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A Java Optimization Framework
There is a newer version: 4.6.0
package soot.jimple.spark.geom.geomPA;

/*-
 * #%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 java.io.PrintStream;
import java.util.Set;

import soot.jimple.spark.geom.dataMgr.PtSensVisitor;
import soot.jimple.spark.geom.dataRep.PlainConstraint;
import soot.jimple.spark.pag.AllocNode;
import soot.jimple.spark.pag.Node;

/**
 * It is used to represent the non-pointer variables (e.g. heap variable) in the geometric encoding PAG.
 * 
 * @author xiao
 *
 */
public class DummyNode extends IVarAbstraction {
  public DummyNode(Node thisVarNode) {
    me = thisVarNode;
  }

  @Override
  public void deleteAll() {
  }

  @Override
  public boolean add_points_to_3(AllocNode obj, long I1, long I2, long L) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public boolean add_points_to_4(AllocNode obj, long I1, long I2, long L1, long L2) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public boolean add_simple_constraint_3(IVarAbstraction qv, long I1, long I2, long L) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public boolean add_simple_constraint_4(IVarAbstraction qv, long I1, long I2, long L1, long L2) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public void put_complex_constraint(PlainConstraint cons) {
    // TODO Auto-generated method stub

  }

  @Override
  public void reconstruct() {
    // TODO Auto-generated method stub

  }

  @Override
  public void do_before_propagation() {
    // TODO Auto-generated method stub

  }

  @Override
  public void do_after_propagation() {
    // TODO Auto-generated method stub

  }

  @Override
  public void propagate(GeomPointsTo ptAnalyzer, IWorklist worklist) {
    // TODO Auto-generated method stub

  }

  @Override
  public void drop_duplicates() {
    // TODO Auto-generated method stub

  }

  @Override
  public void remove_points_to(AllocNode obj) {
    // TODO Auto-generated method stub

  }

  @Override
  public int num_of_diff_objs() {
    // TODO Auto-generated method stub
    return -1;
  }

  @Override
  public int num_of_diff_edges() {
    // TODO Auto-generated method stub
    return -1;
  }

  @Override
  public int count_pts_intervals(AllocNode obj) {
    // TODO Auto-generated method stub
    return 0;
  }

  @Override
  public int count_new_pts_intervals() {
    // TODO Auto-generated method stub
    return 0;
  }

  @Override
  public int count_flow_intervals(IVarAbstraction qv) {
    // TODO Auto-generated method stub
    return 0;
  }

  @Override
  public boolean heap_sensitive_intersection(IVarAbstraction qv) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public boolean pointer_interval_points_to(long l, long r, AllocNode obj) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public Set get_all_points_to_objects() {
    // TODO Auto-generated method stub
    return null;
  }

  @Override
  public void print_context_sensitive_points_to(PrintStream outPrintStream) {
    // TODO Auto-generated method stub

  }

  @Override
  public void keepPointsToOnly() {
    // TODO Auto-generated method stub

  }

  @Override
  public void injectPts() {
    // TODO Auto-generated method stub

  }

  @Override
  public boolean isDeadObject(AllocNode obj) {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public void get_all_context_sensitive_objects(long l, long r, PtSensVisitor visitor) {
    // TODO Auto-generated method stub

  }
}