Java tutorial
/* * Copyright 2016 the original author or authors. * * 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.devnexus.ting.web.controller; import javax.servlet.http.HttpServletRequest; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; /** * * @author Summers Pittman */ @Controller @org.springframework.transaction.annotation.Transactional @RequestMapping("/s/amazon/**.act") public class AmazonCallbackController { private static final Log LOG = LogFactory.getLog(AmazonCallbackController.class); @RequestMapping(value = "/s/amazon/payment.act", method = RequestMethod.POST) public String processPayment(HttpServletRequest request, String recipientEmail, String referenceId, String status) { LOG.info("Received message form Amazon:" + formatHttpRequest(request)); Long referenceLong = 0l; // Load user amazon // Set amazon's credentials // Set amazon to security context // SecurityContextHolder.getContext().setAuthentication(new // UsernamePasswordAuthenticationToken("System", "System", // ArrayUtils.makeList(new UserAuthority AuthorityType.ADMIN))); try { referenceLong = Long.parseLong(referenceId); } catch (NumberFormatException nfe) { LOG.error("The reference ID:" + referenceId + " was not a number."); LOG.error("Logging amazon information and returning."); return "/amazon/OK.jsp"; } if (status.compareToIgnoreCase("PF") == 0) {// problems capt'm. Notify // someone LOG.info("Payment Failed :"); // set unpaid // set unpending // save } else {// Money is coming, register the game LOG.info("Paying for registration:"); // set paid // set not pending // save } return "OK"; } private String formatHttpRequest(HttpServletRequest request) { StringBuilder builder = new StringBuilder(); for (Object name : request.getParameterMap().keySet()) { builder.append(name).append(":").append(((String[]) request.getParameterMap().get(name))[0]); } return builder.toString(); } }