1 /*

     2  * Copyright (c) 2004, 2005, Oracle and/or its affiliates. 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.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package sun.reflect;

    27 

    28 import java.lang.reflect.Field;

    29 

    30 class UnsafeQualifiedLongFieldAccessorImpl

    31     extends UnsafeQualifiedFieldAccessorImpl

    32 {

    33     UnsafeQualifiedLongFieldAccessorImpl(Field field, boolean isReadOnly) {

    34         super(field, isReadOnly);

    35     }

    36 

    37     public Object get(Object obj) throws IllegalArgumentException {

    38         return Long.valueOf(getLong(obj));

    39     }

    40 

    41     public boolean getBoolean(Object obj) throws IllegalArgumentException {

    42         throw newGetBooleanIllegalArgumentException();

    43     }

    44 

    45     public byte getByte(Object obj) throws IllegalArgumentException {

    46         throw newGetByteIllegalArgumentException();

    47     }

    48 

    49     public char getChar(Object obj) throws IllegalArgumentException {

    50         throw newGetCharIllegalArgumentException();

    51     }

    52 

    53     public short getShort(Object obj) throws IllegalArgumentException {

    54         throw newGetShortIllegalArgumentException();

    55     }

    56 

    57     public int getInt(Object obj) throws IllegalArgumentException {

    58         throw newGetIntIllegalArgumentException();

    59     }

    60 

    61     public long getLong(Object obj) throws IllegalArgumentException {

    62         ensureObj(obj);

    63         return unsafe.getLongVolatile(obj, fieldOffset);

    64     }

    65 

    66     public float getFloat(Object obj) throws IllegalArgumentException {

    67         return getLong(obj);

    68     }

    69 

    70     public double getDouble(Object obj) throws IllegalArgumentException {

    71         return getLong(obj);

    72     }

    73 

    74     public void set(Object obj, Object value)

    75         throws IllegalArgumentException, IllegalAccessException

    76     {

    77         ensureObj(obj);

    78         if (isReadOnly) {

    79             throwFinalFieldIllegalAccessException(value);

    80         }

    81         if (value == null) {

    82             throwSetIllegalArgumentException(value);

    83         }

    84         if (value instanceof Byte) {

    85             unsafe.putLongVolatile(obj, fieldOffset, ((Byte) value).byteValue());

    86             return;

    87         }

    88         if (value instanceof Short) {

    89             unsafe.putLongVolatile(obj, fieldOffset, ((Short) value).shortValue());

    90             return;

    91         }

    92         if (value instanceof Character) {

    93             unsafe.putLongVolatile(obj, fieldOffset, ((Character) value).charValue());

    94             return;

    95         }

    96         if (value instanceof Integer) {

    97             unsafe.putLongVolatile(obj, fieldOffset, ((Integer) value).intValue());

    98             return;

    99         }

   100         if (value instanceof Long) {

   101             unsafe.putLongVolatile(obj, fieldOffset, ((Long) value).longValue());

   102             return;

   103         }

   104         throwSetIllegalArgumentException(value);

   105     }

   106 

   107     public void setBoolean(Object obj, boolean z)

   108         throws IllegalArgumentException, IllegalAccessException

   109     {

   110         throwSetIllegalArgumentException(z);

   111     }

   112 

   113     public void setByte(Object obj, byte b)

   114         throws IllegalArgumentException, IllegalAccessException

   115     {

   116         setLong(obj, b);

   117     }

   118 

   119     public void setChar(Object obj, char c)

   120         throws IllegalArgumentException, IllegalAccessException

   121     {

   122         setLong(obj, c);

   123     }

   124 

   125     public void setShort(Object obj, short s)

   126         throws IllegalArgumentException, IllegalAccessException

   127     {

   128         setLong(obj, s);

   129     }

   130 

   131     public void setInt(Object obj, int i)

   132         throws IllegalArgumentException, IllegalAccessException

   133     {

   134         setLong(obj, i);

   135     }

   136 

   137     public void setLong(Object obj, long l)

   138         throws IllegalArgumentException, IllegalAccessException

   139     {

   140         ensureObj(obj);

   141         if (isReadOnly) {

   142             throwFinalFieldIllegalAccessException(l);

   143         }

   144         unsafe.putLongVolatile(obj, fieldOffset, l);

   145     }

   146 

   147     public void setFloat(Object obj, float f)

   148         throws IllegalArgumentException, IllegalAccessException

   149     {

   150         throwSetIllegalArgumentException(f);

   151     }

   152 

   153     public void setDouble(Object obj, double d)

   154         throws IllegalArgumentException, IllegalAccessException

   155     {

   156         throwSetIllegalArgumentException(d);

   157     }

   158 }