soot.toolkits.scalar.LocalUnitPair Maven / Gradle / Ivy
/* Soot - a J*va Optimization Framework
* Copyright (C) 1997-1999 Raja Vallee-Rai
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the Sable Research Group and others 1997-1999.
* See the 'credits' file distributed with Soot for the complete list of
* contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
*/
package soot.toolkits.scalar;
import soot.*;
/**
* Utility class used to package a Local and a Unit together.
*/
public class LocalUnitPair
{
Local local;
Unit unit;
/**
* Constructs a LocalUnitPair from a Unit object and a Local object.
* @param local some Local
* @param unit some Unit.
*/
public LocalUnitPair(Local local, Unit unit)
{
this.local = local;
this.unit = unit;
}
/**
* Two LocalUnitPairs are equal iff they hold the same Unit objects and
* the same Local objects within them.
* @param other another LocalUnitPair
* @return true if other contains the same objects as this.
*/
public boolean equals(Object other)
{
if(other instanceof LocalUnitPair &&
((LocalUnitPair) other).local == this.local &&
((LocalUnitPair) other).unit == this.unit)
{
return true;
}
else
return false;
}
public int hashCode()
{
return local.hashCode() * 101 + unit.hashCode() + 17;
}
public Local getLocal()
{
return local;
}
public Unit getUnit()
{
return unit;
}
}