@Override public String toString(){
  StringBuffer result=new StringBuffer();
  for (int i=0; i < data.length; i++) {
    result.append((i == 0 ? "" : ",") + data[i]);
  }
  return result.toString();
}

@ Override public String toString ( ) { StringBuffer result = new StringBuffer ( ) ; for ( int i = 0 ; i < data . length ; i ++ ) { result . append ( ( i == 0 ? "" : "," ) + data [ i ] ) ; } return result . toString ( ) ; }
returns a string representation of the data row .
