view agent/src/share/classes/sun/jvm/hotspot/memory/LinearAllocBlock.java @ 152:c70a245cad3a

6670684: 4/5 SA command universe did not print out CMS space information Summary: Forward port of Yumin's fix for 6670684 from HSX-11; Yumin verified the port was correct. Reviewed-by: dcubed
author dcubed
date Fri, 09 May 2008 08:55:13 -0700
parents
children d1605aabd0a1
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/*
 * @(#)BinaryTreeDictionary.java
 * Copyright 2000-2007 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 *
 */

package sun.jvm.hotspot.memory;

import java.util.*;
import sun.jvm.hotspot.debugger.*;
import sun.jvm.hotspot.types.*;
import sun.jvm.hotspot.runtime.*;

public class LinearAllocBlock extends VMObject {
   static {
      VM.registerVMInitializedObserver(new Observer() {
         public void update(Observable o, Object data) {
            initialize(VM.getVM().getTypeDataBase());
         }
      });
   }

   private static synchronized void initialize(TypeDataBase db) {
      Type type = db.lookupType("LinearAllocBlock");
      word_sizeField= type.getCIntegerField("_word_size");
   }

   // Fields
   private static CIntegerField word_sizeField;

   // Accessors
   public long word_size() {
      return word_sizeField.getValue(addr);
   }

   // Constructor
   public LinearAllocBlock(Address addr) {
      super(addr);
   }
}