/**
 * JavaCC template file created by SF JavaCC plugin 1.5.17+ wizard for JavaCC 1.5.0+
 */
options
{
  JDK_VERSION = "1.5";
  static = true;
}

PARSER_BEGIN(eg1)

public class eg1
{
  public static void main(String args []) throws ParseException
  {
    eg1 parser = new eg1(System.in);
    while (true)
    {
      try
      {
      System.out.print("Write a valid variable: ");
      eg1.input();
      System.out.println("Variable is valid.");
    }catch(Exception e)
    {
      System.out.println("Variable not valid");
    }

    }
  }
}

PARSER_END(eg1)

SKIP :
{
  " "
| "\r"
| "\t"
| "\n"
}

TOKEN : /* OPERATORS */
{
  < PLUS : "+" >
| < MINUS : "-" >
| < MULTIPLY : "*" >
| < DIVIDE : "/" >
| < EQUALS : "=" >
| < TYPE : "BYTE" | "SHORT" | "INT" | "LONG" | "FLOAT" | "DOUBLE" | "BOOLEAN" | "CHAR" >
| < EOS : ";" >


}

TOKEN :
{
	< IDENTIFIER : ["a"-"z","A"-"Z","_"] ( ["a"-"z","A"-"Z","0"-"9","_"] )* >
}
void input() :
{
Token t1; String name;
Token t2; String type;
}
{
 t1=< TYPE >
 {type=t1.image.toString();}
 {System.out.println("type="+type); }
 t2=<IDENTIFIER>
 < EOS >
 {name=t2.image.toString();}
 {System.out.println("variable name="+name); }
}