Package de.uzl.its.swat.symbolic.instruction

Class IFNULL

java.lang.Object

de.uzl.its.swat.symbolic.instruction.Instruction

de.uzl.its.swat.symbolic.instruction.IFNULL

All Implemented Interfaces:

Serializable

public class IFNULL
extends Instruction

IFNULL - Branch if reference is null. For more information see the Java VM specification.

See Also:

• Serialized Form

Field Summary

Fields inherited from class de.uzl.its.swat.symbolic.instruction.Instruction

iid, mid

Constructor Summary

Constructors

Constructor	Description
IFNULL(int iid, int mid, int label)	Creates a new IFNULL instruction.

Method Summary

Modifier and Type	Method	Description
void	accept(IVisitor visitor)	Abstract accept method for the visitor.
String	toString()	Returns the string representation of the instruction.

Methods inherited from class de.uzl.its.swat.symbolic.instruction.Instruction

genericToString

Methods inherited from class java.lang.Object

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

Constructor Details

IFNULL

public IFNULL(int iid,
 int mid,
 int label)

Creates a new IFNULL instruction.

Parameters:

iid - instruction id.

mid - method id.

label - the jump destination

Method Details

accept

public void accept(IVisitor visitor)

Description copied from class: Instruction

Abstract accept method for the visitor.

Specified by:

accept in class Instruction

Parameters:

visitor - the visitor

toString

public String toString()

Returns the string representation of the instruction.

Overrides:

toString in class Object

Returns:

the representation.