annotate src/java/de/intevation/mxd/utils/XMLUtils.java @ 335:4cf94b919725

* src/java/de/intevation/mxd/writer/MapScriptWriter.java: Fix Label handling according to mapscript 6.2
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 26 Oct 2012 12:46:41 +0200
parents df4e0946ef02
children
rev   line source
27
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
1 /*
243
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de>
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
3 *
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
4 * This file is part of MXD2map.
27
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
5 *
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
6 * This program is free software under the LGPL (>=v2.1)
243
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
7 * Read the file LICENCE.txt coming with the software for details
27
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
8 * or visit http://www.gnu.org/licenses/ if it does not exist.
243
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
9 *
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
10 * MXD2map has been developed on behalf of the
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
12 * by Intevation GmbH.
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
13 *
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
14 * Authors:
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
15 * Raimund Renkert <raimund.renkert@intevation.de>
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
16 * Bjoern Schilberg <bjoern.schilberg@intevation.de>
df4e0946ef02 Added LGPL header.
Raimund Renkert <rrenkert@intevation.de>
parents: 33
diff changeset
17 * Stephan Holl <stephan.holl@intevation.de>
27
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
18 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
19
33
c51376f8e24c Separated converter components into packages.
Raimund Renkert <rrenkert@intevation.de>
parents: 27
diff changeset
20 package de.intevation.mxd.utils;
27
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
21
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
22 import java.io.ByteArrayInputStream;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
23 import java.io.FileInputStream;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
24 import java.io.BufferedInputStream;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
25 import java.io.ByteArrayOutputStream;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
26 import java.io.File;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
27 import java.io.IOException;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
28 import java.io.InputStream;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
29 import java.io.OutputStream;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
30
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
31 import javax.xml.namespace.NamespaceContext;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
32 import javax.xml.namespace.QName;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
33
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
34 import javax.xml.parsers.DocumentBuilderFactory;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
35 import javax.xml.parsers.ParserConfigurationException;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
36
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
37 import javax.xml.transform.Transformer;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
38 import javax.xml.transform.TransformerConfigurationException;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
39 import javax.xml.transform.TransformerException;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
40 import javax.xml.transform.TransformerFactory;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
41 import javax.xml.transform.TransformerFactoryConfigurationError;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
42
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
43 import javax.xml.transform.dom.DOMSource;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
44
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
45 import javax.xml.transform.stream.StreamResult;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
46
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
47 import javax.xml.xpath.XPath;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
48 import javax.xml.xpath.XPathConstants;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
49 import javax.xml.xpath.XPathExpressionException;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
50 import javax.xml.xpath.XPathFactory;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
51
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
52 import org.apache.log4j.Logger;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
53
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
54 import org.w3c.dom.Attr;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
55 import org.w3c.dom.Document;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
56 import org.w3c.dom.Element;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
57
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
58 import org.xml.sax.SAXException;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
59
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
60 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
61 * Some helper functions to ease work with XML concering namespaces, XPATH
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
62 * and so on.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
63 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
64 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
65 public final class XMLUtils
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
66 {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
67 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
68 * W3C URL of XForms
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
69 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
70 public static final String XFORM_URL = "http://www.w3.org/2002/xforms";
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
71 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
72 * W3C prefix of XForms
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
73 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
74 public static final String XFORM_PREFIX = "xform";
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
75
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
76 private static Logger logger = Logger.getLogger(XMLUtils.class);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
77
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
78 private XMLUtils() {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
79 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
80
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
81 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
82 * Helper class to generate elements and attributes with
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
83 * namespaces.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
84 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
85 public static class ElementCreator
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
86 {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
87 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
88 * owner document of the elements to be created
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
89 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
90 protected Document document;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
91 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
92 * namespace to be used
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
93 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
94 protected String ns;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
95 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
96 * prefix to be used
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
97 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
98 protected String prefix;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
99
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
100 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
101 * Constructor to create an element/attribute creator
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
102 * with a given namespace and namespace prefix using a
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
103 * given owner document.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
104 * @param document The owning document
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
105 * @param ns The namespace
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
106 * @param prefix The namespace prefix
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
107 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
108 public ElementCreator(Document document, String ns, String prefix) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
109 this.document = document;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
110 this.ns = ns;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
111 this.prefix = prefix;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
112 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
113
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
114 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
115 * Creates a new element using the owning document with
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
116 * the this creators namespace and namespace prefix.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
117 * @param name The name of the element
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
118 * @return The new element
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
119 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
120 public Element create(String name) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
121 Element element = document.createElementNS(ns, name);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
122 element.setPrefix(prefix);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
