org.apache.bcel.generic
Class StackInstruction

java.lang.Object
  org.apache.bcel.generic.Instruction
      org.apache.bcel.generic.StackInstruction

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, POP, POP2, SWAP

public abstract class StackInstruction
extends Instruction

Super class for stack operations like DUP and POP.

Version:

$Id: StackInstruction.java 386056 2006-03-15 11:31:56Z tcurdt $

Author:

M. Dahm

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.bcel.generic.Instruction

length, opcode

Constructor Summary

(package private)	StackInstruction() Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction().
protected	StackInstruction(short opcode)

Method Summary

Type	getType(ConstantPoolGen cp)

Methods inherited from class org.apache.bcel.generic.Instruction

accept, consumeStack, copy, dispose, dump, equals, getComparator, getLength, getName, getOpcode, initFromFile, produceStack, readInstruction, setComparator, toString, toString, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

StackInstruction

StackInstruction()

Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction(). Not to be used otherwise.

StackInstruction

protected StackInstruction(short opcode)

Parameters:

opcode - instruction opcode

Method Detail

getType

public Type getType(ConstantPoolGen cp)

Returns:

Type.UNKNOWN