Java tutorial
/* * Copyright 2006-2015 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.consol.citrus.demo.devoxx.service; import org.json.simple.JSONObject; import org.springframework.beans.factory.InitializingBean; import org.springframework.beans.factory.annotation.Autowired; import java.util.*; import java.util.concurrent.atomic.AtomicInteger; /** * @author Christoph Deppisch * @since 2.4 */ public class ReportService implements InitializingBean { /** In memory report **/ private Map<String, AtomicInteger> report = new LinkedHashMap<>(); /** In memory id store of produced items */ private ArrayList<String> produced = new ArrayList<>(); @Autowired private MailService mailService; /** * Gets the status of a very specific item found by its id. * @return */ public boolean status(String id) { return produced.contains(id); } /** * Adds new produced item. * @param id * @param type * @param amount */ public void add(String id, String type, Integer amount) throws Exception { produced.add(id); if (report.containsKey(type)) { report.get(type).addAndGet(amount); } else { report.put(type, new AtomicInteger(amount)); } if (getCookiesCount(type) >= 1000) { informStakeholders(type); } } /** * Inform stakeholders that we have produced a large amount of cookies. * @param type */ private void informStakeholders(String type) { mailService.sendMail("stakeholders@example.com", "Congratulations!", String.format("Produced 1000+ cookies of type '%s', we are rich now!", type)); } /** * Gets the current cookie order count of type. * @param type * @return */ private int getCookiesCount(String type) { return report.get(type).get(); } /** * Construc JSON report data. * @return */ public String json() { JSONObject jsonReport = new JSONObject(); for (Map.Entry<String, AtomicInteger> goods : report.entrySet()) { jsonReport.put(goods.getKey(), goods.getValue().get()); } return jsonReport.toString(); } /** * Construct HTML report data. * @return */ public String html() { StringBuilder response = new StringBuilder(); response.append( "<html><body><h1>Camel bakery reporting</h1><p>Today we have produced following goods:</p>"); response.append("<ul>"); for (Map.Entry<String, AtomicInteger> goods : report.entrySet()) { response.append("<li>").append(goods.getKey()).append(":").append(goods.getValue().get()) .append("</li>"); } response.append("</ul>"); response.append("<p><a href=\"reporting/orders\">Show orders</a></p>"); response.append("</body></html>"); return response.toString(); } /** * Gets list of all produced order ids. * @return */ public String orders() { StringBuilder response = new StringBuilder(); response.append("<html><body>"); response.append("<ul>"); for (String orderId : produced) { response.append("<li>").append(orderId).append("</li>"); } response.append("</ul>"); response.append("</body></html>"); return response.toString(); } /** * Reset all reports in memory. */ public void reset() { report.clear(); produced.clear(); report.put("chocolate", new AtomicInteger()); report.put("caramel", new AtomicInteger()); report.put("blueberry", new AtomicInteger()); } @Override public void afterPropertiesSet() throws Exception { reset(); } }