001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: * The Original Software is NetBeans. The Initial Developer of the Original
026: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
027: * Microsystems, Inc. All Rights Reserved.
028: *
029: * If you wish your version of this file to be governed by only the CDDL
030: * or only the GPL Version 2, indicate your decision by adding
031: * "[Contributor] elects to include this software in this distribution
032: * under the [CDDL or GPL Version 2] license." If you do not indicate a
033: * single choice of license, a recipient has the option to distribute
034: * your version of this file under either the CDDL, the GPL Version 2 or
035: * to extend the choice of license to its licensees as provided above.
036: * However, if you add GPL Version 2 code and therefore, elected the GPL
037: * Version 2 license, then the option applies only if the new code is
038: * made subject to such option by the copyright holder.
039: */
040:
041: package org.netbeans.lib.profiler.heap;
042:
043: import java.util.Collections;
044: import java.util.List;
045:
046: /**
047: *
048: * @author Tomas Hurka
049: */
050: class ClassDumpInstance implements Instance {
051: //~ Instance fields ----------------------------------------------------------------------------------------------------------
052:
053: ClassDump classDump;
054:
055: //~ Constructors -------------------------------------------------------------------------------------------------------------
056:
057: ClassDumpInstance(ClassDump cls) {
058: classDump = cls;
059: }
060:
061: //~ Methods ------------------------------------------------------------------------------------------------------------------
062:
063: public List getFieldValues() {
064: return Collections.EMPTY_LIST;
065: }
066:
067: public boolean isGCRoot() {
068: return classDump.getHprof().getGCRoot(this ) != null;
069: }
070:
071: public long getInstanceId() {
072: return classDump.getJavaClassId();
073: }
074:
075: public int getInstanceNumber() {
076: return classDump.getHprof().idToOffsetMap.get(getInstanceId())
077: .getIndex();
078: }
079:
080: public JavaClass getJavaClass() {
081: return classDump.classDumpSegment.java_lang_Class;
082: }
083:
084: public Instance getNearestGCRootPointer() {
085: return classDump.getHprof().nearestGCRoot
086: .getNearestGCRootPointer(this );
087: }
088:
089: public int getReachableSize() {
090: return 0;
091: }
092:
093: public List getReferences() {
094: return classDump.getReferences();
095: }
096:
097: public int getRetainedSize() {
098: return 0;
099: }
100:
101: public int getSize() {
102: return getJavaClass().getInstanceSize();
103: }
104:
105: public List getStaticFieldValues() {
106: return getJavaClass().getStaticFieldValues();
107: }
108:
109: public Object getValueOfField(String name) {
110: return null;
111: }
112:
113: public boolean equals(Object obj) {
114: if (obj instanceof ClassDumpInstance) {
115: return classDump
116: .equals(((ClassDumpInstance) obj).classDump);
117: } else {
118: return false;
119: }
120: }
121:
122: public int hashCode() {
123: return classDump.hashCode();
124: }
125: }
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