soot.PointsToSet Maven / Gradle / Ivy
package soot;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2002 Ondrej Lhotak
* %%
* 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.jimple.ClassConstant;
/**
* A generic interface to some set of runtime objects computed by a pointer analysis.
*
* @author Ondrej Lhotak
*/
public interface PointsToSet {
/** Returns true if this set contains no run-time objects. */
public boolean isEmpty();
/** Returns true if this set shares some objects with other. */
public boolean hasNonEmptyIntersection(PointsToSet other);
/** Set of all possible run-time types of objects in the set. */
public Set possibleTypes();
/**
* If this points-to set consists entirely of string constants, returns a set of these constant strings. If this point-to
* set may contain something other than constant strings, returns null.
*/
public Set possibleStringConstants();
/**
* If this points-to set consists entirely of objects of type java.lang.Class of a known class, returns a set of
* ClassConstant's that are these classes. If this point-to set may contain something else, returns null.
*/
public Set possibleClassConstants();
}