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
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * If you wish your version of this file to be governed by only the CDDL
25: * or only the GPL Version 2, indicate your decision by adding
26: * "[Contributor] elects to include this software in this distribution
27: * under the [CDDL or GPL Version 2] license." If you do not indicate a
28: * single choice of license, a recipient has the option to distribute
29: * your version of this file under either the CDDL, the GPL Version 2 or
30: * to extend the choice of license to its licensees as provided above.
31: * However, if you add GPL Version 2 code and therefore, elected the GPL
32: * Version 2 license, then the option applies only if the new code is
33: * made subject to such option by the copyright holder.
34: *
35: * Contributor(s):
36: *
37: * Portions Copyrighted 2007 Sun Microsystems, Inc.
38: */
39:
40: package org.netbeans.modules.vmd.midp.java;
41:
42: import java.util.Collection;
43: import org.netbeans.modules.vmd.api.model.DesignComponent;
44: import org.netbeans.modules.vmd.api.model.DesignDocument;
45: import org.netbeans.modules.vmd.api.model.common.ActiveDocumentSupport;
46:
47: /**
48: *
49: * @author Anton Chechel
50: */
51: final class MidpValidator implements ActiveDocumentSupport.Listener {
52:
53: private static MidpValidator instance;
54:
55: private String activeProjectID;
56:
57: private MidpValidator() {
58: ActiveDocumentSupport.getDefault().addActiveDocumentListener(
59: this );
60: DesignDocument doc = ActiveDocumentSupport.getDefault()
61: .getActiveDocument();
62: if (doc != null) {
63: MidpJavaSupport.getCache(doc).updateCacheInternally();
64: }
65: }
66:
67: synchronized static MidpValidator getDefault() {
68: if (instance == null) {
69: instance = new MidpValidator();
70: }
71: return instance;
72: }
73:
74: public void activeDocumentChanged(
75: DesignDocument deactivatedDocument,
76: DesignDocument activatedDocument) {
77: if (activatedDocument == null) {
78: return;
79: }
80:
81: String oldProjectID = activeProjectID;
82: activeProjectID = activatedDocument.getDocumentInterface()
83: .getProjectID();
84:
85: boolean isProjectIDChanged = !activeProjectID
86: .equals(oldProjectID);
87: if (isProjectIDChanged) {
88: MidpJavaSupport.getCache(activatedDocument)
89: .updateCacheInternally();
90: }
91:
92: }
93:
94: public void activeComponentsChanged(
95: Collection<DesignComponent> activeComponents) {
96: }
97:
98: }
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