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 26package jdk.internal.reflect; 27 28import java.lang.reflect.Field; 29 30class 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 Byte.valueOf(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} 140