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src/java.base/share/classes/jdk/internal/reflect/UnsafeObjectFieldAccessorImpl.java

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  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 jdk.internal.reflect;
  27 
  28 import java.lang.reflect.Field;
  29 
  30 class UnsafeObjectFieldAccessorImpl extends UnsafeFieldAccessorImpl {
  31     UnsafeObjectFieldAccessorImpl(Field field) {
  32         super(field);
  33     }
  34 
  35     public Object get(Object obj) throws IllegalArgumentException {
  36         ensureObj(obj);
  37         return unsafe.getReference(obj, fieldOffset);

  38     }
  39 
  40     public boolean getBoolean(Object obj) throws IllegalArgumentException {
  41         throw newGetBooleanIllegalArgumentException();
  42     }
  43 
  44     public byte getByte(Object obj) throws IllegalArgumentException {
  45         throw newGetByteIllegalArgumentException();
  46     }
  47 
  48     public char getChar(Object obj) throws IllegalArgumentException {
  49         throw newGetCharIllegalArgumentException();
  50     }
  51 
  52     public short getShort(Object obj) throws IllegalArgumentException {
  53         throw newGetShortIllegalArgumentException();
  54     }
  55 
  56     public int getInt(Object obj) throws IllegalArgumentException {
  57         throw newGetIntIllegalArgumentException();


  59 
  60     public long getLong(Object obj) throws IllegalArgumentException {
  61         throw newGetLongIllegalArgumentException();
  62     }
  63 
  64     public float getFloat(Object obj) throws IllegalArgumentException {
  65         throw newGetFloatIllegalArgumentException();
  66     }
  67 
  68     public double getDouble(Object obj) throws IllegalArgumentException {
  69         throw newGetDoubleIllegalArgumentException();
  70     }
  71 
  72     public void set(Object obj, Object value)
  73         throws IllegalArgumentException, IllegalAccessException
  74     {
  75         ensureObj(obj);
  76         if (isFinal) {
  77             throwFinalFieldIllegalAccessException(value);
  78         }
  79         if (value != null) {
  80             if (!field.getType().isAssignableFrom(value.getClass())) {
  81                 throwSetIllegalArgumentException(value);
  82             }
  83         }
  84         unsafe.putReference(obj, fieldOffset, 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         throwSetIllegalArgumentException(b);
  97     }
  98 
  99     public void setChar(Object obj, char c)
 100         throws IllegalArgumentException, IllegalAccessException
 101     {
 102         throwSetIllegalArgumentException(c);
 103     }
 104 




  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 jdk.internal.reflect;
  27 
  28 import java.lang.reflect.Field;
  29 
  30 class UnsafeObjectFieldAccessorImpl extends UnsafeFieldAccessorImpl {
  31     UnsafeObjectFieldAccessorImpl(Field field) {
  32         super(field);
  33     }
  34 
  35     public Object get(Object obj) throws IllegalArgumentException {
  36         ensureObj(obj);
  37         return isFlattened() ? unsafe.getValue(obj, fieldOffset, field.getType())
  38                              : unsafe.getReference(obj, fieldOffset);
  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();


  60 
  61     public long getLong(Object obj) throws IllegalArgumentException {
  62         throw newGetLongIllegalArgumentException();
  63     }
  64 
  65     public float getFloat(Object obj) throws IllegalArgumentException {
  66         throw newGetFloatIllegalArgumentException();
  67     }
  68 
  69     public double getDouble(Object obj) throws IllegalArgumentException {
  70         throw newGetDoubleIllegalArgumentException();
  71     }
  72 
  73     public void set(Object obj, Object value)
  74         throws IllegalArgumentException, IllegalAccessException
  75     {
  76         ensureObj(obj);
  77         if (isFinal) {
  78             throwFinalFieldIllegalAccessException(value);
  79         }
  80         checkValue(value);
  81         if (isFlattened()) {
  82             unsafe.putValue(obj, fieldOffset, field.getType(), value);
  83         } else {

  84         unsafe.putReference(obj, fieldOffset, value);
  85         }
  86     }
  87 
  88     public void setBoolean(Object obj, boolean z)
  89         throws IllegalArgumentException, IllegalAccessException
  90     {
  91         throwSetIllegalArgumentException(z);
  92     }
  93 
  94     public void setByte(Object obj, byte b)
  95         throws IllegalArgumentException, IllegalAccessException
  96     {
  97         throwSetIllegalArgumentException(b);
  98     }
  99 
 100     public void setChar(Object obj, char c)
 101         throws IllegalArgumentException, IllegalAccessException
 102     {
 103         throwSetIllegalArgumentException(c);
 104     }
 105 


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