springboot websocket聊天室
时间: 2023-04-28 08:05:41 浏览: 56
Spring Boot 是一个框架,可以用于构建基于 Spring 框架的应用程序。WebSocket 是一种在单个 TCP 连接上进行全双工通信的协议。通过使用 Spring Boot 和 WebSocket,可以构建一个聊天室应用程序。
具体实现:
1. 在项目中引入 Spring Boot WebSocket 依赖
2. 创建 WebSocketConfig 配置类,并在其中配置 WebSocket 连接
3. 创建 WebSocket 处理器类,处理客户端发送的消息
4. 在控制器中处理 WebSocket 连接请求
5. 在前端页面中连接 WebSocket 服务器并实现聊天功能
参考资料:
- https://spring.io/guides/gs/messaging-stomp-websocket/
- https://juejin.im/post/6844904078960177153
相关问题
springboot websocket 聊天室
回答: 在Spring Boot中实现WebSocket聊天室的步骤如下:
1. 首先,编写一个WebSocketConfig配置类,注入对象ServerEndpointExporter,该bean会自动注册使用了@ServerEndpoint注解声明的WebSocket端点。<em>1</em><em>2</em><em>3</em>
#### 引用[.reference_title]
- *1* *2* *3* [springboot+websocket构建在线聊天室(群聊+单聊)](https://blog.csdn.net/qq_41603102/article/details/82492040)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT3_1"}} ] [.reference_item]
[ .reference_list ]
springboot websocket聊天室开发实例
好的,下面是一个简单的 Spring Boot WebSocket 聊天室的开发实例:
1. 首先,创建一个 Spring Boot 项目,并添加所需的依赖:
```xml
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-websocket</artifactId>
</dependency>
<dependency>
<groupId>org.webjars</groupId>
<artifactId>webjars-locator-core</artifactId>
</dependency>
<dependency>
<groupId>org.webjars</groupId>
<artifactId>sockjs-client</artifactId>
<version>1.3.0</version>
</dependency>
<dependency>
<groupId>org.webjars</groupId>
<artifactId>stomp-websocket</artifactId>
<version>2.3.3</version>
</dependency>
</dependencies>
```
2. 创建一个 WebSocket 配置类:
```java
@Configuration
@EnableWebSocketMessageBroker
public class WebSocketConfig implements WebSocketMessageBrokerConfigurer {
@Override
public void configureMessageBroker(MessageBrokerRegistry registry) {
registry.enableSimpleBroker("/topic");
registry.setApplicationDestinationPrefixes("/app");
}
@Override
public void registerStompEndpoints(StompEndpointRegistry registry) {
registry.addEndpoint("/ws").withSockJS();
}
}
```
3. 创建一个控制器类:
```java
@Controller
public class ChatController {
@MessageMapping("/chat")
@SendTo("/topic/messages")
public ChatMessage sendMessage(ChatMessage message) {
return message;
}
}
```
4. 创建一个聊天消息类:
```java
public class ChatMessage {
private String content;
private String sender;
// getters and setters
}
```
5. 创建一个 HTML 页面:
```html
<!DOCTYPE html>
<html>
<head>
<title>WebSocket Chat Example</title>
<script src="/webjars/sockjs-client/sockjs.min.js"></script>
<script src="/webjars/stomp-websocket/stomp.min.js"></script>
<script src="/js/app.js"></script>
</head>
<body>
<div>
<label>Username:</label>
<input type="text" id="username" />
</div>
<div>
<label>Message:</label>
<input type="text" id="message" />
<button onclick="sendMessage()">Send</button>
</div>
<div id="messages"></div>
</body>
</html>
```
6. 创建一个 JavaScript 文件:
```javascript
var stompClient = null;
function connect() {
var socket = new SockJS('/ws');
stompClient = Stomp.over(socket);
stompClient.connect({}, function(frame) {
console.log('Connected: ' + frame);
stompClient.subscribe('/topic/messages', function(message) {
showMessage(JSON.parse(message.body));
});
});
}
function sendMessage() {
var username = document.getElementById('username').value;
var message = document.getElementById('message').value;
var chatMessage = {
content: message,
sender: username
};
stompClient.send("/app/chat", {}, JSON.stringify(chatMessage));
}
function showMessage(message) {
var messages = document.getElementById('messages');
var messageElement = document.createElement('div');
messageElement.innerHTML = '<strong>' + message.sender + '</strong>: ' + message.content;
messages.appendChild(messageElement);
}
connect();
```
7. 运行程序并访问页面,即可在聊天室中发送和接收消息。
希望这个实例能帮助你了解如何使用 Spring Boot 开发 WebSocket 聊天室。