1 /*

     2  * @(#)BinaryTreeDictionary.java

     3  * Copyright (c) 2000, 2015, 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.gc.cms;

    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 LinearAllocBlock 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("LinearAllocBlock");

    44       word_sizeField= type.getCIntegerField("_word_size");

    45    }

    46 

    47    // Fields

    48    private static CIntegerField word_sizeField;

    49 

    50    // Accessors

    51    public long word_size() {

    52       return word_sizeField.getValue(addr);

    53    }

    54 

    55    // Constructor

    56    public LinearAllocBlock(Address addr) {

    57       super(addr);

    58    }

    59 }