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 General
07: * Public License Version 2 only ("GPL") or the Common Development and Distribution
08: * License("CDDL") (collectively, the "License"). You may not use this file except in
09: * compliance with the License. You can obtain a copy of the License at
10: * http://www.netbeans.org/cddl-gplv2.html or nbbuild/licenses/CDDL-GPL-2-CP. See the
11: * License for the specific language governing permissions and limitations under the
12: * License. When distributing the software, include this License Header Notice in
13: * each file and include the License file at nbbuild/licenses/CDDL-GPL-2-CP. Sun
14: * designates this particular file as subject to the "Classpath" exception as
15: * provided by Sun in the GPL Version 2 section of the License file that
16: * accompanied this code. If applicable, add the following below the License Header,
17: * with the fields enclosed by brackets [] replaced by your own identifying
18: * information: "Portions Copyrighted [year] [name of copyright owner]"
19: *
20: * Contributor(s):
21: *
22: * The Original Software is NetBeans. The Initial Developer of the Original Software
23: * is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun Microsystems, Inc. All
24: * Rights Reserved.
25: *
26: * If you wish your version of this file to be governed by only the CDDL or only the
27: * GPL Version 2, indicate your decision by adding "[Contributor] elects to include
28: * this software in this distribution under the [CDDL or GPL Version 2] license." If
29: * you do not indicate a single choice of license, a recipient has the option to
30: * distribute your version of this file under either the CDDL, the GPL Version 2 or
31: * to extend the choice of license to its licensees as provided above. However, if
32: * you add GPL Version 2 code and therefore, elected the GPL Version 2 license, then
33: * the option applies only if the new code is made subject to such option by the
34: * copyright holder.
35: */
36:
37: package org.netbeans.installer.product.components;
38:
39: import java.util.Locale;
40: import org.netbeans.installer.product.RegistryNode;
41: import org.netbeans.installer.utils.exceptions.InitializationException;
42: import org.netbeans.installer.utils.StringUtils;
43: import org.w3c.dom.Element;
44:
45: /**
46: *
47: * @author Kirill Sorokin
48: */
49: public class Group extends RegistryNode {
50: public Group() {
51: uid = StringUtils.EMPTY_STRING;
52: displayNames.put(new Locale(StringUtils.EMPTY_STRING),
53: "Product Tree Root");
54: descriptions.put(new Locale(StringUtils.EMPTY_STRING),
55: StringUtils.EMPTY_STRING);
56: }
57:
58: public boolean isEmpty() {
59: for (RegistryNode node : getVisibleChildren()) {
60: if (node instanceof Group) {
61: if (!((Group) node).isEmpty()) {
62: return false;
63: }
64: } else {
65: return false;
66: }
67: }
68:
69: return true;
70: }
71:
72: // node <-> dom /////////////////////////////////////////////////////////////////
73: protected String getTagName() {
74: return "group";
75: }
76:
77: public Group loadFromDom(Element element)
78: throws InitializationException {
79: super.loadFromDom(element);
80:
81: return this;
82: }
83: }
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