package com.yeshi.fanli.util.cmq;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.yeshi.utils.CMQUtil;
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import com.google.gson.Gson;
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import com.qcloud.cmq.Message;
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import com.yeshi.fanli.entity.bus.user.ThreeSale;
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import com.yeshi.fanli.log.LogHelper;
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public class ThreeSaleCMQManager {
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private static String secretId = "AKIDTlpgJhLjOozvd6QI2XnpfGbgV4NQJk25";
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private static String secretKey = "xhCSUHo55oHUQ6XicFcmfIgspX0EEzWo";
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private static ThreeSaleCMQManager threeSaleCMQManager;
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private static CMQUtil cmqUtil;
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private final static String TOPIC_NAME = "topic_three_sale";
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public static String QUEUE_USER_COUPON = TOPIC_NAME + "_" + "user_coupon";
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public static String SUBSCRIBE_USER_COUPON = "user_coupon";
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static {
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cmqUtil = CMQUtil.getInstance(secretId, secretKey);
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// 创建主题,添加订阅
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cmqUtil.createTopic(TOPIC_NAME);
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// 用户券订阅
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String[] subscripts = new String[] { SUBSCRIBE_USER_COUPON };
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String[] queues = new String[] { QUEUE_USER_COUPON };
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for (int i = 0; i < subscripts.length; i++) {
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String queueName = queues[i];
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cmqUtil.createQueue(queueName);
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cmqUtil.subscribeTopic(TOPIC_NAME, subscripts[i], queueName);
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}
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}
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public static ThreeSaleCMQManager getInstance() {
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if (threeSaleCMQManager == null)
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threeSaleCMQManager = new ThreeSaleCMQManager();
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return threeSaleCMQManager;
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}
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/**
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* 发布
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*
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* @param history
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*/
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public void addThreeSaleMsg(ThreeSale threeSale) {
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if (threeSale == null)
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return;
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cmqUtil.publishTopicMessage(TOPIC_NAME, new Gson().toJson(threeSale));
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LogHelper.test("邀请消息投递成功");
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}
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/**
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* 消费队列消息
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*
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* @param queueName
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* @param count
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* @return
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*/
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public Map<String, ThreeSale> consumeQueueMsg(String queueName, int count) {
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List<Message> list = cmqUtil.recieveMsg(count, queueName);
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Map<String, ThreeSale> map = new HashMap<>();
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if (list != null)
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for (Message msg : list) {
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String result = msg.msgBody;
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ThreeSale threeSale = new Gson().fromJson(result, ThreeSale.class);
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map.put(msg.receiptHandle, threeSale);
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}
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return map;
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}
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public void deleteQueueMsg(String queueName, String receiptHandle) {
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cmqUtil.deleteMsg(queueName, receiptHandle);
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}
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}
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