soot.toolkits.scalar.LocalUnitPair Maven / Gradle / Ivy
package soot.toolkits.scalar;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 1997 - 1999 Raja Vallee-Rai
* %%
* This program 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 program 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 General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import soot.Local;
import soot.Unit;
/**
* 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;
}
}