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 UnsafeLongFieldAccessorImpl extends UnsafeFieldAccessorImpl { 31 UnsafeLongFieldAccessorImpl(Field field) { 32 super(field); 33 } 34 35 public Object get(Object obj) throws IllegalArgumentException { 36 return Long.valueOf(getLong(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 throw newGetIntIllegalArgumentException(); 57 } 58 59 public long getLong(Object obj) throws IllegalArgumentException { 60 ensureObj(obj); 61 return unsafe.getLong(obj, fieldOffset); 62 } 63 64 public float getFloat(Object obj) throws IllegalArgumentException { 65 return getLong(obj); 66 } 67 68 public double getDouble(Object obj) throws IllegalArgumentException { 69 return getLong(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.putLong(obj, fieldOffset, ((Byte) value).byteValue()); 84 return; 85 } 86 if (value instanceof Short) { 87 unsafe.putLong(obj, fieldOffset, ((Short) value).shortValue()); 88 return; 89 } 90 if (value instanceof Character) { 91 unsafe.putLong(obj, fieldOffset, ((Character) value).charValue()); 92 return; 93 } 94 if (value instanceof Integer) { 95 unsafe.putLong(obj, fieldOffset, ((Integer) value).intValue()); 96 return; 97 } 98 if (value instanceof Long) { 99 unsafe.putLong(obj, fieldOffset, ((Long) value).longValue()); 100 return; 101 } 102 throwSetIllegalArgumentException(value); 103 } 104 105 public void setBoolean(Object obj, boolean z) 106 throws IllegalArgumentException, IllegalAccessException 107 { 108 throwSetIllegalArgumentException(z); 109 } 110 111 public void setByte(Object obj, byte b) 112 throws IllegalArgumentException, IllegalAccessException 113 { 114 setLong(obj, b); 115 } 116 117 public void setChar(Object obj, char c) 118 throws IllegalArgumentException, IllegalAccessException 119 { 120 setLong(obj, c); 121 } 122 123 public void setShort(Object obj, short s) 124 throws IllegalArgumentException, IllegalAccessException 125 { 126 setLong(obj, s); 127 } 128 129 public void setInt(Object obj, int i) 130 throws IllegalArgumentException, IllegalAccessException 131 { 132 setLong(obj, i); 133 } 134 135 public void setLong(Object obj, long l) 136 throws IllegalArgumentException, IllegalAccessException 137 { 138 ensureObj(obj); 139 if (isFinal) { 140 throwFinalFieldIllegalAccessException(l); 141 } 142 unsafe.putLong(obj, fieldOffset, l); 143 } 144 145 public void setFloat(Object obj, float f) 146 throws IllegalArgumentException, IllegalAccessException 147 { 148 throwSetIllegalArgumentException(f); 149 } 150 151 public void setDouble(Object obj, double d) 152 throws IllegalArgumentException, IllegalAccessException 153 { 154 throwSetIllegalArgumentException(d); 155 } 156} 157