Cd_graph {

   public void check_for_inheritence(HashMap Classes) via Adjacency_Nlist through Alternat_ns to  Vertex {
	(@
	Set partnames, duplicates;
	String superClass;
	String SNumber;
	int Supernum = 0;
	// Classes Hashmap is defined in super.beh for get_superclasses
	@)
	
	before Adjacency_Nlist (@
	        duplicates = new HashSet();
		//System.out.println("Start Adjacency_Nlist");
	@)
	



	before Alternat_ns (@
		//System.out.println("before Alternat");
	@)

	before  Term_Bar_list (@
		//System.out.println("Before  Term_Bar_list");
		 partnames = new HashSet();
            
		@)


	before Vertex (@
		String vname = host.get_vertex_name().toString();
		//System.out.println("Before Vertex" + vname);
		if(!duplicates.add(vname)) {
			
			System.out.println("Error: duplicate Inheritence in Super Class " + Classes.get(vname + SNumber.valueOf(Supernum)) );
			System.out.println("Class " + vname + " is already defined in Class: " + Classes.get(vname));
			Supernum++;
		}
	@)
	}

}