java-translate 1234.1231345 -> 1234.12

java-translate
java roundup
java-numeric format

  DecimalFormat formatter = new DecimalFormat("#0.00");
    double d = 4.0;
    System.out.println(formatter.format(d));

import java.text.*;

DecimalFormat currencyFormat = new DecimalFormat("#0.00");   

poTotalAmount=(String) currencyFormat.format(rs.getDouble(15));