{"id":8032,"date":"2023-11-28T20:11:49","date_gmt":"2023-11-28T12:11:49","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=8032"},"modified":"2023-12-05T16:05:59","modified_gmt":"2023-12-05T08:05:59","slug":"springboot-zhong-ru-he-shi-xian-ding-shi-ren-wu","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/springboot-zhong-ru-he-shi-xian-ding-shi-ren-wu\/","title":{"rendered":"SpringBoot\u4e2d\u5982\u4f55\u5b9e\u73b0\u5b9a\u65f6\u4efb\u52a1\uff1f"},"content":{"rendered":"<p>\u5728 Spring Boot \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 <code>@Scheduled<\/code> \u6ce8\u89e3\u6216\u8005\u5b9e\u73b0 <code>SchedulingConfigurer<\/code> \u63a5\u53e3\u6765\u5b9e\u73b0\u5b9a\u65f6\u4efb\u52a1\u3002\u4ee5\u4e0b\u662f\u4e24\u79cd\u65b9\u5f0f\u7684\u7b80\u5355\u793a\u4f8b\uff1a<\/p>\n<h3><a id=\"1%E4%BD%BF%E7%94%A8-scheduled%E6%B3%A8%E8%A7%A3%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>1. \u4f7f\u7528 <code>@Scheduled<\/code> \u6ce8\u89e3\uff1a<\/h3>\n<pre><code class=\"language-java\">import org.springframework.scheduling.annotation.Scheduled;\nimport org.springframework.stereotype.Component;\n\n@Component\npublic class MyScheduledTask {\n\n    @Scheduled(fixedRate = 5000) \/\/ \u6bcf\u96945\u79d2\u6267\u884c\u4e00\u6b21\n    public void myFixedRateTask() {\n        System.out.println(&quot;Fixed Rate Task executed at &quot; + System.currentTimeMillis());\n    }\n\n    @Scheduled(cron = &quot;0 0\/1 * * * ?&quot;) \/\/ \u6bcf\u5206\u949f\u6267\u884c\u4e00\u6b21\n    public void myCronTask() {\n        System.out.println(&quot;Cron Task executed at &quot; + System.currentTimeMillis());\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u901a\u8fc7 <code>@Scheduled<\/code> \u6ce8\u89e3\u6807\u6ce8\u7684\u65b9\u6cd5 <code>myFixedRateTask<\/code> \u548c <code>myCronTask<\/code> \u5c06\u4f1a\u6309\u7167\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u6267\u884c\u4efb\u52a1\u3002<code>fixedRate<\/code> \u5c5e\u6027\u8868\u793a\u4efb\u52a1\u6267\u884c\u7684\u65f6\u95f4\u95f4\u9694\uff0c<code>cron<\/code> \u5c5e\u6027\u4f7f\u7528 Cron \u8868\u8fbe\u5f0f\u6765\u5b9a\u4e49\u6267\u884c\u7684\u65f6\u95f4\u89c4\u5219\u3002<\/p>\n<h3><a id=\"2%E5%AE%9E%E7%8E%B0-schedulingconfigurer%E6%8E%A5%E5%8F%A3%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>2. \u5b9e\u73b0 <code>SchedulingConfigurer<\/code> \u63a5\u53e3\uff1a<\/h3>\n<pre><code class=\"language-java\">import org.springframework.context.annotation.Configuration;\nimport org.springframework.scheduling.annotation.EnableScheduling;\nimport org.springframework.scheduling.annotation.SchedulingConfigurer;\nimport org.springframework.scheduling.config.ScheduledTaskRegistrar;\n\n@Configuration\n@EnableScheduling\npublic class MySchedulingConfigurer implements SchedulingConfigurer {\n\n    @Override\n    public void configureTasks(ScheduledTaskRegistrar taskRegistrar) {\n        taskRegistrar.addFixedRateTask(() -&gt; {\n            System.out.println(&quot;Fixed Rate Task executed at &quot; + System.currentTimeMillis());\n        }, 5000);\n\n        taskRegistrar.addCronTask(() -&gt; {\n            System.out.println(&quot;Cron Task executed at &quot; + System.currentTimeMillis());\n        }, &quot;0 0\/1 * * * ?&quot;);\n    }\n}\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0c\u901a\u8fc7\u5b9e\u73b0 <code>SchedulingConfigurer<\/code> \u63a5\u53e3\u5e76\u91cd\u5199 <code>configureTasks<\/code> \u65b9\u6cd5\uff0c\u624b\u52a8\u914d\u7f6e\u4e86\u5b9a\u65f6\u4efb\u52a1\u3002<code>addFixedRateTask<\/code> \u548c <code>addCronTask<\/code> \u65b9\u6cd5\u5206\u522b\u7528\u4e8e\u6dfb\u52a0\u6309\u7167\u56fa\u5b9a\u65f6\u95f4\u95f4\u9694\u548c Cron \u8868\u8fbe\u5f0f\u6267\u884c\u7684\u4efb\u52a1\u3002<\/p>\n<p>\u9009\u62e9\u54ea\u79cd\u65b9\u5f0f\u53d6\u51b3\u4e8e\u4f60\u7684\u559c\u597d\u548c\u9879\u76ee\u9700\u6c42\u3002\u4f7f\u7528 <code>@Scheduled<\/code> \u6ce8\u89e3\u66f4\u4e3a\u7b80\u5355\uff0c\u9002\u7528\u4e8e\u7b80\u5355\u7684\u5b9a\u65f6\u4efb\u52a1\u9700\u6c42\u3002\u5982\u679c\u9700\u8981\u66f4\u7075\u6d3b\u7684\u914d\u7f6e\u6216\u8005\u52a8\u6001\u5730\u6dfb\u52a0\u5b9a\u65f6\u4efb\u52a1\uff0c\u53ef\u4ee5\u9009\u62e9\u5b9e\u73b0 <code>SchedulingConfigurer<\/code> \u63a5\u53e3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Spring Boot \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 @Scheduled \u6ce8\u89e3\u6216\u8005\u5b9e\u73b0 SchedulingConfi [&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-8032","post","type-post","status-publish","format-standard","hentry","category-springboot"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8032","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=8032"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8032\/revisions"}],"predecessor-version":[{"id":16563,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8032\/revisions\/16563"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=8032"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=8032"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=8032"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}