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- /* *******************************************************************
- * Copyright (c) 2004 IBM
- * All rights reserved.
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Public License v 2.0
- * which accompanies this distribution and is available at
- * https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
- *
- * Contributors:
- * Andy Clement - initial implementation {date}
- * ******************************************************************/
-
- package org.aspectj.apache.bcel.classfile.annotation;
-
- import java.io.DataOutputStream;
- import java.io.IOException;
-
- import org.aspectj.apache.bcel.Constants;
- import org.aspectj.apache.bcel.classfile.ConstantPool;
- import org.aspectj.apache.bcel.classfile.ConstantUtf8;
- import org.aspectj.apache.bcel.generic.ObjectType;
-
- public class EnumElementValue extends ElementValue {
-
- // For enum types, these two indices point to the type and value
- private int typeIdx;
- private int valueIdx;
-
- /**
- * This ctor assumes the constant pool already contains the right type and value - as indicated by typeIdx and valueIdx. This
- * ctor is used for deserialization
- */
- protected EnumElementValue(int typeIdx, int valueIdx, ConstantPool cpool) {
- super(ElementValue.ENUM_CONSTANT, cpool);
- if (type != ENUM_CONSTANT) {
- throw new RuntimeException("Only element values of type enum can be built with this ctor");
- }
- this.typeIdx = typeIdx;
- this.valueIdx = valueIdx;
- }
-
- // /**
- // * Return immutable variant of this EnumElementValue
- // */
- // public ElementValueGen getElementValue() {
- // System.err.println("Duplicating value: "+getEnumTypeString()+":"+getEnumValueString());
- // return new EnumElementValueGen(type,typeIdx,valueIdx,cpGen);
- // }
-
- public EnumElementValue(ObjectType t, String value, ConstantPool cpool) {
- super(ElementValue.ENUM_CONSTANT, cpool);
- typeIdx = cpool.addUtf8(t.getSignature());// was addClass(t);
- valueIdx = cpool.addUtf8(value);// was addString(value);
- }
-
- public EnumElementValue(EnumElementValue value, ConstantPool cpool, boolean copyPoolEntries) {
- super(ENUM_CONSTANT, cpool);
- if (copyPoolEntries) {
- typeIdx = cpool.addUtf8(value.getEnumTypeString());// was addClass(value.getEnumTypeString());
- valueIdx = cpool.addUtf8(value.getEnumValueString()); // was addString(value.getEnumValueString());
- } else {
- typeIdx = value.getTypeIndex();
- valueIdx = value.getValueIndex();
- }
- }
-
- @Override
- public void dump(DataOutputStream dos) throws IOException {
- dos.writeByte(type); // u1 type of value (ENUM_CONSTANT == 'e')
- dos.writeShort(typeIdx); // u2
- dos.writeShort(valueIdx); // u2
- }
-
- /**
- * return signature and value, something like Lp/Color;RED
- */
- @Override
- public String stringifyValue() {
- StringBuilder sb = new StringBuilder();
- ConstantUtf8 cu8 = (ConstantUtf8) cpool.getConstant(typeIdx, Constants.CONSTANT_Utf8);
- sb.append(cu8.getValue());
- cu8 = (ConstantUtf8) cpool.getConstant(valueIdx, Constants.CONSTANT_Utf8);
- sb.append(cu8.getValue());
- return sb.toString();
- }
-
- public String toString() {
- StringBuilder s = new StringBuilder("E(");
- s.append(getEnumTypeString()).append(" ").append(getEnumValueString()).append(")");
- return s.toString();
- }
-
- // BCELBUG: Should we need to call utility.signatureToString() on the output here?
- public String getEnumTypeString() {
- // Constant cc = getConstantPool().getConstant(typeIdx);
- // ConstantClass cu8 = (ConstantClass)getConstantPool().getConstant(typeIdx);
- // return ((ConstantUtf8)getConstantPool().getConstant(cu8.getNameIndex())).getBytes();
- return ((ConstantUtf8) getConstantPool().getConstant(typeIdx)).getValue();
- // return Utility.signatureToString(cu8.getBytes());
- }
-
- public String getEnumValueString() {
- return ((ConstantUtf8) getConstantPool().getConstant(valueIdx)).getValue();
- // ConstantString cu8 = (ConstantString)getConstantPool().getConstant(valueIdx);
- // return ((ConstantUtf8)getConstantPool().getConstant(cu8.getStringIndex())).getBytes();
- }
-
- public int getValueIndex() {
- return valueIdx;
- }
-
- public int getTypeIndex() {
- return typeIdx;
- }
-
- }
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