public void index(Tuple t,String field){
  String s;
  if ((s=t.getString(field)) == null)   return;
  StringTokenizer st=new StringTokenizer(s,m_delim);
  while (st.hasMoreTokens()) {
    String tok=st.nextToken();
    addString(tok,t);
  }
}

public void index ( Tuple t , String field ) { String s ; if ( ( s = t . getString ( field ) ) == null ) return ; StringTokenizer st = new StringTokenizer ( s , m_delim ) ; while ( st . hasMoreTokens ( ) ) { String tok = st . nextToken ( ) ; addString ( tok , t ) ; } }
indexes the given field of the provided tuple instance .
