01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common Development
08: * and Distribution License("CDDL") (collectively, the "License"). You
09: * may not use this file except in compliance with the License. You can obtain
10: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
11: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
12: * language governing permissions and limitations under the License.
13: *
14: * When distributing the software, include this License Header Notice in each
15: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
16: * Sun designates this particular file as subject to the "Classpath" exception
17: * as provided by Sun in the GPL Version 2 section of the License file that
18: * accompanied this code. If applicable, add the following below the License
19: * Header, with the fields enclosed by brackets [] replaced by your own
20: * identifying information: "Portions Copyrighted [year]
21: * [name of copyright owner]"
22: *
23: * Contributor(s):
24: *
25: * If you wish your version of this file to be governed by only the CDDL or
26: * only the GPL Version 2, indicate your decision by adding "[Contributor]
27: * elects to include this software in this distribution under the [CDDL or GPL
28: * Version 2] license." If you don't indicate a single choice of license, a
29: * recipient has the option to distribute your version of this file under
30: * either the CDDL, the GPL Version 2 or to extend the choice of license to
31: * its licensees as provided above. However, if you add GPL Version 2 code
32: * and therefore, elected the GPL Version 2 license, then the option applies
33: * only if the new code is made subject to such option by the copyright
34: * holder.
35: */
36:
37: package com.sun.tools.xjc.reader.dtd.bindinfo;
38:
39: import org.w3c.dom.Element;
40: import org.xml.sax.Locator;
41:
42: class DOMLocator {
43: private static final String locationNamespace = "http://www.sun.com/xmlns/jaxb/dom-location";
44: private static final String systemId = "systemid";
45: private static final String column = "column";
46: private static final String line = "line";
47:
48: /** Sets the location information to a specified element. */
49: public static void setLocationInfo(Element e, Locator loc) {
50: e.setAttributeNS(locationNamespace, "loc:" + systemId, loc
51: .getSystemId());
52: e.setAttributeNS(locationNamespace, "loc:" + column, Integer
53: .toString(loc.getLineNumber()));
54: e.setAttributeNS(locationNamespace, "loc:" + line, Integer
55: .toString(loc.getColumnNumber()));
56: }
57:
58: /**
59: * Gets the location information from an element.
60: *
61: * <p>
62: * For this method to work, the setLocationInfo method has to be
63: * called before.
64: */
65: public static Locator getLocationInfo(final Element e) {
66: if (DOMUtil.getAttribute(e, locationNamespace, systemId) == null)
67: return null; // no location information
68:
69: return new Locator() {
70: public int getLineNumber() {
71: return Integer.parseInt(DOMUtil.getAttribute(e,
72: locationNamespace, line));
73: }
74:
75: public int getColumnNumber() {
76: return Integer.parseInt(DOMUtil.getAttribute(e,
77: locationNamespace, column));
78: }
79:
80: public String getSystemId() {
81: return DOMUtil.getAttribute(e, locationNamespace,
82: systemId);
83: }
84:
85: // we are not interested in PUBLIC ID.
86: public String getPublicId() {
87: return null;
88: }
89: };
90: }
91: }
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