1 /*

     2  * Copyright 2004-2005 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 UnsafeQualifiedStaticIntegerFieldAccessorImpl

    31     extends UnsafeQualifiedStaticFieldAccessorImpl

    32 {

    33     UnsafeQualifiedStaticIntegerFieldAccessorImpl(Field field, boolean isReadOnly) {

    34         super(field, isReadOnly);

    35     }

    36 

    37     public Object get(Object obj) throws IllegalArgumentException {

    38         return new Integer(getInt(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         return unsafe.getIntVolatile(base, fieldOffset);

    59     }

    60 

    61     public long getLong(Object obj) throws IllegalArgumentException {

    62         return getInt(obj);

    63     }

    64 

    65     public float getFloat(Object obj) throws IllegalArgumentException {

    66         return getInt(obj);

    67     }

    68 

    69     public double getDouble(Object obj) throws IllegalArgumentException {

    70         return getInt(obj);

    71     }

    72 

    73     public void set(Object obj, Object value)

    74         throws IllegalArgumentException, IllegalAccessException

    75     {

    76         if (isReadOnly) {

    77             throwFinalFieldIllegalAccessException(value);

    78         }

    79         if (value == null) {

    80             throwSetIllegalArgumentException(value);

    81         }

    82         if (value instanceof Byte) {

    83             unsafe.putIntVolatile(base, fieldOffset, ((Byte) value).byteValue());

    84             return;

    85         }

    86         if (value instanceof Short) {

    87             unsafe.putIntVolatile(base, fieldOffset, ((Short) value).shortValue());

    88             return;

    89         }

    90         if (value instanceof Character) {

    91             unsafe.putIntVolatile(base, fieldOffset, ((Character) value).charValue());

    92             return;

    93         }

    94         if (value instanceof Integer) {

    95             unsafe.putIntVolatile(base, fieldOffset, ((Integer) value).intValue());

    96             return;

    97         }

    98         throwSetIllegalArgumentException(value);

    99     }

   100 

   101     public void setBoolean(Object obj, boolean z)

   102         throws IllegalArgumentException, IllegalAccessException

   103     {

   104         throwSetIllegalArgumentException(z);

   105     }

   106 

   107     public void setByte(Object obj, byte b)

   108         throws IllegalArgumentException, IllegalAccessException

   109     {

   110         setInt(obj, b);

   111     }

   112 

   113     public void setChar(Object obj, char c)

   114         throws IllegalArgumentException, IllegalAccessException

   115     {

   116         setInt(obj, c);

   117     }

   118 

   119     public void setShort(Object obj, short s)

   120         throws IllegalArgumentException, IllegalAccessException

   121     {

   122         setInt(obj, s);

   123     }

   124 

   125     public void setInt(Object obj, int i)

   126         throws IllegalArgumentException, IllegalAccessException

   127     {

   128         if (isReadOnly) {

   129             throwFinalFieldIllegalAccessException(i);

   130         }

   131         unsafe.putIntVolatile(base, fieldOffset, i);

   132     }

   133 

   134     public void setLong(Object obj, long l)

   135         throws IllegalArgumentException, IllegalAccessException

   136     {

   137         throwSetIllegalArgumentException(l);

   138     }

   139 

   140     public void setFloat(Object obj, float f)

   141         throws IllegalArgumentException, IllegalAccessException

   142     {

   143         throwSetIllegalArgumentException(f);

   144     }

   145 

   146     public void setDouble(Object obj, double d)

   147         throws IllegalArgumentException, IllegalAccessException

   148     {

   149         throwSetIllegalArgumentException(d);

   150     }

   151 }