1 /* 2 * reserved comment block 3 * DO NOT REMOVE OR ALTER! 4 */ 5 /* 6 * Licensed to the Apache Software Foundation (ASF) under one or more 7 * contributor license agreements. See the NOTICE file distributed with 8 * this work for additional information regarding copyright ownership. 9 * The ASF licenses this file to You under the Apache License, Version 2.0 10 * (the "License"); you may not use this file except in compliance with 11 * the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 */ 21 22 package com.sun.org.apache.bcel.internal.generic; 23 24 import java.io.DataOutputStream; 25 import java.io.IOException; 26 27 import com.sun.org.apache.bcel.internal.classfile.ClassElementValue; 28 import com.sun.org.apache.bcel.internal.classfile.ConstantUtf8; 29 import com.sun.org.apache.bcel.internal.classfile.ElementValue; 30 31 /** 32 * @since 6.0 33 */ 34 public class ClassElementValueGen extends ElementValueGen 35 { 36 // For primitive types and string type, this points to the value entry in 37 // the cpool 38 // For 'class' this points to the class entry in the cpool 39 private int idx; 40 ClassElementValueGen(final int typeIdx, final ConstantPoolGen cpool)41 protected ClassElementValueGen(final int typeIdx, final ConstantPoolGen cpool) 42 { 43 super(ElementValueGen.CLASS, cpool); 44 this.idx = typeIdx; 45 } 46 ClassElementValueGen(final ObjectType t, final ConstantPoolGen cpool)47 public ClassElementValueGen(final ObjectType t, final ConstantPoolGen cpool) 48 { 49 super(ElementValueGen.CLASS, cpool); 50 // this.idx = cpool.addClass(t); 51 idx = cpool.addUtf8(t.getSignature()); 52 } 53 54 /** 55 * Return immutable variant of this ClassElementValueGen 56 */ 57 @Override getElementValue()58 public ElementValue getElementValue() 59 { 60 return new ClassElementValue(super.getElementValueType(), 61 idx, 62 getConstantPool().getConstantPool()); 63 } 64 ClassElementValueGen(final ClassElementValue value, final ConstantPoolGen cpool, final boolean copyPoolEntries)65 public ClassElementValueGen(final ClassElementValue value, final ConstantPoolGen cpool, 66 final boolean copyPoolEntries) 67 { 68 super(CLASS, cpool); 69 if (copyPoolEntries) 70 { 71 // idx = cpool.addClass(value.getClassString()); 72 idx = cpool.addUtf8(value.getClassString()); 73 } 74 else 75 { 76 idx = value.getIndex(); 77 } 78 } 79 getIndex()80 public int getIndex() 81 { 82 return idx; 83 } 84 getClassString()85 public String getClassString() 86 { 87 final ConstantUtf8 cu8 = (ConstantUtf8) getConstantPool().getConstant(idx); 88 return cu8.getBytes(); 89 // ConstantClass c = (ConstantClass)getConstantPool().getConstant(idx); 90 // ConstantUtf8 utf8 = 91 // (ConstantUtf8)getConstantPool().getConstant(c.getNameIndex()); 92 // return utf8.getBytes(); 93 } 94 95 @Override stringifyValue()96 public String stringifyValue() 97 { 98 return getClassString(); 99 } 100 101 @Override dump(final DataOutputStream dos)102 public void dump(final DataOutputStream dos) throws IOException 103 { 104 dos.writeByte(super.getElementValueType()); // u1 kind of value 105 dos.writeShort(idx); 106 } 107 } 108