The full source code for the ConverterClient program follows.
package com.sun.tutorial.javaee.ejb; import java.math.BigDecimal; import javax.ejb.EJB; public class ConverterClient { @EJB private static Converter converter; public ConverterClient(String[] args) { } public static void main(String[] args) { ConverterClient client = new ConverterClient(args); client.doConversion(); } public void doConversion() { try { BigDecimal param = new BigDecimal("100.00"); BigDecimal yenAmount = converter.dollarToYen(param); System.out.println("$" + param + " is " + yenAmount + " Yen."); BigDecimal euroAmount = converter.yenToEuro(yenAmount); System.out.println(yenAmount + " Yen is " + euroAmount + " Euro."); System.exit(0); } catch (Exception ex) { System.err.println("Caught an unexpected exception!"); ex.printStackTrace(); } } }