/*
* reserved comment block
* DO NOT REMOVE OR ALTER!
*/
package com.sun.org.apache.bcel.internal.generic;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
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* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
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* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
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* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache BCEL" must not be used to endorse or promote products
* derived from this software without prior written permission. For
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* "Apache BCEL", nor may "Apache" appear in their name, without
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*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
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import com.sun.org.apache.bcel.internal.classfile.ConstantPool;
import com.sun.org.apache.bcel.internal.classfile.ConstantUtf8;
import com.sun.org.apache.bcel.internal.classfile.ConstantNameAndType;
import com.sun.org.apache.bcel.internal.classfile.ConstantCP;
import com.sun.org.apache.bcel.internal.classfile.*;
/**
* Super class for the GET/PUTxxx family of instructions.
*
* @version $Id: FieldInstruction.java,v 1.1.2.1 2005/07/31 23:45:49 jeffsuttor Exp $
* @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
*/
public abstract class FieldInstruction extends FieldOrMethod
implements TypedInstruction {
/**
* Empty constructor needed for the Class.newInstance() statement in
* Instruction.readInstruction(). Not to be used otherwise.
*/
FieldInstruction() {}
/**
* @param index to constant pool
*/
protected FieldInstruction(short opcode, int index) {
super(opcode, index);
}
/**
* @return mnemonic for instruction with symbolic references resolved
*/
public String toString(ConstantPool cp) {
return com.sun.org.apache.bcel.internal.Constants.OPCODE_NAMES[opcode] + " " +
cp.constantToString(index, com.sun.org.apache.bcel.internal.Constants.CONSTANT_Fieldref);
}
/** @return size of field (1 or 2)
*/
protected int getFieldSize(ConstantPoolGen cpg) {
return getType(cpg).getSize();
}
/** @return return type of referenced field
*/
public Type getType(ConstantPoolGen cpg) {
return getFieldType(cpg);
}
/** @return type of field
*/
public Type getFieldType(ConstantPoolGen cpg) {
return Type.getType(getSignature(cpg));
}
/** @return name of referenced field.
*/
public String getFieldName(ConstantPoolGen cpg) {
return getName(cpg);
}
}