《通义千问AI落地—下》:WebSocket详解

发布于:2024-08-24 ⋅ 阅读:(132) ⋅ 点赞:(0)

一、前言

文本源自 微博客 且已获授权,请尊重版权。

     《通义千问AI落地——下篇》如约而至。Websocket在这一类引用中,起到前后端通信的作用。因此,本文将介绍websocket在这类应用场景下的配置、使用、注意事项以及ws连接升级为wss连接等;如下图,本站已经使用了wss连接:

image.png

二、后端接口

     后端接口主要涉及Websocket的配置、握手认证、消息收发等,我们来逐一讲解:

2.1、WebSocket配置


import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Lazy;
import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;

@EnableWebSocketMessageBroker
@Configuration
public class WebSocketConfig implements WebSocketMessageBrokerConfigurer {
   
    private TaskScheduler messageBrokerTaskScheduler;

    @Autowired
    public void setMessageBrokerTaskScheduler(@Lazy TaskScheduler taskScheduler) {
   
        this.messageBrokerTaskScheduler = taskScheduler;
    }

    @Override
    public void registerStompEndpoints(StompEndpointRegistry registry) {
   
        // 指定允许握手的域名
        //String[] allowedOrigins = {"www.microblog.store", "xxx"};

        registry.addEndpoint("/ws/handshake")
                .setAllowedOrigins("*")  //如果指定握手域名,可以填入allowedOrigins 
                .setHandshakeHandler(new UserHandshakeHandler());
    }

    @Override
    public void configureMessageBroker(MessageBrokerRegistry registry) {
   
        registry.setApplicationDestinationPrefixes("/ws")
                .setUserDestinationPrefix("/user")
                // 客户端订阅消息的请求前缀,topic一般用于广播推送,queue用于点对点推送
                .enableSimpleBroker("/broad",</

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