/*************************************************
* Copyright (C) 2006 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*************************************************/
package com.google.checkout.sample.connect;
import com.google.checkout.sample.protocol.CallBackParser;
import com.google.checkout.sample.protocol.ProtocolException;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* The <b>CallBackServlet</b> class is designed to handle concurrent Merchant
* Calculations API and Notification API requests. If your web application
* uses servlets to construct or process Google Checkout API requests, you
* will likely need to modify the web.xml file used by your web application
* to route API requests that you receive from Google Checkout to the correct
* servlet.
* <br>
* After receiving a request from Google Checkout, the CallBackServlet
* retrieves the body of the request as an InputStream and then passes the
* InputStream to the
* {@see CallBackParser#parseCallBack(InputStream)}
* method.
*
*/
public class CallBackServlet extends javax.servlet.http.HttpServlet
implements javax.servlet.Servlet {
/* (non-Java-doc)
* @see javax.servlet.http.HttpServlet#HttpServlet()
*/
public CallBackServlet() {
super();
}
/* (non-Java-doc)
* @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request, response);
}
/* (non-Java-doc)
* @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
CallBackParser handler = CallBackParser.getInstance();
// Retrieve the request body as an InputStream
InputStream in = request.getInputStream();
// Pass the request body to the CallBackParser#parseCallBack method
handler.parseCallBack(in);
PrintWriter out = response.getWriter();
out.print("call back accepted");
} catch (ProtocolException protocolEx) {
}
}
}