123 return element;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
124 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
125
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
126 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
127 * Adds a new attribute and its value to a given element.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
128 * It does not set the namespace prefix.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
129 * @param element The element to add the attribute to
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
130 * @param name The name of the attribute
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
131 * @param value The value of the attribute
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
132 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
133 public void addAttr(Element element, String name, String value) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
134 addAttr(element, name, value, false);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
135 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
136
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
137 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
138 * Adds a new attribute and its value to a given element.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
139 * If the namespace prefix is used is decided by the 'addPrefix' flag.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
140 * @param element The element to add the attribute to
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
141 * @param name The name of the attribute
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
142 * @param value The value of the attribute
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
143 * @param addPrefix If true the creators namespace prefix is
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
144 * set on the attribute.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
145 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
146 public void addAttr(
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
147 Element element,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
148 String name,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
149 String value,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
150 boolean addPrefix
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
151 ) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
152 if (addPrefix) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
153 Attr attr = document.createAttributeNS(ns, name);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
154 attr.setValue(value);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
155 attr.setPrefix(prefix);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
156
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
157 element.setAttributeNode(attr);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
158 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
159 else {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
160 element.setAttribute(name, value);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
161 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
162
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
163 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
164 } // class ElementCreator
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
165
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
166 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
167 * Creates a new XML document
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
168 * @return the new XML document ot null if something went wrong during
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
169 * creation.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
170 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
171 public static final Document newDocument() {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
172 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
173 factory.setNamespaceAware(true);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
174
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
175 try {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
176 return factory.newDocumentBuilder().newDocument();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
177 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
178 catch (ParserConfigurationException pce) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
179 logger.error(pce.getLocalizedMessage(), pce);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
180 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
181 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
182 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
183
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
184 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
185 * Loads a XML document namespace aware from a file
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
186 * @param file The file to load.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
187 * @return the XML document or null if something went wrong
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
188 * during loading.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
189 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
190 public static final Document parseDocument(File file) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
191 InputStream inputStream = null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
192 try {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
193 inputStream = new BufferedInputStream(new FileInputStream(file));
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
194 return parseDocument(inputStream);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
195 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
196 catch (IOException ioe) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
197 logger.error(ioe.getLocalizedMessage(), ioe);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
198 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
199 finally {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
200 if (inputStream != null) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
201 try { inputStream.close(); }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
202 catch (IOException ioe) {}
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
203 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
204 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
205 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
206 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
207
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
208 public static final Document parseDocument(InputStream inputStream) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
209 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
210 factory.setNamespaceAware(true);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
211
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
212 try {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
213 return factory.newDocumentBuilder().parse(inputStream);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
214 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
215 catch (ParserConfigurationException pce) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
216 logger.error(pce.getLocalizedMessage(), pce);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
217 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
218 catch (SAXException se) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
219 logger.error(se.getLocalizedMessage(), se);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
220 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
221 catch (IOException ioe) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
222 logger.error(ioe.getLocalizedMessage(), ioe);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
223 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
224 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
225 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
226
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
227 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
228 * Creates a new XPath without a namespace context.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
229 * @return the new XPath.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
230 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
231 public static final XPath newXPath() {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
232 return newXPath(null);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
233 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
234
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
235 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
236 * Creates a new XPath with a given namespace context.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
237 * @param namespaceContext The namespace context to be used or null
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
238 * if none should be used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
239 * @return The new XPath
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
240 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
241 public static final XPath newXPath(NamespaceContext namespaceContext) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
242 XPathFactory factory = XPathFactory.newInstance();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
243 XPath xpath = factory.newXPath();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
244 if (namespaceContext != null) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
245 xpath.setNamespaceContext(namespaceContext);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
246 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
247 return xpath;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
248 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
249
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
250 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
251 * Evaluates an XPath query on a given object and returns the result
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
