jef.dna.instructions.impl
Class IStore

java.lang.Object
  jef.dna.instructions.impl.InstructionAncestor
      jef.dna.instructions.impl.IStore

All Implemented Interfaces:

java.lang.Cloneable, Instruction, BytesCountable

public class IStore
extends InstructionAncestor

This class maps the ISTORE bytecode instruction which stores an int popped from the operand stack into a local variable whose address points to an entry of the local variable array of the current frame. The above index id provided as parameter to the bytecode instruction.

Author:

ggiovanzana

Field Summary

Fields inherited from class jef.dna.instructions.impl.InstructionAncestor

logger, opCode, operands, operandsCount

Constructor Summary

IStore()
Creates a new instance of IStore

Method Summary

int	updateRefs(int offset) This method must implement the logic necessary to update all the references to constant pool table's entries contained within the bytecode instruction.

Methods inherited from class jef.dna.instructions.impl.InstructionAncestor

clone, fromArray, getBytesCount, getOpCode, getOperands, getOperandsCount, setOpCode, setOperands, setOperandsCountPosticipated, toArray

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IStore

public IStore()

Creates a new instance of IStore

Method Detail

updateRefs

public int updateRefs(int offset)

This method must implement the logic necessary to update all the references to constant pool table's entries contained within the bytecode instruction.

Specified by:

updateRefs in interface Instruction

Overrides:

updateRefs in class InstructionAncestor

Parameters:

offset - The offset used for updating expressed as number of cpt's entries to be skipped

Returns:

int The number of processed words within the current bytecode instruction