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() {<FILL_FUNCTION_BODY>}
}

    if (sootEdge != null) {
      return sootEdge.toString();
    }

    return "(" + s + "->" + t + ", " + map_offset + ")";
  
<no_super_class>