11/30 18:49:27 $
 5  
  *
 6  
  * ====================================================================
 7  
  *
 8  
  * Copyright 2000-2002 bob mcwhirter & James Strachan.
 9  
  * All rights reserved.
 10  
  *
 11  
  *
 12  
  * Redistribution and use in source and binary forms, with or without
 13  
  * modification, are permitted provided that the following conditions are
 14  
  * met:
 15  
  * 
 16  
  *   * Redistributions of source code must retain the above copyright
 17  
  *     notice, this list of conditions and the following disclaimer.
 18  
  * 
 19  
  *   * Redistributions in binary form must reproduce the above copyright
 20  
  *     notice, this list of conditions and the following disclaimer in the
 21  
  *     documentation and/or other materials provided with the distribution.
 22  
  * 
 23  
  *   * Neither the name of the Jaxen Project nor the names of its
 24  
  *     contributors may be used to endorse or promote products derived 
 25  
  *     from this software without specific prior written permission.
 26  
  * 
 27  
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 28  
  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 29  
  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 30  
  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
 31  
  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 32  
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 33  
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 34  
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 35  
  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 36  
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 37  
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 38  
  *
 39  
  * ====================================================================
 40  
  * This software consists of voluntary contributions made by many
 41  
  * individuals on behalf of the Jaxen Project and was originally
 42  
  * created by bob mcwhirter <bob@werken.com> and
 43  
  * James Strachan <jstrachan@apache.org>.  For more information on the
 44  
  * Jaxen Project, please see <http://www.jaxen.org/>.
 45  
  *
 46  
  * $Id: DefaultAbsoluteLocationPath.java,v 1.18 2006/11/30 18:49:27 elharo Exp $
 47  
  */
 48  
 package org.jaxen.expr;
 49  
 
 50  
 import java.util.Collections;
 51  
 import java.util.List;
 52  
 
 53  
 import org.jaxen.Context;
 54  
 import org.jaxen.ContextSupport;
 55  
 import org.jaxen.JaxenException;
 56  
 import org.jaxen.Navigator;
 57  
 import org.jaxen.util.SingletonList;
 58  
 
 59  
 /**
 60  
  * @deprecated this class will become non-public in the future;
 61  
  *     use the interface instead
 62  
  */
 63  
 public class DefaultAbsoluteLocationPath extends DefaultLocationPath 
 64  
 {
 65  
     /**
 66  
      * 
 67  
      */
 68  
     private static final long serialVersionUID = 2174836928310146874L;
 69  
 
 70  
     public DefaultAbsoluteLocationPath()
 71  3152
     {
 72  3152
     }
 73  
 
 74  
     public String toString()
 75  
     {
 76  2
         return "[(DefaultAbsoluteLocationPath): " + super.toString() + "]";
 77  
     }
 78  
 
 79  
     public boolean isAbsolute() 
 80  
     {
 81  2168
         return true;
 82  
     }
 83  
 
 84  
     public String getText()
 85  
     {
 86  1096
         return "/" + super.getText();
 87  
     }
 88  
 
 89  
     public Object evaluate(Context context) throws JaxenException
 90  
     {
 91  2316
         ContextSupport support = context.getContextSupport();
 92  2316
         Navigator      nav     = support.getNavigator();
 93  2316
         Context absContext = new Context( support );
 94  2316
         List contextNodes = context.getNodeSet();
 95  
 
 96  2316
         if ( contextNodes.isEmpty() )
 97  
         {
 98  2
             return Collections.EMPTY_LIST;
 99  
         }
 100  
 
 101  2314
         Object firstNode = contextNodes.get( 0 );
 102  2314
         Object docNode   = nav.getDocumentNode( firstNode );
 103  
 
 104  2314
         if ( docNode == null )
 105  
         {
 106  0
             return Collections.EMPTY_LIST;
 107  
         }
 108  
 
 109  2314
         List list = new SingletonList(docNode);
 110  
 
 111  2314
         absContext.setNodeSet( list );
 112  
 
 113  2314
         return super.evaluate( absContext );
 114  
     }
 115  
 
 116  
 }
 117