{"id":7915,"date":"2023-11-28T20:06:29","date_gmt":"2023-11-28T12:06:29","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=7915"},"modified":"2023-12-05T15:57:58","modified_gmt":"2023-12-05T07:57:58","slug":"springboot-zhong-shen-me-shi-websockets","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/springboot-zhong-shen-me-shi-websockets\/","title":{"rendered":"SpringBoot \u4e2d\u4ec0\u4e48\u662f WebSockets?"},"content":{"rendered":"<p>WebSockets \u662f\u4e00\u79cd\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u5b9e\u73b0\u53cc\u5411\u901a\u4fe1\u7684\u534f\u8bae\u3002\u5b83\u5141\u8bb8\u670d\u52a1\u5668\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6570\u636e\uff0c\u800c\u4e0d\u9700\u8981\u5ba2\u6237\u7aef\u663e\u5f0f\u5730\u8bf7\u6c42\u3002\u5728 Spring Boot \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 Spring Framework \u63d0\u4f9b\u7684 <code>spring-websocket<\/code> \u6a21\u5757\u6765\u5b9e\u73b0 WebSockets \u529f\u80fd\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f Spring Boot \u4e2d WebSockets \u7684\u4e3b\u8981\u6982\u5ff5\u548c\u7ec4\u4ef6\uff1a<\/p>\n<ol>\n<li>\n<strong>Stomp\uff1a<\/strong><\/p>\n<ul>\n<li>Stomp\uff08Simple Text Oriented Messaging Protocol\uff09\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6587\u672c\u5bfc\u5411\u6d88\u606f\u534f\u8bae\uff0c\u5b83\u5728 WebSocket \u4e4b\u4e0a\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6d88\u606f\u4f20\u9012\u6846\u67b6\u3002Spring \u6846\u67b6\u63d0\u4f9b\u4e86\u5bf9 Stomp \u534f\u8bae\u7684\u652f\u6301\uff0c\u4f7f\u5f97\u5728 Spring \u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528 WebSockets \u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>WebSocket \u652f\u6301\uff1a<\/strong><\/p>\n<ul>\n<li>Spring \u6846\u67b6\u63d0\u4f9b\u4e86\u5bf9 WebSocket \u7684\u652f\u6301\uff0c\u5305\u62ec\u670d\u52a1\u5668\u7aef\u7684\u914d\u7f6e\u548c\u5ba2\u6237\u7aef\u7684\u652f\u6301\u3002\u901a\u8fc7\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528 <code>@EnableWebSocket<\/code> \u6ce8\u89e3\uff0c\u53ef\u4ee5\u542f\u7528 WebSocket \u652f\u6301\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-java\">import org.springframework.context.annotation.Configuration;\nimport org.springframework.web.socket.config.annotation.EnableWebSocket;\nimport org.springframework.web.socket.config.annotation.WebSocketConfigurer;\nimport org.springframework.web.socket.config.annotation.WebSocketHandlerRegistry;\n\n@Configuration\n@EnableWebSocket\npublic class WebSocketConfig implements WebSocketConfigurer {\n\n    @Override\n    public void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {\n        registry.addHandler(new MyWebSocketHandler(), &quot;\/my-websocket&quot;);\n    }\n}\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>WebSocketHandler\uff1a<\/strong><\/p>\n<ul>\n<li><code>WebSocketHandler<\/code> \u63a5\u53e3\u7528\u4e8e\u5904\u7406 WebSocket \u8fde\u63a5\u7684\u751f\u547d\u5468\u671f\u548c\u6d88\u606f\u5904\u7406\u3002\u4f60\u53ef\u4ee5\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684 <code>WebSocketHandler<\/code> \u6765\u5904\u7406\u4e0d\u540c\u7684 WebSocket \u4e8b\u4ef6\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-java\">import org.springframework.web.socket.CloseStatus;\nimport org.springframework.web.socket.TextMessage;\nimport org.springframework.web.socket.WebSocketSession;\nimport org.springframework.web.socket.handler.TextWebSocketHandler;\n\npublic class MyWebSocketHandler extends TextWebSocketHandler {\n\n    @Override\n    protected void handleTextMessage(WebSocketSession session, TextMessage message) {\n        \/\/ \u5904\u7406\u6536\u5230\u7684\u6587\u672c\u6d88\u606f\n    }\n\n    @Override\n    public void afterConnectionEstablished(WebSocketSession session) {\n        \/\/ \u8fde\u63a5\u5efa\u7acb\u65f6\u7684\u5904\u7406\u903b\u8f91\n    }\n\n    @Override\n    public void afterConnectionClosed(WebSocketSession session, CloseStatus status) {\n        \/\/ \u8fde\u63a5\u5173\u95ed\u65f6\u7684\u5904\u7406\u903b\u8f91\n    }\n}\n<\/code><\/pre>\n<\/li>\n<li>\n<strong>\u4f7f\u7528 Stomp\uff1a<\/strong><\/p>\n<ul>\n<li>\u5982\u679c\u4f7f\u7528 Stomp \u534f\u8bae\uff0c\u53ef\u4ee5\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528 <code>@EnableWebSocketMessageBroker<\/code> \u6ce8\u89e3\u542f\u7528 WebSocket \u6d88\u606f\u4ee3\u7406\u3002\u8fd9\u6837\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528 <code>@MessageMapping<\/code> \u6ce8\u89e3\u5904\u7406\u7279\u5b9a\u6d88\u606f\u7684\u6620\u5c04\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-java\">import org.springframework.context.annotation.Configuration;\nimport org.springframework.messaging.simp.config.MessageBrokerRegistry;\nimport org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;\nimport org.springframework.web.socket.config.annotation.StompEndpointRegistry;\nimport org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;\n\n@Configuration\n@EnableWebSocketMessageBroker\npublic class WebSocketConfig implements WebSocketMessageBrokerConfigurer {\n\n    @Override\n    public void registerStompEndpoints(StompEndpointRegistry registry) {\n        registry.addEndpoint(&quot;\/my-websocket&quot;).withSockJS();\n    }\n\n    @Override\n    public void configureMessageBroker(MessageBrokerRegistry registry) {\n        registry.enableSimpleBroker(&quot;\/topic&quot;);\n        registry.setApplicationDestinationPrefixes(&quot;\/app&quot;);\n    }\n}\n<\/code><\/pre>\n<\/li>\n<\/ol>\n<p>\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c<code>\/my-websocket<\/code> \u662f WebSocket \u7684\u7aef\u70b9\uff0c\u800c <code>\/topic<\/code> \u548c <code>\/app<\/code> \u662f Stomp \u534f\u8bae\u7684\u6d88\u606f\u4ee3\u7406\u914d\u7f6e\u3002\u4f7f\u7528 Stomp \u534f\u8bae\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u5904\u7406\u6d88\u606f\u7684\u8ba2\u9605\u548c\u53d1\u9001\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>WebSockets \u662f\u4e00\u79cd\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u5b9e\u73b0\u53cc\u5411\u901a\u4fe1\u7684\u534f\u8bae\u3002\u5b83\u5141\u8bb8\u670d\u52a1\u5668\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6570\u636e\uff0c\u800c\u4e0d\u9700\u8981 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-7915","post","type-post","status-publish","format-standard","hentry","category-springboot"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7915","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=7915"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7915\/revisions"}],"predecessor-version":[{"id":16553,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7915\/revisions\/16553"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=7915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=7915"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=7915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}