2.0.7相关服务端功能添加

admin

2020-02-23 b59fef5c00b15fdfdfa9d4be26e5bf6b41c75458

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package com.yeshi.fanli.util.cmq; 
 
import java.util.HashMap; 
import java.util.List; 
import java.util.Map; 
 
import org.yeshi.utils.CMQUtil; 
 
import com.google.gson.Gson; 
import com.qcloud.cmq.Message; 
import com.yeshi.fanli.entity.bus.user.Order; 
import com.yeshi.fanli.entity.order.CommonOrder; 
 
public class PlaceOrderCMQManager { 
 
    private static String secretId = "AKIDTlpgJhLjOozvd6QI2XnpfGbgV4NQJk25"; 
    private static String secretKey = "xhCSUHo55oHUQ6XicFcmfIgspX0EEzWo"; 
    private static PlaceOrderCMQManager placeOrderCMQManager; 
    private static CMQUtil cmqUtil; 
 
    private final static String TOPIC_NAME = "topic_place_order"; 
 
    public static String QUEUE_AD = TOPIC_NAME + "_" + "ad"; 
    public static String QUEUE_INTEGRAL = TOPIC_NAME + "_" + "integral"; 
 
    public static String SUBSCRIBE_AD = "ad"; 
    public static String SUBSCRIBE_INTEGRAL = "integral"; 
 
    static { 
        cmqUtil = CMQUtil.getInstance(secretId, secretKey); 
        // 创建主题，添加订阅 
        cmqUtil.createTopic(TOPIC_NAME); 
        // 用户券订阅 
        String[] subscripts = new String[] { SUBSCRIBE_AD, SUBSCRIBE_INTEGRAL }; 
        String[] queues = new String[] { QUEUE_AD, QUEUE_INTEGRAL }; 
 
        for (int i = 0; i < subscripts.length; i++) { 
            String queueName = queues[i]; 
            try { 
                cmqUtil.createQueue(queueName); 
            } catch (Exception e) { 
            } 
            try { 
                cmqUtil.subscribeTopic(TOPIC_NAME, subscripts[i], queueName); 
            } catch (Exception e) { 
 
            } 
        } 
    } 
 
    public static PlaceOrderCMQManager getInstance() { 
        if (placeOrderCMQManager == null) 
            placeOrderCMQManager = new PlaceOrderCMQManager(); 
        return placeOrderCMQManager; 
    } 
 
    /** 
     * 下单 
     *  
     * @param order（只需要订单号与sourceType） 
     */ 
    public void addPlaceOrderMsg(Order order) { 
        if (order == null) 
            return; 
        cmqUtil.publishTopicMessage(TOPIC_NAME, new Gson().toJson(order)); 
    } 
 
    /** 
     * 消费队列消息 
     *  
     * @param queueName 
     * @param count 
     * @return 
     */ 
    public Map<String, Order> consumeQueueMsg(String queueName, int count) { 
        List<Message> list = cmqUtil.recieveMsg(count, queueName); 
        Map<String, Order> map = new HashMap<>(); 
 
        if (list != null) 
            for (Message msg : list) { 
                String result = msg.msgBody; 
                Order dto = new Gson().fromJson(result, Order.class); 
                map.put(msg.receiptHandle, dto); 
            } 
        return map; 
    } 
 
    public void deleteQueueMsg(String queueName, String receiptHandle) { 
        cmqUtil.deleteMsg(queueName, receiptHandle); 
    } 
 
}