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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 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 new Long(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   }

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