1 /* 2 * @(#)BinaryTreeDictionary.java 3 * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 package sun.jvm.hotspot.memory; 27 28 import java.util.*; 29 import sun.jvm.hotspot.debugger.*; 30 import sun.jvm.hotspot.types.*; 31 import sun.jvm.hotspot.runtime.*; 32 33 public class BinaryTreeDictionary extends VMObject { 34 static { 35 VM.registerVMInitializedObserver(new Observer() { 36 public void update(Observable o, Object data) { 37 initialize(VM.getVM().getTypeDataBase()); 38 } 39 }); 40 } 41 42 private static synchronized void initialize(TypeDataBase db) { 43 Type type = db.lookupType("BinaryTreeDictionary"); 44 totalSizeField = type.getCIntegerField("_totalSize"); 45 } 46 47 // Fields 48 private static CIntegerField totalSizeField; 49 50 // Accessors 51 public long size() { 52 return totalSizeField.getValue(addr); 53 } 54 55 // Constructor 56 public BinaryTreeDictionary(Address addr) { 57 super(addr); 58 } 59 }