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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 2001-2005 (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 | ||
8 | package org.dom4j.tree; | |
9 | ||
10 | import java.util.Collections; | |
11 | import java.util.Map; | |
12 | ||
13 | import org.dom4j.Element; | |
14 | import org.dom4j.Node; | |
15 | ||
16 | /** | |
17 | * <p> | |
18 | * <code>FlyweightProcessingInstruction</code> is a Flyweight pattern | |
19 | * implementation of a singly linked, read-only XML Processing Instruction. | |
20 | * </p> | |
21 | * | |
22 | * <p> | |
23 | * This node could be shared across documents and elements though it does not | |
24 | * support the parent relationship. | |
25 | * </p> | |
26 | * | |
27 | * @author <a href="mailto:jstrachan@apache.org">James Strachan </a> | |
28 | * @version $Revision: 1.7 $ | |
29 | */ | |
30 | public class FlyweightProcessingInstruction extends | |
31 | AbstractProcessingInstruction { | |
32 | /** The target of the PI */ | |
33 | protected String target; | |
34 | ||
35 | /** The values for the PI as a String */ | |
36 | protected String text; | |
37 | ||
38 | /** The values for the PI in name/value pairs */ | |
39 | protected Map values; | |
40 | ||
41 | /** | |
42 | * A default constructor for implementors to use. | |
43 | */ | |
44 | 0 | public FlyweightProcessingInstruction() { |
45 | } | |
46 | ||
47 | /** | |
48 | * <p> | |
49 | * This will create a new PI with the given target and values | |
50 | * </p> | |
51 | * | |
52 | * @param target | |
53 | * is the name of the PI | |
54 | * @param values | |
55 | * is the <code>Map</code> of the values for the PI | |
56 | */ | |
57 | 0 | public FlyweightProcessingInstruction(String target, Map values) { |
58 | 0 | this.target = target; |
59 | 0 | this.values = values; |
60 | 0 | this.text = toString(values); |
61 | } | |
62 | ||
63 | /** | |
64 | * <p> | |
65 | * This will create a new PI with the given target and values | |
66 | * </p> | |
67 | * | |
68 | * @param target | |
69 | * is the name of the PI | |
70 | * @param text | |
71 | * is the values for the PI as text | |
72 | */ | |
73 | 28 | public FlyweightProcessingInstruction(String target, String text) { |
74 | 28 | this.target = target; |
75 | 28 | this.text = text; |
76 | 28 | this.values = parseValues(text); |
77 | } | |
78 | ||
79 | 29 | public String getTarget() { |
80 | 29 | return target; |
81 | } | |
82 | ||
83 | 0 | public void setTarget(String target) { |
84 | 0 | throw new UnsupportedOperationException("This PI is read-only and " |
85 | + "cannot be modified"); | |
86 | } | |
87 | ||
88 | 29 | public String getText() { |
89 | 29 | return text; |
90 | } | |
91 | ||
92 | 4 | public String getValue(String name) { |
93 | 4 | String answer = (String) values.get(name); |
94 | ||
95 | 4 | if (answer == null) { |
96 | 0 | return ""; |
97 | } | |
98 | ||
99 | 4 | return answer; |
100 | } | |
101 | ||
102 | 1 | public Map getValues() { |
103 | 1 | return Collections.unmodifiableMap(values); |
104 | } | |
105 | ||
106 | 0 | protected Node createXPathResult(Element parent) { |
107 | 0 | return new DefaultProcessingInstruction(parent, getTarget(), getText()); |
108 | } | |
109 | } | |
110 | ||
111 | /* | |
112 | * Redistribution and use of this software and associated documentation | |
113 | * ("Software"), with or without modification, are permitted provided that the | |
114 | * following conditions are met: | |
115 | * | |
116 | * 1. Redistributions of source code must retain copyright statements and | |
117 | * notices. Redistributions must also contain a copy of this document. | |
118 | * | |
119 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
120 | * this list of conditions and the following disclaimer in the documentation | |
121 | * and/or other materials provided with the distribution. | |
122 | * | |
123 | * 3. The name "DOM4J" must not be used to endorse or promote products derived | |
124 | * from this Software without prior written permission of MetaStuff, Ltd. For | |
125 | * written permission, please contact dom4j-info@metastuff.com. | |
126 | * | |
127 | * 4. Products derived from this Software may not be called "DOM4J" nor may | |
128 | * "DOM4J" appear in their names without prior written permission of MetaStuff, | |
129 | * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd. | |
130 | * | |
131 | * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org | |
132 | * | |
133 | * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND | |
134 | * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
135 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
136 | * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE | |
137 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
138 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
139 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
140 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
141 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
142 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
143 | * POSSIBILITY OF SUCH DAMAGE. | |
144 | * | |
145 | * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved. | |
146 | */ |
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