Mercurial > dive4elements > framework

annotate artifacts-common/src/main/java/de/intevation/artifacts/common/utils/XMLUtils.java @ 234:23d642319a0b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added a boolean flag to XML byte serialisation to compress/decompress, too. artifacts/trunk@1641 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Sun, 03 Apr 2011 12:10:54 +0000
parents c03d3a872cd2
children 8b58259d3dd3
rev   line source
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 /*
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2 * Copyright (c) 2010 by Intevation GmbH
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 *
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4 * This program is free software under the LGPL (>=v2.1)
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5 * Read the file LGPL.txt coming with the software for details
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 * or visit http://www.gnu.org/licenses/ if it does not exist.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8
103
1282cf96d3eb Corrected a package definition in the artifacts-common package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 102
diff changeset
9 package de.intevation.artifacts.common.utils;
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
11 import java.util.zip.GZIPInputStream;
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
12 import java.util.zip.GZIPOutputStream;
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
13
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
14 import java.io.ByteArrayInputStream;
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
15 import java.io.FileInputStream;
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
16 import java.io.BufferedInputStream;
135
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
17 import java.io.ByteArrayOutputStream;
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 import java.io.File;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 import java.io.IOException;
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
20 import java.io.InputStream;
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21 import java.io.OutputStream;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 import javax.xml.namespace.NamespaceContext;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 import javax.xml.namespace.QName;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 import javax.xml.parsers.DocumentBuilderFactory;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 import javax.xml.parsers.ParserConfigurationException;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 import javax.xml.transform.Transformer;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 import javax.xml.transform.TransformerConfigurationException;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 import javax.xml.transform.TransformerException;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 import javax.xml.transform.TransformerFactory;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33 import javax.xml.transform.TransformerFactoryConfigurationError;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 import javax.xml.transform.dom.DOMSource;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
36
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37 import javax.xml.transform.stream.StreamResult;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
39 import javax.xml.xpath.XPath;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
40 import javax.xml.xpath.XPathConstants;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41 import javax.xml.xpath.XPathExpressionException;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
42 import javax.xml.xpath.XPathFactory;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
43
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
44 import org.apache.log4j.Logger;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
45
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
46 import org.w3c.dom.Attr;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47 import org.w3c.dom.Document;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
48 import org.w3c.dom.Element;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50 import org.xml.sax.SAXException;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
53 * Some helper functions to ease work with XML concering namespaces, XPATH
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
54 * and so on.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
55 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
56 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
57 public final class XMLUtils
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
58 {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
59 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
60 * W3C URL of XForms
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
61 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
62 public static final String XFORM_URL = "http://www.w3.org/2002/xforms";
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
63 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
64 * W3C prefix of XForms
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
65 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
66 public static final String XFORM_PREFIX = "xform";
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
68 private static Logger logger = Logger.getLogger(XMLUtils.class);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
69
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
70 private XMLUtils() {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
71 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
72
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
73 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
74 * Helper class to generate elements and attributes with
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
75 * namespaces.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
76 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
77 public static class ElementCreator
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
78 {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
79 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
80 * owner document of the elements to be created
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
81 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
82 protected Document document;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
83 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
84 * namespace to be used
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
85 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
86 protected String ns;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
87 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
88 * prefix to be used
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
89 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
90 protected String prefix;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
91
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
92 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
93 * Constructor to create an element/attribute creator
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
94 * with a given namespace and namespace prefix using a
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
95 * given owner document.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
96 * @param document The owning document
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
97 * @param ns The namespace
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
98 * @param prefix The namespace prefix
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
99 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
100 public ElementCreator(Document document, String ns, String prefix) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
101 this.document = document;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
102 this.ns = ns;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
103 this.prefix = prefix;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
104 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
105
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
106 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
107 * Creates a new element using the owning document with
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
108 * the this creators namespace and namespace prefix.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
109 * @param name The name of the element
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
110 * @return The new element
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
111 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
112 public Element create(String name) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
113 Element element = document.createElementNS(ns, name);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
114 element.setPrefix(prefix);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
115 return element;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
116 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
117
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
118 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
119 * Adds a new attribute and its value to a given element.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
120 * It does not set the namespace prefix.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
121 * @param element The element to add the attribute to
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
122 * @param name The name of the attribute
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
123 * @param value The value of the attribute
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
124 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
125 public void addAttr(Element element, String name, String value) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
126 addAttr(element, name, value, false);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
127 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
128
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
129 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
130 * Adds a new attribute and its value to a given element.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
131 * If the namespace prefix is used is decided by the 'addPrefix' flag.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
132 * @param element The element to add the attribute to
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
133 * @param name The name of the attribute
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
134 * @param value The value of the attribute
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
135 * @param addPrefix If true the creators namespace prefix is
