基于spingboot的websocket多人聊天系统。包括订阅,广播、点对点单人聊天,多人聊天室功能。
简单示例

广播

单人聊天

多人聊天室

websocket配置
- package com.iamgpj.demowebsocket.config;
-
- import com.iamgpj.demowebsocket.v4.SocketChannelInterceptor;
- import org.springframework.context.annotation.Configuration;
- import org.springframework.messaging.simp.config.ChannelRegistration;
- import org.springframework.messaging.simp.config.MessageBrokerRegistry;
- import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
- import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
- import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;
-
- import javax.websocket.server.ServerEndpointConfig;
-
- /**
- * @author Ives
- * @date 2020/4/20 13:51
- */
- @Configuration
- @EnableWebSocketMessageBroker
- public class WebSocketConfig extends ServerEndpointConfig.Configurator implements WebSocketMessageBrokerConfigurer {
-
- /**
- * 注册端点,发布或者订阅消息的时候需要连接此端点
- * addEndpoint websocket的端点,客户端需要注册这个端点进行链接
- * setAllowedOrigins 非必须,*表示允许其他域进行连接,跨域
- * withSockJS 允许客户端利用sockjs进行浏览器兼容性处理
- * @param registry
- */
- @Override
- public void registerStompEndpoints(StompEndpointRegistry registry) {
- registry.addEndpoint("/ws/endpoints-websocket")
- //.setAllowedOrigins("*")
- .withSockJS();
- }
-
- /**
- * 配置消息代理
- * @param registry
- */
- @Override
- public void configureMessageBroker(MessageBrokerRegistry registry) {
- // 设置服务器广播消息的基础路径
- registry.enableSimpleBroker("/topic", "/user");
- // 设置客户端订阅消息的基础路径
- registry.setApplicationDestinationPrefixes("/app");
- }
-
-
- /** 配置频道拦截器,用于聊天室 */
- @Override
- public void configureClientInboundChannel(ChannelRegistration registration) {
- registration.interceptors(new SocketChannelInterceptor());
- }
- }
聊天室程序
- package com.iamgpj.demowebsocket.v4;
-
- import lombok.extern.slf4j.Slf4j;
- import org.springframework.beans.BeanUtils;
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.messaging.simp.SimpMessagingTemplate;
- import org.springframework.scheduling.annotation.Scheduled;
- import org.springframework.stereotype.Service;
-
- import java.time.LocalDateTime;
- import java.util.Collection;
- import java.util.HashMap;
- import java.util.Map;
-
- /**
- * @author Ives
- * @date 2020/4/21 11:13
- */
- @Service
- @Slf4j
- public class ChatRoomService {
-
- @Autowired
- private SimpMessagingTemplate template;
-
- /**
- * 模拟数据库中存储的用户
- */
- public static Map<String, String> userMap = new HashMap<>();
- /**
- * 保存当前在线用户
- * 实际应该存储于redis等可持久化缓存服务器中,做到数据共享
- */
- public static Map<String, String> onlineUserMap = new HashMap<>();
-
- /** 初始化数据 */
- static {
- userMap.put("张三", "111111");
- userMap.put("李四", "111111");
- userMap.put("王五", "111111");
- userMap.put("赵六", "111111");
- userMap.put("陈七", "111111");
- }
-
- /**
- * 每两秒给客户端推送当前在线用户
- */
- @Scheduled(fixedRate = 2000)
- public void pushOnlineUser() {
- Collection<String> users = onlineUserMap.values();
- log.info("【聊天室在线用户】={}", users);
- template.convertAndSend("/topic/onlineUser", users);
- }
-
-
- /**
- * 推送聊天消息
- * @param inMessage 内容
- */
- public void pushChatRoom(InMessage inMessage) {
- OutMessage outMessage = new OutMessage();
- BeanUtils.copyProperties(inMessage, outMessage);
- outMessage.setPushTime(LocalDateTime.now());
- template.convertAndSend("/topic/chatRoom", outMessage);
- }
- }

1、项目前段使用bootstrap框架,使用maven引入webjars作为样式文件。
2、访问路径分别为
http://localhost:8080/v1/index.html
http://localhost:8080/v2/index.html
http://localhost:8080/v3/tom.html
http://localhost:8080/v3/jerry.html
http://localhost:8080/v4/index.html
3、聊天室请分别使用不同浏览器登录测试。登录名可以为,张三、李四、王五、赵六....