soot.jimple.spark.sets.PointsToSetEqualsWrapper Maven / Gradle / Ivy
package soot.jimple.spark.sets;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2007 Eric Bodden
* %%
* 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 java.util.Set;
import soot.PointsToSet;
import soot.Type;
import soot.jimple.ClassConstant;
/**
* A decorator that implements equals/hashCode for {@link PointsToSet} supporting the {@link EqualsSupportingPointsToSet}
* interface.
*
* @author Eric Bodden
*/
public class PointsToSetEqualsWrapper implements PointsToSet {
protected EqualsSupportingPointsToSet pts;
public PointsToSetEqualsWrapper(EqualsSupportingPointsToSet pts) {
this.pts = pts;
}
/**
* {@inheritDoc}
*/
@Override
public int hashCode() {
// delegate
return pts.pointsToSetHashCode();
}
/**
* {@inheritDoc}
*/
@Override
public boolean equals(Object obj) {
if (this == obj || this.pts == obj) {
return true;
}
// unwrap other
obj = unwrapIfNecessary(obj);
// delegate
return pts.pointsToSetEquals(obj);
}
/**
* @param other
* @return
* @see soot.PointsToSet#hasNonEmptyIntersection(soot.PointsToSet)
*/
public boolean hasNonEmptyIntersection(PointsToSet other) {
// unwrap other
other = (PointsToSet) unwrapIfNecessary(other);
return pts.hasNonEmptyIntersection(other);
}
/**
* @return
* @see soot.PointsToSet#isEmpty()
*/
public boolean isEmpty() {
return pts.isEmpty();
}
/**
* @return
* @see soot.PointsToSet#possibleClassConstants()
*/
public Set possibleClassConstants() {
return pts.possibleClassConstants();
}
/**
* @return
* @see soot.PointsToSet#possibleStringConstants()
*/
public Set possibleStringConstants() {
return pts.possibleStringConstants();
}
/**
* @return
* @see soot.PointsToSet#possibleTypes()
*/
public Set possibleTypes() {
return pts.possibleTypes();
}
protected Object unwrapIfNecessary(Object obj) {
if (obj instanceof PointsToSetEqualsWrapper) {
PointsToSetEqualsWrapper wrapper = (PointsToSetEqualsWrapper) obj;
obj = wrapper.pts;
}
return obj;
}
/**
* {@inheritDoc}
*/
@Override
public String toString() {
return pts.toString();
}
}