update

于紫祥_1901

2020-10-10 00e38ff225eb948f5234934afc01aa54c94e0de6

 src/main/java/com/moral/webSocketServer/BSTestWebsocketServer.java

@@ -18,6 +18,7 @@
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
@@ -25,6 +26,13 @@
@Slf4j
@ServerEndpoint("/web/testWebSocket/{param}")
@Component
/** 
* @Description: 用于测试的websocket
        * @Param: 
        * @return: 
        * @Author: 下雨听风
        * @Date: 2020/9/30
        */ 
public class BSTestWebsocketServer {

    public static DeviceService deviceService;
@@ -51,6 +59,7 @@
    private final String exchange = "screens_data";

    private static Map<String, Sensor> sensors;



    @PostConstruct
@@ -85,30 +94,39 @@
        paramMap.put("regionCode", regionCode);
        ParameterUtils.getRegionType4RegionCode(paramMap);
        List<Device> deviceList = deviceService.queryDevice(paramMap);
        Map<String,Device> deviceMap = new HashMap<>();

        try {
            Connection connection = RabbitMQUtils.getConnection();
            final Channel channel = connection.createChannel();
            //生成临时队列
            String queue = channel.queueDeclare().getQueue();

            //交换机与队列通过routingKey进行绑定
            String routingKey = "";
            for (Device d : deviceList) {
                deviceMap.put(d.getMac(),d);
                routingKey = orgId + "." + d.getMac();
                channel.queueBind(queue, exchange, routingKey);
            }



            //消费消息,手动确认模式。
            channel.basicQos(1);//每次只消费一条数据
            channel.basicQos(30);//预先读取数
            channel.basicConsume(queue, false, new DefaultConsumer(channel) {
                @Override
                public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                    //对从MQ中取出的数据做转换，并且发送风速到客户端                    
                    Map message = (Map) JSON.parse((String) JSON.parse(new String(body)));
                    sendWindInfo(message);
                    
                    //判断是否接收到客户端发送的mac，如果接收到则返回指定mac设备信息
                    if(mac!=null&&(!mac.equals(0)))
                        sendDeviceInfo(message);
                    channel.basicAck(envelope.getDeliveryTag(), false);
                        sendDeviceInfo(message,deviceMap);
                    
                    //手动确认
                    channel.basicAck(envelope.getDeliveryTag(), true);
                    
                    //判断socket是否已经断开
                    if (!webSocketMap.containsKey(accountId)) {
                        RabbitMQUtils.closeConnectionChannel(connection, channel);
@@ -132,7 +150,6 @@
    @OnMessage
    public void onMessage(String message, Session session) {
        if (!ObjectUtils.isEmpty(message)) {
            System.out.println(message);
            Map<String, Object> map = JSON.parseObject(message);
            this.mac = (String) map.get("mac");
        }
@@ -154,7 +171,13 @@
        }
    }

    //发送风向标数据
    /** 
    * @Description: 从客户端连接到socket就一直开始发送风向数据
            * @Param: [param]
            * @return: void
            * @Author: 陈凯裕
            * @Date: 2020/9/30
            */ 
    private void sendWindInfo(Map<String, Object> param) {
        try {
            Map<String, Object> map = new HashMap<>();
@@ -168,22 +191,35 @@
        }
    }

    //根据mac发送device数据
    private void sendDeviceInfo(Map<String, Object> param) {
    /** 
    * @Description: 接收前端mac以及accountid，传送前端指定mac号的设备信息
            * @Param: [param]
            * @return: void
            * @Author: 陈凯裕
            * @Date: 2020/9/30
            */ 
    private void sendDeviceInfo(Map<String, Object> param,Map<String,Device> deviceMap) {
        String deviceMac = (String) param.get("mac");
        if (mac.equals(deviceMac)) {
            try {
                Map<String, Object> map = new HashMap<>();
                Map<String,Object> sortMap = new LinkedHashMap<>();

                //先放名称地址，用于排序
                    Device device =deviceMap.get(mac);
                    sortMap.put("名称",device.getName());
                    sortMap.put("地址",device.getAddress());


                //将传感器代号转化为汉字
                param.forEach((key, value) -> {
                    Sensor sensor = sensors.get(key);
                    if (!ObjectUtils.isEmpty(sensor)) {
                        String unit = ObjectUtils.isEmpty(sensor.getUnit()) ? "" : (String) sensor.getUnit();
                        map.put(sensor.getName(), value + unit);
                        sortMap.put(sensor.getName(), value + unit);
                    }
                });
                String mac = (String) param.get("mac");
                map.put("mac", mac);
                sendMessage(JSON.toJSONString(map));

                sendMessage(JSON.toJSONString(sortMap));
            } catch (IOException e) {
                log.error("根据mac发送设备数据异常");
            }