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comparison NGSrich_0.5.5/src/org/jdom/adapters/CrimsonDOMAdapter.java @ 0:89ad0a9cca52 default tip

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author pfrommolt
date Mon, 21 Nov 2011 08:12:19 -0500
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1 /*--
2
3 $Id: CrimsonDOMAdapter.java,v 1.17 2007/11/10 05:28:59 jhunter Exp $
4
5 Copyright (C) 2000-2007 Jason Hunter & Brett McLaughlin.
6 All rights reserved.
7
8 Redistribution and use in source and binary forms, with or without
9 modification, are permitted provided that the following conditions
10 are met:
11
12 1. Redistributions of source code must retain the above copyright
13 notice, this list of conditions, and the following disclaimer.
14
15 2. Redistributions in binary form must reproduce the above copyright
16 notice, this list of conditions, and the disclaimer that follows
17 these conditions in the documentation and/or other materials
18 provided with the distribution.
19
20 3. The name "JDOM" must not be used to endorse or promote products
21 derived from this software without prior written permission. For
22 written permission, please contact <request_AT_jdom_DOT_org>.
23
24 4. Products derived from this software may not be called "JDOM", nor
25 may "JDOM" appear in their name, without prior written permission
26 from the JDOM Project Management <request_AT_jdom_DOT_org>.
27
28 In addition, we request (but do not require) that you include in the
29 end-user documentation provided with the redistribution and/or in the
30 software itself an acknowledgement equivalent to the following:
31 "This product includes software developed by the
32 JDOM Project (http://www.jdom.org/)."
33 Alternatively, the acknowledgment may be graphical using the logos
34 available at http://www.jdom.org/images/logos.
35
36 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39 DISCLAIMED. IN NO EVENT SHALL THE JDOM AUTHORS OR THE PROJECT
40 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
43 USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
44 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47 SUCH DAMAGE.
48
49 This software consists of voluntary contributions made by many
50 individuals on behalf of the JDOM Project and was originally
51 created by Jason Hunter <jhunter_AT_jdom_DOT_org> and
52 Brett McLaughlin <brett_AT_jdom_DOT_org>. For more information
53 on the JDOM Project, please see <http://www.jdom.org/>.
54
55 */
56
57 package org.jdom.adapters;
58
59 import java.io.*;
60 import java.lang.reflect.*;
61
62 import org.jdom.*;
63 import org.w3c.dom.Document;
64 import org.xml.sax.*;
65
66 /**
67 * An adapter for the Apache Crimson DOM parser.
68 *
69 * @version $Revision: 1.17 $, $Date: 2007/11/10 05:28:59 $
70 * @author Jason Hunter
71 */
72 public class CrimsonDOMAdapter extends AbstractDOMAdapter {
73
74 private static final String CVS_ID =
75 "@(#) $RCSfile: CrimsonDOMAdapter.java,v $ $Revision: 1.17 $ $Date: 2007/11/10 05:28:59 $ $Name: jdom_1_1_1 $";
76
77 /**
78 * This creates a new <code>{@link Document}</code> from an
79 * existing <code>InputStream</code> by letting a DOM
80 * parser handle parsing using the supplied stream.
81 *
82 * @param in <code>InputStream</code> to parse.
83 * @param validate <code>boolean</code> to indicate if validation should occur.
84 * @return <code>Document</code> - instance ready for use.
85 * @throws IOException when I/O error occurs.
86 * @throws JDOMException when errors occur in parsing.
87 */
88 public Document getDocument(InputStream in, boolean validate)
89 throws IOException, JDOMException {
90
91 try {
92 Class[] parameterTypes = new Class[2];
93 parameterTypes[0] = Class.forName("java.io.InputStream");
94 parameterTypes[1] = boolean.class;
95
96 Object[] args = new Object[2];
97 args[0] = in;
98 args[1] = new Boolean(false);
99
100 // Load the parser class and invoke the parse method
101 Class parserClass = Class.forName("org.apache.crimson.tree.XmlDocument");
102 Method createXmlDocument =
103 parserClass.getMethod("createXmlDocument", parameterTypes);
104 Document doc =
105 (Document)createXmlDocument.invoke(null, args);
106
107 return doc;
108
109 } catch (InvocationTargetException e) {
110 Throwable targetException = e.getTargetException();
111 if (targetException instanceof org.xml.sax.SAXParseException) {
112 SAXParseException parseException = (SAXParseException)targetException;
113 throw new JDOMException("Error on line " + parseException.getLineNumber() +
114 " of XML document: " + parseException.getMessage(), parseException);
115 } else if (targetException instanceof IOException) {
116 IOException ioException = (IOException) targetException;
117 throw ioException;
118 } else {
119 throw new JDOMException(targetException.getMessage(), targetException);
120 }
121 } catch (Exception e) {
122 throw new JDOMException(e.getClass().getName() + ": " +
123 e.getMessage(), e);
124 }
125 }
126
127 /**
128 * This creates an empty <code>Document</code> object based
129 * on a specific parser implementation.
130 *
131 * @return <code>Document</code> - created DOM Document.
132 * @throws JDOMException when errors occur.
133 */
134 public Document createDocument() throws JDOMException {
135 try {
136 return
137 (Document)Class.forName(
138 "org.apache.crimson.tree.XmlDocument")
139 .newInstance();
140
141 } catch (Exception e) {
142 throw new JDOMException(e.getClass().getName() + ": " +
143 e.getMessage() + " when creating document", e);
144 }
145 }
146 }