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
136 * set on the attribute.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
137 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
138 public void addAttr(
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
139 Element element,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
140 String name,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
141 String value,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
142 boolean addPrefix
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
143 ) {
202
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
144 if (addPrefix) {
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
145 Attr attr = document.createAttributeNS(ns, name);
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
146 attr.setValue(value);
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
147 attr.setPrefix(prefix);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
148
202
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
149 element.setAttributeNode(attr);
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
150 }
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
151 else {
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
152 element.setAttribute(name, value);
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
153 }
c03d3a872cd2 Fixed a bug in the ElementCreator of the XMLUtils.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 147
diff changeset
154
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
155 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
156 } // class ElementCreator
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
157
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
158 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
159 * Creates a new XML document
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
160 * @return the new XML document ot null if something went wrong during
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
161 * creation.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
162 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
163 public static final Document newDocument() {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
164 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
165 factory.setNamespaceAware(true);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
166
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
167 try {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
168 return factory.newDocumentBuilder().newDocument();
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
169 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
170 catch (ParserConfigurationException pce) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
171 logger.error(pce.getLocalizedMessage(), pce);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
172 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
173 return null;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
174 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
175
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
176 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
177 * Loads a XML document namespace aware from a file
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
178 * @param file The file to load.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
179 * @return the XML document or null if something went wrong
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
180 * during loading.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
181 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
182 public static final Document parseDocument(File file) {
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
183 InputStream inputStream = null;
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
184 try {
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
185 inputStream = new BufferedInputStream(new FileInputStream(file));
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
186 return parseDocument(inputStream);
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
187 }
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
188 catch (IOException ioe) {
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
189 logger.error(ioe.getLocalizedMessage(), ioe);
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
190 }
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
191 finally {
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
192 if (inputStream != null) {
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
193 try { inputStream.close(); }
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
194 catch (IOException ioe) {}
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
195 }
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
196 }
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
197 return null;
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
198 }
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
199
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
200 public static final Document parseDocument(InputStream inputStream) {
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
201 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
202 factory.setNamespaceAware(true);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
203
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
204 try {
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
205 return factory.newDocumentBuilder().parse(inputStream);
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
206 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
207 catch (ParserConfigurationException pce) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
208 logger.error(pce.getLocalizedMessage(), pce);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
209 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
210 catch (SAXException se) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
211 logger.error(se.getLocalizedMessage(), se);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
212 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
213 catch (IOException ioe) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
214 logger.error(ioe.getLocalizedMessage(), ioe);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
215 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
216 return null;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
217 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
218
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
219 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
220 * Creates a new XPath without a namespace context.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
221 * @return the new XPath.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
222 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
223 public static final XPath newXPath() {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
224 return newXPath(null);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
225 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
226
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
227 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
228 * Creates a new XPath with a given namespace context.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
229 * @param namespaceContext The namespace context to be used or null
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
230 * if none should be used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
231 * @return The new XPath
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
232 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
233 public static final XPath newXPath(NamespaceContext namespaceContext) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
234 XPathFactory factory = XPathFactory.newInstance();
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
235 XPath xpath = factory.newXPath();
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
236 if (namespaceContext != null) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
237 xpath.setNamespaceContext(namespaceContext);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
238 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
239 return xpath;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
240 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
241
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
242 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
243 * Evaluates an XPath query on a given object and returns the result
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
244 * as a given type. No namespace context is used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
245 * @param root The object which is used as the root of the tree to
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
246 * be searched in.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
247 * @param query The XPath query
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
248 * @param returnTyp The type of the result.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
249 * @return The result of type 'returnTyp' or null if something
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
250 * went wrong during XPath evaluation.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
251 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
252 public static final Object xpath(
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
253 Object root,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
254 String query,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
255 QName returnTyp
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
256 ) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
257 return xpath(root, query, returnTyp, null);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
258 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
259
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
260 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
261 * Evaluates an XPath query on a given object and returns the result
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
262 * as a string. A given namespace context is used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
263 * @param root The object which is used as the root of the tree to
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
264 * be searched in.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
265 * @param query The XPath query
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
266 * @param namespaceContext The namespace context to be used or null
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
267 * if none should be used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
268 * @return The result of the query or null if something went wrong
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
269 * during XPath evaluation.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
