1 /*

     2  * Copyright 2001-2005 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.  Sun designates this

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

     9  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package sun.reflect;

    27 

    28 import java.lang.reflect.Field;

    29 

    30 class UnsafeStaticByteFieldAccessorImpl extends UnsafeStaticFieldAccessorImpl {

    31     UnsafeStaticByteFieldAccessorImpl(Field field) {

    32         super(field);

    33     }

    34 

    35     public Object get(Object obj) throws IllegalArgumentException {

    36         return new Byte(getByte(obj));

    37     }

    38 

    39     public boolean getBoolean(Object obj) throws IllegalArgumentException {

    40         throw newGetBooleanIllegalArgumentException();

    41     }

    42 

    43     public byte getByte(Object obj) throws IllegalArgumentException {

    44         return unsafe.getByte(base, fieldOffset);

    45     }

    46 

    47     public char getChar(Object obj) throws IllegalArgumentException {

    48         throw newGetCharIllegalArgumentException();

    49     }

    50 

    51     public short getShort(Object obj) throws IllegalArgumentException {

    52         return getByte(obj);

    53     }

    54 

    55     public int getInt(Object obj) throws IllegalArgumentException {

    56         return getByte(obj);

    57     }

    58 

    59     public long getLong(Object obj) throws IllegalArgumentException {

    60         return getByte(obj);

    61     }

    62 

    63     public float getFloat(Object obj) throws IllegalArgumentException {

    64         return getByte(obj);

    65     }

    66 

    67     public double getDouble(Object obj) throws IllegalArgumentException {

    68         return getByte(obj);

    69     }

    70 

    71     public void set(Object obj, Object value)

    72         throws IllegalArgumentException, IllegalAccessException

    73     {

    74         if (isFinal) {

    75             throwFinalFieldIllegalAccessException(value);

    76         }

    77         if (value == null) {

    78             throwSetIllegalArgumentException(value);

    79         }

    80         if (value instanceof Byte) {

    81             unsafe.putByte(base, fieldOffset, ((Byte) value).byteValue());

    82             return;

    83         }

    84         throwSetIllegalArgumentException(value);

    85     }

    86 

    87     public void setBoolean(Object obj, boolean z)

    88         throws IllegalArgumentException, IllegalAccessException

    89     {

    90         throwSetIllegalArgumentException(z);

    91     }

    92 

    93     public void setByte(Object obj, byte b)

    94         throws IllegalArgumentException, IllegalAccessException

    95     {

    96         if (isFinal) {

    97             throwFinalFieldIllegalAccessException(b);

    98         }

    99         unsafe.putByte(base, fieldOffset, b);

   100     }

   101 

   102     public void setChar(Object obj, char c)

   103         throws IllegalArgumentException, IllegalAccessException

   104     {

   105         throwSetIllegalArgumentException(c);

   106     }

   107 

   108     public void setShort(Object obj, short s)

   109         throws IllegalArgumentException, IllegalAccessException

   110     {

   111         throwSetIllegalArgumentException(s);

   112     }

   113 

   114     public void setInt(Object obj, int i)

   115         throws IllegalArgumentException, IllegalAccessException

   116     {

   117         throwSetIllegalArgumentException(i);

   118     }

   119 

   120     public void setLong(Object obj, long l)

   121         throws IllegalArgumentException, IllegalAccessException

   122     {

   123         throwSetIllegalArgumentException(l);

   124     }

   125 

   126     public void setFloat(Object obj, float f)

   127         throws IllegalArgumentException, IllegalAccessException

   128     {

   129         throwSetIllegalArgumentException(f);

   130     }

   131 

   132     public void setDouble(Object obj, double d)

   133         throws IllegalArgumentException, IllegalAccessException

   134     {

   135         throwSetIllegalArgumentException(d);

   136     }

   137 }