Class IdentityFlowFunction

java.lang.Object

com.ibm.wala.dataflow.IFDS.IdentityFlowFunction

All Implemented Interfaces:

IFlowFunction, IReversibleFlowFunction, IUnaryFlowFunction

public class IdentityFlowFunction
extends Object
implements IReversibleFlowFunction

A flow function where out == in

Constructor Summary

Constructors

Constructor	Description
IdentityFlowFunction()

Method Summary

Modifier and Type	Method	Description
SparseIntSet	getSources(int i)
SparseIntSet	getTargets(int i)
static IdentityFlowFunction	identity()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

IdentityFlowFunction

public IdentityFlowFunction()

Method Details

getTargets

public 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 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 String toString()

Overrides:

toString in class Object