core:
import edu.neu.ccs.demeter.dj.*;
import java.util.*;

import edu.neu.ccs.demeter.*;
add: class Main {
  public constructor Main() {{
    super();
  }}
  public static Main parse(java.io.Reader in)
    throws ParseException
  {{ return new Parser(in)._Main(); }}
  public static Main parse(java.io.InputStream in)
    throws ParseException
  {{ return new Parser(in)._Main(); }}
  public static Main parse(String s) {{
    try { return parse(new java.io.StringReader(s)); }
    catch (ParseException e) {
      throw new RuntimeException(e.toString());
    }
  }}
{{
  static ClassGraph cg;
  static int err_num;
  static int war_num;
  public static void main(String args[]) throws Exception {
	if(args.length < 1)
	{
		System.out.println("\nUsage: demeterj test input_file_name");
		System.out.println("example: demeterj test test1.cd\n");
		return;
	}
    java.io.Reader in = new java.io.FileReader(args[0]);
    err_num = 0;
    war_num = 0;
	System.out.println("\nRunning the cd-checker...please wait\n");
    Cd_graph cd = Cd_graph.parse(in);
    cg = new ClassGraph(true,false);
	findUndefinedClasses(cd);
	System.out.println();
	System.out.print(err_num);
	if(err_num<=1)
		System.out.print(" error and ");
	else 
		System.out.print(" errors and ");
	System.out.print(war_num);
	if(war_num<=1)
		System.out.println(" warning");
	else 
		System.out.println(" warnings");
	 
 }
  
 static void findUndefinedClasses(Cd_graph cd)
 {
	TraversalGraph tg = new TraversalGraph("from Cd_graph bypassing{ Neighbors, ->*,parameters,*}to Vertex",cg);
  	cd.findUndefinedClasses(tg);
 }
}}
{{  void universal_trv0_bef(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).before(this);
  }
}}
{{  void universal_trv0_aft(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).after(this);
  }
}}
{{  void universal_trv0(UniversalVisitor _v_) {
    universal_trv0_bef(_v_);
    universal_trv0_aft(_v_);
  }
}}
}