serp.bytecode

Class MonitorInstruction

java.lang.Object

serp.bytecode.Instruction

serp.bytecode.MonitorInstruction

All Implemented Interfaces:

BCEntity, VisitAcceptor

Direct Known Subclasses:

MonitorEnterInstruction, MonitorExitInstruction

public abstract class MonitorInstruction
extends Instruction

A synchronization instruction.

Author:

Abe White

Method Summary

Modifier and Type	Method and Description
int	getStackChange() Return the number of stack positions this instruction pushes or pops during its execution.

Methods inherited from class serp.bytecode.Instruction

acceptVisit, equalsInstruction, getByteIndex, getClassLoader, getCode, getLineNumber, getLogicalStackChange, getName, getOpcode, getPool, getProject, isValid

Methods inherited from class java.lang.Object

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

Method Detail

getStackChange

public int getStackChange()

Description copied from class: Instruction

Return the number of stack positions this instruction pushes or pops during its execution.

Overrides:

getStackChange in class Instruction

Returns:

0 if the stack is not affected by this instruction, a positive number if it pushes onto the stack, and a negative number if it pops from the stack