com.ibm.wala.dataflow.IFDS

Class IdentityFlowFunction

java.lang.Object

com.ibm.wala.dataflow.IFDS.IdentityFlowFunction

All Implemented Interfaces:

IFlowFunction, IReversibleFlowFunction, IUnaryFlowFunction

public class IdentityFlowFunction
extends java.lang.Object
implements IReversibleFlowFunction

A flow function where out == in

Constructor Summary

Constructors

Constructor and Description
IdentityFlowFunction()

Method Summary

Modifier and Type	Method and Description
com.ibm.wala.util.intset.SparseIntSet	getSources(int i)
com.ibm.wala.util.intset.SparseIntSet	getTargets(int i)
static IdentityFlowFunction	identity()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

IdentityFlowFunction

public IdentityFlowFunction()

Method Detail

getTargets

public com.ibm.wala.util.intset.SparseIntSet getTargets(int i)

Specified by:

getTargets in interface IUnaryFlowFunction

Returns:

set of d2 such that (d1,d2) is an edge in this distributive function's graph representation, or null if there are none

getSources

public com.ibm.wala.util.intset.SparseIntSet getSources(int i)

Specified by:

getSources in interface IReversibleFlowFunction

Returns:

set of d1 such that (d1,d2) is an edge in this distributive function's graph representation, or null if there are none

identity

public static IdentityFlowFunction identity()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object