soot.jimple.spark.geom.dataRep.CgEdge Maven / Gradle / Ivy
package soot.jimple.spark.geom.dataRep;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2011 Richard Xiao
* %%
* 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.jimple.spark.pag.VarNode;
import soot.jimple.toolkits.callgraph.Edge;
/**
* The internal call graph edge representation.
*
* @author xiao
*
*/
public class CgEdge {
// The edge structure in soot
public Edge sootEdge;
// The source/destination
public int s, t;
// The starting context of function t
// Thus, the interval is: (1, |s|, map_offset + |s| - 1)
public long map_offset;
// Is this call edge a SCC edge, i.e two ends both in the same SCC?
public boolean scc_edge = false;
// Is this call edge still in service?
public boolean is_obsoleted = false;
// Base variable of this virtual call edge
public VarNode base_var = null;
// Next call edge
public CgEdge next = null;
// cg_edge inv_next = null;
public CgEdge(int ss, int tt, Edge se, CgEdge ne) {
s = ss;
t = tt;
sootEdge = se;
next = ne;
}
/**
* Copy itself.
*
* @return
*/
public CgEdge duplicate() {
CgEdge new_edge = new CgEdge(s, t, sootEdge, null);
new_edge.map_offset = map_offset;
new_edge.scc_edge = scc_edge;
new_edge.base_var = base_var;
return new_edge;
}
@Override
public String toString() {
if (sootEdge != null) {
return sootEdge.toString();
}
return "(" + s + "->" + t + ", " + map_offset + ")";
}
}