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 jdk.internal.reflect; 27 28 import java.lang.reflect.Field; 29 30 class UnsafeQualifiedStaticObjectFieldAccessorImpl 31 extends UnsafeQualifiedStaticFieldAccessorImpl 32 { 33 UnsafeQualifiedStaticObjectFieldAccessorImpl(Field field, boolean isReadOnly) { 34 super(field, isReadOnly); 35 } 36 37 public Object get(Object obj) throws IllegalArgumentException { 38 return isFlattened ? unsafe.getValue(obj, fieldOffset, field.getType()) 39 : unsafe.getObjectVolatile(base, fieldOffset); 40 } 41 42 public boolean getBoolean(Object obj) throws IllegalArgumentException { 43 throw newGetBooleanIllegalArgumentException(); 44 } 45 46 public byte getByte(Object obj) throws IllegalArgumentException { 47 throw newGetByteIllegalArgumentException(); 48 } 49 50 public char getChar(Object obj) throws IllegalArgumentException { 51 throw newGetCharIllegalArgumentException(); 52 } 53 54 public short getShort(Object obj) throws IllegalArgumentException { 55 throw newGetShortIllegalArgumentException(); 56 } 57 58 public int getInt(Object obj) throws IllegalArgumentException { 59 throw newGetIntIllegalArgumentException(); 60 } 61 62 public long getLong(Object obj) throws IllegalArgumentException { 63 throw newGetLongIllegalArgumentException(); 64 } 65 66 public float getFloat(Object obj) throws IllegalArgumentException { 67 throw newGetFloatIllegalArgumentException(); 68 } 69 70 public double getDouble(Object obj) throws IllegalArgumentException { 71 throw newGetDoubleIllegalArgumentException(); 72 } 73 74 public void set(Object obj, Object value) 75 throws IllegalArgumentException, IllegalAccessException 76 { 77 if (isReadOnly) { 78 throwFinalFieldIllegalAccessException(value); 79 } 80 if (value != null) { 81 if (!field.getType().isAssignableFrom(value.getClass())) { 82 throwSetIllegalArgumentException(value); 83 } 84 } else if (field.getType().isValue()) { 85 throw new NullPointerException("cannot set this field of type " + field.getType() + " to null"); 86 } 87 88 if (isFlattened) { 89 unsafe.putValue(base, fieldOffset, field.getType(), value); 90 } else { 91 unsafe.putObjectVolatile(base, fieldOffset, value); 92 } 93 } 94 95 public void setBoolean(Object obj, boolean z) 96 throws IllegalArgumentException, IllegalAccessException 97 { 98 throwSetIllegalArgumentException(z); 99 } 100 101 public void setByte(Object obj, byte b) 102 throws IllegalArgumentException, IllegalAccessException 103 { 104 throwSetIllegalArgumentException(b); 105 } 106 107 public void setChar(Object obj, char c) 108 throws IllegalArgumentException, IllegalAccessException 109 { 110 throwSetIllegalArgumentException(c); 111 } 112 113 public void setShort(Object obj, short s) 114 throws IllegalArgumentException, IllegalAccessException 115 { 116 throwSetIllegalArgumentException(s); 117 } 118 119 public void setInt(Object obj, int i) 120 throws IllegalArgumentException, IllegalAccessException 121 { 122 throwSetIllegalArgumentException(i); 123 } 124 125 public void setLong(Object obj, long l) 126 throws IllegalArgumentException, IllegalAccessException 127 { 128 throwSetIllegalArgumentException(l); 129 } 130 131 public void setFloat(Object obj, float f) 132 throws IllegalArgumentException, IllegalAccessException 133 { 134 throwSetIllegalArgumentException(f); 135 } 136 137 public void setDouble(Object obj, double d) 138 throws IllegalArgumentException, IllegalAccessException 139 { 140 throwSetIllegalArgumentException(d); 141 } 142 }