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    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 UnsafeQualifiedStaticByteFieldAccessorImpl
   31       extends UnsafeQualifiedStaticFieldAccessorImpl
   32   {
   33       UnsafeQualifiedStaticByteFieldAccessorImpl(Field field, boolean isReadOnly) {
   34           super(field, isReadOnly);
   35       }
   36   
   37       public Object get(Object obj) throws IllegalArgumentException {
   38           return new Byte(getByte(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           return unsafe.getByteVolatile(base, fieldOffset);
   47       }
   48   
   49       public char getChar(Object obj) throws IllegalArgumentException {
   50           throw newGetCharIllegalArgumentException();
   51       }
   52   
   53       public short getShort(Object obj) throws IllegalArgumentException {
   54           return getByte(obj);
   55       }
   56   
   57       public int getInt(Object obj) throws IllegalArgumentException {
   58           return getByte(obj);
   59       }
   60   
   61       public long getLong(Object obj) throws IllegalArgumentException {
   62           return getByte(obj);
   63       }
   64   
   65       public float getFloat(Object obj) throws IllegalArgumentException {
   66           return getByte(obj);
   67       }
   68   
   69       public double getDouble(Object obj) throws IllegalArgumentException {
   70           return getByte(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.putByteVolatile(base, fieldOffset, ((Byte) value).byteValue());
   84               return;
   85           }
   86           throwSetIllegalArgumentException(value);
   87       }
   88   
   89       public void setBoolean(Object obj, boolean z)
   90           throws IllegalArgumentException, IllegalAccessException
   91       {
   92           throwSetIllegalArgumentException(z);
   93       }
   94   
   95       public void setByte(Object obj, byte b)
   96           throws IllegalArgumentException, IllegalAccessException
   97       {
   98           if (isReadOnly) {
   99               throwFinalFieldIllegalAccessException(b);
  100           }
  101           unsafe.putByteVolatile(base, fieldOffset, b);
  102       }
  103   
  104       public void setChar(Object obj, char c)
  105           throws IllegalArgumentException, IllegalAccessException
  106       {
  107           throwSetIllegalArgumentException(c);
  108       }
  109   
  110       public void setShort(Object obj, short s)
  111           throws IllegalArgumentException, IllegalAccessException
  112       {
  113           throwSetIllegalArgumentException(s);
  114       }
  115   
  116       public void setInt(Object obj, int i)
  117           throws IllegalArgumentException, IllegalAccessException
  118       {
  119           throwSetIllegalArgumentException(i);
  120       }
  121   
  122       public void setLong(Object obj, long l)
  123           throws IllegalArgumentException, IllegalAccessException
  124       {
  125           throwSetIllegalArgumentException(l);
  126       }
  127   
  128       public void setFloat(Object obj, float f)
  129           throws IllegalArgumentException, IllegalAccessException
  130       {
  131           throwSetIllegalArgumentException(f);
  132       }
  133   
  134       public void setDouble(Object obj, double d)
  135           throws IllegalArgumentException, IllegalAccessException
  136       {
  137           throwSetIllegalArgumentException(d);
  138       }
  139   }

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