/*  SCCS - @(#)ParamsNode.java	1.2 - 02/28/99 - 12:39:21 */

/*
 * Copyright (c) 1997 USC Brain Project. email nsl@java.usc.edu.
*/
//
// ParamsNode
////////////////////////////////////////////////////////////

/**
 * ParamsNode - Parameter list
 */
package npp.src.util;

import java.lang.String;
import java.util.Vector;
import pp.src.jbf.*;

public class ParamsNode extends YYtoken{

  public ParamsNode(FormalNode t) {
    super(YYtokentypes.nt_parameterList, 
	  t.text, t.lineno, t.charno, t.charno0);
    list = new Vector();
    list.addElement(t);
    code0=t.code0;
  }

  public void addHead(FormalNode t) {
    list.insertElementAt(t, 0);
    code0=t.code0+","+code0;
  }

  public void addTail(FormalNode t) {
    list.addElement(t);
    code0=code0+","+t.code0;
  }

  public void remove() {
    list.removeAllElements();
    code0="";
  }

  public int size() {
    return list.size();
  }

  public Vector list;
  public String code0="";
}