270 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
271 public static final String xpathString(
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
272 Object root, String query, NamespaceContext namespaceContext
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
273 ) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
274 return (String)xpath(
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
275 root, query, XPathConstants.STRING, namespaceContext);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
276 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
277
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
278 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
279 * Evaluates an XPath query on a given object and returns the result
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
280 * as a given type. Optionally a namespace context is used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
281 * @param root The object which is used as the root of the tree to
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
282 * be searched in.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
283 * @param query The XPath query
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
284 * @param returnType The type of the result.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
285 * @param namespaceContext The namespace context to be used or null
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
286 * if none should be used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
287 * @return The result of type 'returnTyp' or null if something
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
288 * went wrong during XPath evaluation.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
289 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
290 public static final Object xpath(
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
291 Object root,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
292 String query,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
293 QName returnType,
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
294 NamespaceContext namespaceContext
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
295 ) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
296 if (root == null) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
297 return null;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
298 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
299
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
300 try {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
301 XPath xpath = newXPath(namespaceContext);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
302 if (xpath != null) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
303 return xpath.evaluate(query, root, returnType);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
304 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
305 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
306 catch (XPathExpressionException xpee) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
307 logger.error(xpee.getLocalizedMessage(), xpee);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
308 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
309
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
310 return null;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
311 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
312
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
313 /**
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
314 * Streams out an XML document to a given output stream.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
315 * @param document The document to be streamed out.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
316 * @param out The output stream to be used.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
317 * @return true if operation succeeded else false.
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
318 */
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
319 public static boolean toStream(Document document, OutputStream out) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
320 try {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
321 Transformer transformer =
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
322 TransformerFactory.newInstance().newTransformer();
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
323 DOMSource source = new DOMSource(document);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
324 StreamResult result = new StreamResult(out);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
325 transformer.transform(source, result);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
326 return true;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
327 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
328 catch (TransformerConfigurationException tce) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
329 logger.error(tce.getLocalizedMessage(), tce);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
330 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
331 catch (TransformerFactoryConfigurationError tfce) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
332 logger.error(tfce.getLocalizedMessage(), tfce);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
333 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
334 catch (TransformerException te) {
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
335 logger.error(te.getLocalizedMessage(), te);
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
336 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
337
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
338 return false;
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
339 }
135
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
340
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
341 public static byte [] toByteArray(Document document) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
342 return toByteArray(document, false);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
343 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
344
135
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
345 /**
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
346 * Transforms an XML document into a byte array.
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
347 * @param document The document to be streamed out.
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
348 * @param compress The document should be compressed, too.
135
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
349 * @return the byte array or null if operation failed or
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
350 * document is null.
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
351 */
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
352 public static byte [] toByteArray(Document document, boolean compress) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
353 if (document != null) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
354 try {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
355 ByteArrayOutputStream baos = new ByteArrayOutputStream();
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
356 OutputStream out = compress
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
357 ? new GZIPOutputStream(baos)
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
358 : baos;
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
359 boolean success = toStream(document, out);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
360 out.flush();
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
361 out.close();
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
362 return success
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
363 ? baos.toByteArray()
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
364 : null;
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
365 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
366 catch (IOException ioe) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
367 logger.error(ioe);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
368 }
135
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
369 }
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
370 return null;
135
a48882c9e096 Added a convinience method to transform an document into a byte array.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 103
diff changeset
371 }
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
372
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
373 public static Document fromByteArray(byte [] data) {
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
374 return fromByteArray(data, false);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
375 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
376
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
377 public static Document fromByteArray(byte [] data, boolean decompress) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
378 if (data != null) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
379 InputStream in = new ByteArrayInputStream(data);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
380 try {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
381 if (decompress) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
382 in = new GZIPInputStream(in);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
383 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
384 return parseDocument(in);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
385 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
386 catch (IOException ioe) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
387 logger.error(ioe);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
388 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
389 finally {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
390 try {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
391 in.close();
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
392 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
393 catch (IOException ioe) {
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
394 logger.error(ioe);
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
395 }
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
396 }
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
397 }
234
23d642319a0b Added a boolean flag to XML byte serialisation to compress/decompress, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 202
diff changeset
398 return null;
147
9a64e0c1c737 Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 135
diff changeset
399 }
102
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
400 }
4122dbc9711b Added a new package artifacts-common for classes and utilities used in several packages.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
401 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org