dom4j - 1.6.1

Clover coverage report - dom4j - 1.6.1

Coverage timestamp: ma mei 16 2005 14:23:01 GMT+01:00

FRAMES NO FRAMES

file stats:	LOC:	165		Methods:	12
	NCLOC:	87		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

XPathPattern.java

25%

53,1%

66,7%

54,2%

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.xpath;
9
10		import java.util.ArrayList;
11
12		import org.dom4j.InvalidXPathException;
13		import org.dom4j.Node;
14		import org.dom4j.XPathException;
15
16		import org.jaxen.Context;
17		import org.jaxen.ContextSupport;
18		import org.jaxen.JaxenException;
19		import org.jaxen.SimpleNamespaceContext;
20		import org.jaxen.SimpleVariableContext;
21		import org.jaxen.VariableContext;
22		import org.jaxen.XPathFunctionContext;
23		import org.jaxen.dom4j.DocumentNavigator;
24		import org.jaxen.pattern.Pattern;
25		import org.jaxen.pattern.PatternParser;
26		import org.jaxen.saxpath.SAXPathException;
27
28		/**
29		* <p>
30		* <code>XPathPattern</code> is an implementation of Pattern which uses an
31		* XPath xpath.
32		* </p>
33		*
34		* @author <a href="mailto:jstrachan@apache.org">James Strachan </a>
35		* @version $Revision: 1.18.2.1 $
36		*/
37		public class XPathPattern implements org.dom4j.rule.Pattern {
38		private String text;
39
40		private Pattern pattern;
41
42		private Context context;
43
44	0	public XPathPattern(Pattern pattern) {
45	0	this.pattern = pattern;
46	0	this.text = pattern.getText();
47	0	this.context = new Context(getContextSupport());
48		}
49
50	37	public XPathPattern(String text) {
51	37	this.text = text;
52	37	this.context = new Context(getContextSupport());
53
54	37	try {
55	37	this.pattern = PatternParser.parse(text);
56		} catch (SAXPathException e) {
57	0	throw new InvalidXPathException(text, e.getMessage());
58		} catch (Throwable t) {
59	0	throw new InvalidXPathException(text, t);
60		}
61		}
62
63	47	public boolean matches(Node node) {
64	47	try {
65	47	ArrayList list = new ArrayList(1);
66	47	list.add(node);
67	47	context.setNodeSet(list);
68
69	47	return pattern.matches(node, context);
70		} catch (JaxenException e) {
71	0	handleJaxenException(e);
72
73	0	return false;
74		}
75		}
76
77	0	public String getText() {
78	0	return text;
79		}
80
81	22	public double getPriority() {
82	22	return pattern.getPriority();
83		}
84
85	14	public org.dom4j.rule.Pattern[] getUnionPatterns() {
86	14	Pattern[] patterns = pattern.getUnionPatterns();
87
88	14	if (patterns != null) {
89	0	int size = patterns.length;
90	0	XPathPattern[] answer = new XPathPattern[size];
91
92	0	for (int i = 0; i < size; i++) {
93	0	answer[i] = new XPathPattern(patterns[i]);
94		}
95
96	0	return answer;
97		}
98
99	14	return null;
100		}
101
102	14	public short getMatchType() {
103	14	return pattern.getMatchType();
104		}
105
106	14	public String getMatchesNodeName() {
107	14	return pattern.getMatchesNodeName();
108		}
109
110	0	public void setVariableContext(VariableContext variableContext) {
111	0	context.getContextSupport().setVariableContext(variableContext);
112		}
113
114	19	public String toString() {
115	19	return "[XPathPattern: text: " + text + " Pattern: " + pattern + "]";
116		}
117
118	37	protected ContextSupport getContextSupport() {
119	37	return new ContextSupport(new SimpleNamespaceContext(),
120		XPathFunctionContext.getInstance(),
121		new SimpleVariableContext(), DocumentNavigator.getInstance());
122		}
123
124	0	protected void handleJaxenException(JaxenException exception)
125		throws XPathException {
126	0	throw new XPathException(text, exception);
127		}
128		}
129
130		/*
131		* Redistribution and use of this software and associated documentation
132		* ("Software"), with or without modification, are permitted provided that the
133		* following conditions are met:
134		*
135		* 1. Redistributions of source code must retain copyright statements and
136		* notices. Redistributions must also contain a copy of this document.
137		*
138		* 2. Redistributions in binary form must reproduce the above copyright notice,
139		* this list of conditions and the following disclaimer in the documentation
140		* and/or other materials provided with the distribution.
141		*
142		* 3. The name "DOM4J" must not be used to endorse or promote products derived
143		* from this Software without prior written permission of MetaStuff, Ltd. For
144		* written permission, please contact dom4j-info@metastuff.com.
145		*
146		* 4. Products derived from this Software may not be called "DOM4J" nor may
147		* "DOM4J" appear in their names without prior written permission of MetaStuff,
148		* Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
149		*
150		* 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
151		*
152		* THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
153		* ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
154		* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
155		* ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
156		* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
157		* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
158		* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
159		* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
160		* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
161		* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
162		* POSSIBILITY OF SUCH DAMAGE.
163		*
164		* Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
165		*/