1/* 2 * Copyright (c) 2001, 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 UnsafeIntegerFieldAccessorImpl extends UnsafeFieldAccessorImpl { 31 UnsafeIntegerFieldAccessorImpl(Field field) { 32 super(field); 33 } 34 35 public Object get(Object obj) throws IllegalArgumentException { 36 return Integer.valueOf(getInt(obj)); 37 } 38 39 public boolean getBoolean(Object obj) throws IllegalArgumentException { 40 throw newGetBooleanIllegalArgumentException(); 41 } 42 43 public byte getByte(Object obj) throws IllegalArgumentException { 44 throw newGetByteIllegalArgumentException(); 45 } 46 47 public char getChar(Object obj) throws IllegalArgumentException { 48 throw newGetCharIllegalArgumentException(); 49 } 50 51 public short getShort(Object obj) throws IllegalArgumentException { 52 throw newGetShortIllegalArgumentException(); 53 } 54 55 public int getInt(Object obj) throws IllegalArgumentException { 56 ensureObj(obj); 57 return unsafe.getInt(obj, fieldOffset); 58 } 59 60 public long getLong(Object obj) throws IllegalArgumentException { 61 return getInt(obj); 62 } 63 64 public float getFloat(Object obj) throws IllegalArgumentException { 65 return getInt(obj); 66 } 67 68 public double getDouble(Object obj) throws IllegalArgumentException { 69 return getInt(obj); 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 throwSetIllegalArgumentException(value); 81 } 82 if (value instanceof Byte) { 83 unsafe.putInt(obj, fieldOffset, ((Byte) value).byteValue()); 84 return; 85 } 86 if (value instanceof Short) { 87 unsafe.putInt(obj, fieldOffset, ((Short) value).shortValue()); 88 return; 89 } 90 if (value instanceof Character) { 91 unsafe.putInt(obj, fieldOffset, ((Character) value).charValue()); 92 return; 93 } 94 if (value instanceof Integer) { 95 unsafe.putInt(obj, 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 ensureObj(obj); 129 if (isFinal) { 130 throwFinalFieldIllegalAccessException(i); 131 } 132 unsafe.putInt(obj, fieldOffset, i); 133 } 134 135 public void setLong(Object obj, long l) 136 throws IllegalArgumentException, IllegalAccessException 137 { 138 throwSetIllegalArgumentException(l); 139 } 140 141 public void setFloat(Object obj, float f) 142 throws IllegalArgumentException, IllegalAccessException 143 { 144 throwSetIllegalArgumentException(f); 145 } 146 147 public void setDouble(Object obj, double d) 148 throws IllegalArgumentException, IllegalAccessException 149 { 150 throwSetIllegalArgumentException(d); 151 } 152} 153