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- /* *******************************************************************
- * Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
- * All rights reserved.
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * PARC initial implementation
- * ******************************************************************/
-
- package org.aspectj.weaver.bcel;
-
- import org.aspectj.apache.bcel.Constants;
- import org.aspectj.apache.bcel.generic.Instruction;
- import org.aspectj.apache.bcel.generic.InstructionFactory;
- import org.aspectj.apache.bcel.generic.InstructionList;
- import org.aspectj.weaver.ResolvedType;
-
- /**
- * XXX Erik and I need to discuss this hierarchy. Having FieldRef extend Var is convenient, but hopefully there's a better design.
- *
- * This is always a static reference.
- */
- public class BcelFieldRef extends BcelVar {
-
- private String className, fieldName;
-
- public BcelFieldRef(ResolvedType type, String className, String fieldName) {
- super(type, 0);
- this.className = className;
- this.fieldName = fieldName;
- }
-
- public String toString() {
- return "BcelFieldRef(" + getType() + " " + className + "." + fieldName + ")";
- }
-
- // public int getSlot() { return slot; }
-
- public Instruction createLoad(InstructionFactory fact) {
- return fact.createFieldAccess(className, fieldName, BcelWorld.makeBcelType(getType()), Constants.GETSTATIC);
- }
-
- public Instruction createStore(InstructionFactory fact) {
- return fact.createFieldAccess(className, fieldName, BcelWorld.makeBcelType(getType()), Constants.PUTSTATIC);
- }
-
- public InstructionList createCopyFrom(InstructionFactory fact, int oldSlot) {
- throw new RuntimeException("unimplemented");
- }
-
- // this is an array var
- // void appendConvertableArrayLoad(
- // InstructionList il,
- // InstructionFactory fact,
- // int index,
- // ResolvedType convertTo)
- // {
- // ResolvedType convertFromType = getType().getResolvedComponentType();
- // appendLoad(il, fact);
- // il.append(Utility.createConstant(fact, index));
- // il.append(fact.createArrayLoad(BcelWorld.makeBcelType(convertFromType)));
- // Utility.appendConversion(il, fact, convertFromType, convertTo);
- // }
- //
- // void appendConvertableArrayStore(
- // InstructionList il,
- // InstructionFactory fact,
- // int index,
- // BcelFieldRef storee)
- // {
- // ResolvedType convertToType = getType().getResolvedComponentType();
- // appendLoad(il, fact);
- // il.append(Utility.createConstant(fact, index));
- // storee.appendLoad(il, fact);
- // Utility.appendConversion(il, fact, storee.getType(), convertToType);
- // il.append(fact.createArrayStore(BcelWorld.makeBcelType(convertToType)));
- // }
- //
- // InstructionList createConvertableArrayStore(
- // InstructionFactory fact,
- // int index,
- // BcelFieldRef storee)
- // {
- // InstructionList il = new InstructionList();
- // appendConvertableArrayStore(il, fact, index, storee);
- // return il;
- // }
- // InstructionList createConvertableArrayLoad(
- // InstructionFactory fact,
- // int index,
- // ResolvedType convertTo)
- // {
- // InstructionList il = new InstructionList();
- // appendConvertableArrayLoad(il, fact, index, convertTo);
- // return il;
- // }
- }
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