Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
DefaultAbsoluteLocationPath |
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1 | /* |
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2 | * $Header: /home/projects/jaxen/scm/jaxen/src/java/main/org/jaxen/expr/DefaultAbsoluteLocationPath.java,v 1.15 2005/09/06 13:41:01 elharo Exp $ |
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3 | * $Revision: 1.15 $ |
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4 | * $Date: 2005/09/06 13:41:01 $ |
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5 | * |
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6 | * ==================================================================== |
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7 | * |
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8 | * Copyright (C) 2000-2002 bob mcwhirter & James Strachan. |
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9 | * All rights reserved. |
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10 | * |
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11 | * Redistribution and use in source and binary forms, with or without |
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12 | * modification, are permitted provided that the following conditions |
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13 | * are met: |
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14 | * |
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15 | * 1. Redistributions of source code must retain the above copyright |
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16 | * notice, this list of conditions, and the following disclaimer. |
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17 | * |
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18 | * 2. Redistributions in binary form must reproduce the above copyright |
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19 | * notice, this list of conditions, and the disclaimer that follows |
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20 | * these conditions in the documentation and/or other materials |
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21 | * provided with the distribution. |
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22 | * |
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23 | * 3. The name "Jaxen" must not be used to endorse or promote products |
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24 | * derived from this software without prior written permission. For |
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25 | * written permission, please contact license@jaxen.org. |
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26 | * |
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27 | * 4. Products derived from this software may not be called "Jaxen", nor |
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28 | * may "Jaxen" appear in their name, without prior written permission |
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29 | * from the Jaxen Project Management (pm@jaxen.org). |
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30 | * |
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31 | * In addition, we request (but do not require) that you include in the |
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32 | * end-user documentation provided with the redistribution and/or in the |
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33 | * software itself an acknowledgement equivalent to the following: |
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34 | * "This product includes software developed by the |
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35 | * Jaxen Project <http://www.jaxen.org/>." |
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36 | * Alternatively, the acknowledgment may be graphical using the logos |
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37 | * available at http://www.jaxen.org/ |
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38 | * |
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39 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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40 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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41 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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42 | * DISCLAIMED. IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT |
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43 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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45 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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46 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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47 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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48 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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49 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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50 | * SUCH DAMAGE. |
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51 | * |
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52 | * ==================================================================== |
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53 | * This software consists of voluntary contributions made by many |
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54 | * individuals on behalf of the Jaxen Project and was originally |
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55 | * created by bob mcwhirter <bob@werken.com> and |
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56 | * James Strachan <jstrachan@apache.org>. For more information on the |
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57 | * Jaxen Project, please see <http://www.jaxen.org/>. |
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58 | * |
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59 | * $Id: DefaultAbsoluteLocationPath.java,v 1.15 2005/09/06 13:41:01 elharo Exp $ |
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60 | */ |
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61 | package org.jaxen.expr; |
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62 | ||
63 | import java.util.Collections; |
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64 | import java.util.List; |
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65 | ||
66 | import org.jaxen.Context; |
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67 | import org.jaxen.ContextSupport; |
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68 | import org.jaxen.JaxenException; |
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69 | import org.jaxen.Navigator; |
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70 | import org.jaxen.util.SingletonList; |
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71 | ||
72 | /** |
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73 | * @deprecated this class will become non-public in the future; |
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74 | * use the interface instead |
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75 | */ |
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76 | public class DefaultAbsoluteLocationPath extends DefaultLocationPath |
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77 | { |
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78 | public DefaultAbsoluteLocationPath() |
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79 | 6036 | { |
80 | 6036 | } |
81 | ||
82 | public String toString() |
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83 | { |
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84 | 6 | return "[(DefaultAbsoluteLocationPath): " + super.toString() + "]"; |
85 | } |
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86 | ||
87 | public boolean isAbsolute() |
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88 | { |
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89 | 24 | return true; |
90 | } |
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91 | ||
92 | public String getText() |
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93 | { |
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94 | 36 | return "/" + super.getText(); |
95 | } |
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96 | ||
97 | public Object evaluate(Context context) throws JaxenException |
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98 | { |
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99 | 6792 | ContextSupport support = context.getContextSupport(); |
100 | 6792 | Navigator nav = support.getNavigator(); |
101 | 6792 | Context absContext = new Context( support ); |
102 | 6792 | List contextNodes = context.getNodeSet(); |
103 | ||
104 | 6792 | if ( contextNodes.isEmpty() ) |
105 | { |
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106 | 6 | return Collections.EMPTY_LIST; |
107 | } |
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108 | ||
109 | 6786 | Object firstNode = contextNodes.get( 0 ); |
110 | 6786 | Object docNode = nav.getDocumentNode( firstNode ); |
111 | ||
112 | 6786 | if ( docNode == null ) |
113 | { |
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114 | 0 | return Collections.EMPTY_LIST; |
115 | } |
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116 | ||
117 | 6786 | List list = new SingletonList(docNode); |
118 | ||
119 | 6786 | absContext.setNodeSet( list ); |
120 | ||
121 | 6786 | return super.evaluate( absContext ); |
122 | } |
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123 | ||
124 | public void accept(Visitor visitor) |
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125 | { |
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126 | 0 | visitor.visit(this); |
127 | 0 | } |
128 | } |
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129 |