252 * as a given type. No namespace context is used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
253 * @param root The object which is used as the root of the tree to
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
254 * be searched in.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
255 * @param query The XPath query
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
256 * @param returnTyp The type of the result.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
257 * @return The result of type 'returnTyp' or null if something
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
258 * went wrong during XPath evaluation.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
259 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
260 public static final Object xpath(
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
261 Object root,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
262 String query,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
263 QName returnTyp
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
264 ) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
265 return xpath(root, query, returnTyp, null);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
266 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
267
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
268 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
269 * Evaluates an XPath query on a given object and returns the result
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
270 * as a string. A given namespace context is used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
271 * @param root The object which is used as the root of the tree to
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
272 * be searched in.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
273 * @param query The XPath query
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
274 * @param namespaceContext The namespace context to be used or null
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
275 * if none should be used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
276 * @return The result of the query or null if something went wrong
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
277 * during XPath evaluation.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
278 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
279 public static final String xpathString(
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
280 Object root, String query, NamespaceContext namespaceContext
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
281 ) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
282 return (String)xpath(
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
283 root, query, XPathConstants.STRING, namespaceContext);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
284 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
285
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
286 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
287 * Evaluates an XPath query on a given object and returns the result
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
288 * as a given type. Optionally a namespace context is used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
289 * @param root The object which is used as the root of the tree to
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
290 * be searched in.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
291 * @param query The XPath query
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
292 * @param returnType The type of the result.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
293 * @param namespaceContext The namespace context to be used or null
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
294 * if none should be used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
295 * @return The result of type 'returnTyp' or null if something
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
296 * went wrong during XPath evaluation.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
297 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
298 public static final Object xpath(
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
299 Object root,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
300 String query,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
301 QName returnType,
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
302 NamespaceContext namespaceContext
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
303 ) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
304 if (root == null) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
305 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
306 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
307
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
308 try {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
309 XPath xpath = newXPath(namespaceContext);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
310 if (xpath != null) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
311 return xpath.evaluate(query, root, returnType);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
312 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
313 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
314 catch (XPathExpressionException xpee) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
315 logger.error(xpee.getLocalizedMessage(), xpee);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
316 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
317
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
318 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
319 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
320
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
321 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
322 * Streams out an XML document to a given output stream.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
323 * @param document The document to be streamed out.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
324 * @param out The output stream to be used.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
325 * @return true if operation succeeded else false.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
326 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
327 public static boolean toStream(Document document, OutputStream out) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
328 try {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
329 Transformer transformer =
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
330 TransformerFactory.newInstance().newTransformer();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
331 DOMSource source = new DOMSource(document);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
332 StreamResult result = new StreamResult(out);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
333 transformer.transform(source, result);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
334 return true;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
335 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
336 catch (TransformerConfigurationException tce) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
337 logger.error(tce.getLocalizedMessage(), tce);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
338 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
339 catch (TransformerFactoryConfigurationError tfce) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
340 logger.error(tfce.getLocalizedMessage(), tfce);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
341 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
342 catch (TransformerException te) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
343 logger.error(te.getLocalizedMessage(), te);
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
344 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
345
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
346 return false;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
347 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
348
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
349 /**
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
350 * Transforms an XML document into a byte array.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
351 * @param document The document to be streamed out.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
352 * @return the byte array or null if operation failed or
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
353 * document is null.
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
354 */
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
355 public static byte [] toByteArray(Document document) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
356 if (document == null) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
357 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
358 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
359 ByteArrayOutputStream baos = new ByteArrayOutputStream();
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
360 return toStream(document, baos)
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
361 ? baos.toByteArray()
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
362 : null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
363 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
364
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
365 public static Document fromByteArray(byte [] data) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
366 if (data == null) {
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
367 return null;
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
368 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
369 return parseDocument(new ByteArrayInputStream(data));
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
370 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
371 }
e5fdc37f8f94 Added XMLUtils to store map information.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
372 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
This site is hosted by Intevation GmbH (Datenschutzerklärung und Impressum | Privacy Policy and Imprint)