hotspot/agent/src/share/classes/sun/jvm/hotspot/types/NarrowOopField.java
changeset 360 21d113ecbf6a
child 5547 f4b087cbb361
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357:f4edb0d9f109 360:21d113ecbf6a
       
     1 /*
       
     2  * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
       
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       
     4  *
       
     5  * This code is free software; you can redistribute it and/or modify it
       
     6  * under the terms of the GNU General Public License version 2 only, as
       
     7  * published by the Free Software Foundation.
       
     8  *
       
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
       
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
       
    12  * version 2 for more details (a copy is included in the LICENSE file that
       
    13  * accompanied this code).
       
    14  *
       
    15  * You should have received a copy of the GNU General Public License version
       
    16  * 2 along with this work; if not, write to the Free Software Foundation,
       
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    18  *
       
    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
       
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
       
    21  * have any questions.
       
    22  *
       
    23  */
       
    24 
       
    25 package sun.jvm.hotspot.types;
       
    26 
       
    27 import sun.jvm.hotspot.debugger.*;
       
    28 
       
    29 /** A specialization of Field which represents a field containing an
       
    30     narrow oop value and which adds typechecked getValue() routines returning
       
    31     OopHandles. */
       
    32 
       
    33 public interface NarrowOopField extends OopField {
       
    34   /** The field must be nonstatic and the type of the field must be an
       
    35       oop type, or a WrongTypeException will be thrown. */
       
    36   public OopHandle getValue(Address addr)     throws UnmappedAddressException, UnalignedAddressException, WrongTypeException;
       
    37 
       
    38   /** The field must be static and the type of the field must be an
       
    39       oop type, or a WrongTypeException will be thrown. */
       
    40   public OopHandle getValue()                 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException;
       
    41 }