SpringBoot集成WebSocket遇到的问题及解决

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-websocket</artifactId>
</dependency>

import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import javax.websocket.*;
import javax.websocket.server.PathParam;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.concurrent.CopyOnWriteArraySet;
/**
 * web socket 工具类
 *
 * @author alvinqiu
 * @data 2018/10/24
 */
@Slf4j
@Component
@ServerEndpoint(value = "/ws/{type}")
public class WebSocketServer {
    /**
     * concurrent包的线程安全Set，用来存放每个客户端对应的Session对象
     */
    private static CopyOnWriteArraySet<Session> SessionSet = new CopyOnWriteArraySet<Session>();
    @OnOpen
    public void onOpen(@PathParam("type") String type, Session session) {
        SessionSet.add(session);
        log.info("WebSocket有连接加入, 请求的数据类型为: " + type);
        try {
            sendMessage("Hello WebSocket " + type);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    @OnClose
    public void onClose(Session session) {
        SessionSet.remove(session);
        log.info("WebSocket有连接关闭");
    }
    @OnError
    public void onError(Throwable error) {
        log.info("WebSocket发生错误, 原因: " + error.getMessage());
    }
    @OnMessage
    public void onMessage(String message) {
        log.info("收到来自WebSocket客户端的消息: " + message);
    }
    /**
     * 发送消息给客户端
     *
     * @param message
     * @throws IOException
     */
    public void sendMessage(String message) throws IOException {
        for (Session session : SessionSet) {
            if (session.isOpen()) {
                session.getBasicRemote().sendText(message);
            }
        }
    }
}

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.socket.server.standard.ServerEndpointExporter;
/**
 * web socket 配置类
 *
 * @author alvinqiu
 * @data 2018/10/24
 */
@Configuration
public class WebSocketConfig {
    @Bean
    public ServerEndpointExporter serverEndpointExporter() {
        return new ServerEndpointExporter();
    }
}

/**
 * 日志切面
 *
 * @author alvinqiu
 * @date 2018/09/28
 */
@Slf4j
@Aspect
@Component
public class AspectLog {
    @Pointcut("execution(* com.xxx..*.*(..))")
    public void aspectLog() {
    }
    @Pointcut("execution(* com.xxx.api..*.*(..))")
    public void aspectApiLog() {
    }
    @Pointcut("execution(* com.xxx.service..*.*(..))")
    public void aspectServiceLog() {
    }
    @Pointcut("execution(* com.xxx.mapper..*.*(..))")
    public void aspectMapperLog() {
    }
    ...
    ...
}