001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018 package org.apache.geronimo.samples.bank.web; 019 020 import java.io.IOException; 021 import java.util.Collection; 022 import java.util.List; 023 import java.util.ArrayList; 024 025 import javax.ejb.EJB; 026 import javax.persistence.EntityManagerFactory; 027 import javax.persistence.EntityManager; 028 import javax.persistence.PersistenceUnit; 029 import javax.naming.Context; 030 import javax.naming.InitialContext; 031 import javax.naming.NamingException; 032 import javax.servlet.ServletException; 033 import javax.servlet.http.HttpServlet; 034 import javax.servlet.http.HttpServletRequest; 035 import javax.servlet.http.HttpServletResponse; 036 037 import org.apache.geronimo.samples.bank.ejb.BankManagerFacadeLocal; 038 import org.apache.geronimo.samples.bank.ejb.ExchangeRate; 039 import org.apache.geronimo.samples.bank.ejb.Customer; 040 041 public class CommonServiceServlet extends HttpServlet { 042 @EJB 043 private BankManagerFacadeLocal bm = null; 044 045 protected void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { 046 viewRates(req, res); 047 } 048 049 protected void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { 050 doGet(req,res); 051 } 052 053 private void viewRates(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException{ 054 String path = "/error.jsp";; 055 056 try { 057 List<ExchangeRate> rates = (List<ExchangeRate>)bm.getExchangeRates(); 058 req.setAttribute("ratesList", rates); 059 060 path = "/exchange_rates.jsp"; 061 062 } catch (Exception e) { 063 e.printStackTrace(); 064 } 065 getServletContext().getRequestDispatcher(path).forward(req,res); 066 } 067 }