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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
FlyweightProcessingInstruction.java | 50% | 60% | 55,6% | 57,7% |
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1 | /* | |
2 | * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved. | |
3 | * | |
4 | * This software is open source. | |
5 | * See the bottom of this file for the licence. | |
6 | * | |
7 | * $Id: FlyweightProcessingInstruction.java,v 1.5 2004/06/25 08:03:41 maartenc Exp $ | |
8 | */ | |
9 | ||
10 | package org.dom4j.tree; | |
11 | ||
12 | import java.util.Collections; | |
13 | import java.util.Map; | |
14 | ||
15 | import org.dom4j.Element; | |
16 | import org.dom4j.Node; | |
17 | ||
18 | /** <p><code>FlyweightProcessingInstruction</code> is a Flyweight pattern implementation | |
19 | * of a singly linked, read-only XML Processing Instruction.</p> | |
20 | * | |
21 | * <p>This node could be shared across documents and elements though | |
22 | * it does not support the parent relationship.</p> | |
23 | * | |
24 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> | |
25 | * @version $Revision: 1.5 $ | |
26 | */ | |
27 | public class FlyweightProcessingInstruction extends AbstractProcessingInstruction { | |
28 | ||
29 | /** The target of the PI */ | |
30 | protected String target; | |
31 | ||
32 | /** The values for the PI as a String */ | |
33 | protected String text; | |
34 | ||
35 | /** The values for the PI in name/value pairs */ | |
36 | protected Map values; | |
37 | ||
38 | /** A default constructor for implementors to use. | |
39 | */ | |
40 | 0 | public FlyweightProcessingInstruction() { |
41 | } | |
42 | ||
43 | /** <p>This will create a new PI with the given target and values</p> | |
44 | * | |
45 | * @param target is the name of the PI | |
46 | * @param values is the <code>Map</code> of the values for the PI | |
47 | */ | |
48 | 0 | public FlyweightProcessingInstruction(String target,Map values) { |
49 | 0 | this.target = target; |
50 | 0 | this.values = values; |
51 | 0 | this.text = toString(values); |
52 | } | |
53 | ||
54 | /** <p>This will create a new PI with the given target and values</p> | |
55 | * | |
56 | * @param target is the name of the PI | |
57 | * @param text is the values for the PI as text | |
58 | */ | |
59 | 48 | public FlyweightProcessingInstruction(String target,String text) { |
60 | 48 | this.target = target; |
61 | 48 | this.text = text; |
62 | 48 | this.values = parseValues(text); |
63 | } | |
64 | ||
65 | 48 | public String getTarget() { |
66 | 48 | return target; |
67 | } | |
68 | ||
69 | 0 | public void setTarget(String target) { |
70 | 0 | throw new UnsupportedOperationException( "This PI is read-only and cannot be modified" ); |
71 | } | |
72 | ||
73 | 48 | public String getText() { |
74 | 48 | return text; |
75 | } | |
76 | ||
77 | 8 | public String getValue(String name) { |
78 | 8 | String answer = (String) values.get(name); |
79 | 8 | if (answer == null) { |
80 | 0 | return ""; |
81 | } | |
82 | 8 | return answer; |
83 | } | |
84 | ||
85 | 2 | public Map getValues() { |
86 | 2 | return Collections.unmodifiableMap( values ); |
87 | } | |
88 | ||
89 | 0 | protected Node createXPathResult(Element parent) { |
90 | 0 | return new DefaultProcessingInstruction( parent, getTarget(), getText() ); |
91 | } | |
92 | } | |
93 | ||
94 | ||
95 | ||
96 | ||
97 | ||
98 | ||
99 | /* | |
100 | * Redistribution and use of this software and associated documentation | |
101 | * ("Software"), with or without modification, are permitted provided | |
102 | * that the following conditions are met: | |
103 | * | |
104 | * 1. Redistributions of source code must retain copyright | |
105 | * statements and notices. Redistributions must also contain a | |
106 | * copy of this document. | |
107 | * | |
108 | * 2. Redistributions in binary form must reproduce the | |
109 | * above copyright notice, this list of conditions and the | |
110 | * following disclaimer in the documentation and/or other | |
111 | * materials provided with the distribution. | |
112 | * | |
113 | * 3. The name "DOM4J" must not be used to endorse or promote | |
114 | * products derived from this Software without prior written | |
115 | * permission of MetaStuff, Ltd. For written permission, | |
116 | * please contact dom4j-info@metastuff.com. | |
117 | * | |
118 | * 4. Products derived from this Software may not be called "DOM4J" | |
119 | * nor may "DOM4J" appear in their names without prior written | |
120 | * permission of MetaStuff, Ltd. DOM4J is a registered | |
121 | * trademark of MetaStuff, Ltd. | |
122 | * | |
123 | * 5. Due credit should be given to the DOM4J Project - | |
124 | * http://www.dom4j.org | |
125 | * | |
126 | * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS | |
127 | * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT | |
128 | * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | |
129 | * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL | |
130 | * METASTUFF, LTD. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
131 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
132 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
133 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
134 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
135 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
136 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
137 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
138 | * | |
139 | * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved. | |
140 | * | |
141 | * $Id: FlyweightProcessingInstruction.java,v 1.5 2004/06/25 08:03:41 maartenc Exp $ | |
142 | */ |
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