{"id":23,"date":"2018-03-06T21:24:21","date_gmt":"2018-03-06T13:24:21","guid":{"rendered":"http:\/\/chenhaitao.me\/?p=23"},"modified":"2018-03-06T21:26:20","modified_gmt":"2018-03-06T13:26:20","slug":"springboot-schedule-%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/chenhaitao.com\/.wp-toolkit_I\/2018\/03\/06\/springboot-schedule-%e9%85%8d%e7%bd%ae\/","title":{"rendered":"SpringBoot Schedule \u914d\u7f6e"},"content":{"rendered":"<h1 id=\"1-\u5b9a\u65f6\u4efb\u52a1\u5b9e\u73b0\u65b9\u5f0f\">1. \u5b9a\u65f6\u4efb\u52a1\u5b9e\u73b0\u65b9\u5f0f<\/h1>\n<p><strong>\u5b9a\u65f6\u4efb\u52a1\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/strong><\/p>\n<ul>\n<li>Java\u81ea\u5e26\u7684java.util.Timer\u7c7b\uff0c\u8fd9\u4e2a\u7c7b\u5141\u8bb8\u4f60\u8c03\u5ea6\u4e00\u4e2ajava.util.TimerTask\u4efb\u52a1\u3002\u4f7f\u7528\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u8ba9\u4f60\u7684\u7a0b\u5e8f\u6309\u7167\u67d0\u4e00\u4e2a\u9891\u5ea6\u6267\u884c\uff0c\u4f46\u4e0d\u80fd\u5728\u6307\u5b9a\u65f6\u95f4\u8fd0\u884c\u3002\u4e00\u822c\u7528\u7684\u8f83\u5c11\uff0c\u8fd9\u7bc7\u6587\u7ae0\u5c06\u4e0d\u505a\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/li>\n<li>\u4f7f\u7528Quartz\uff0c\u8fd9\u662f\u4e00\u4e2a\u529f\u80fd\u6bd4\u8f83\u5f3a\u5927\u7684\u7684\u8c03\u5ea6\u5668\uff0c\u53ef\u4ee5\u8ba9\u4f60\u7684\u7a0b\u5e8f\u5728\u6307\u5b9a\u65f6\u95f4\u6267\u884c\uff0c\u4e5f\u53ef\u4ee5\u6309\u7167\u67d0\u4e00\u4e2a\u9891\u5ea6\u6267\u884c\uff0c\u914d\u7f6e\u8d77\u6765\u7a0d\u663e\u590d\u6742\uff0c\u6709\u7a7a\u4ecb\u7ecd\u3002<\/li>\n<li>SpringBoot\u81ea\u5e26\u7684Scheduled\uff0c\u53ef\u4ee5\u5c06\u5b83\u770b\u6210\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684Quartz\uff0c\u800c\u4e14\u4f7f\u7528\u8d77\u6765\u6bd4Quartz\u7b80\u5355\u8bb8\u591a\uff0c\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9a\u65f6\u4efb\u52a1\u6267\u884c\u65b9\u5f0f\uff1a<\/strong><\/p>\n<ul>\n<li>\u5355\u7ebf\u7a0b\uff08\u4e32\u884c\uff09<\/li>\n<li>\u591a\u7ebf\u7a0b\uff08\u5e76\u884c\uff09<\/li>\n<\/ul>\n<h1 id=\"2-\u521b\u5efa\u5b9a\u65f6\u4efb\u52a1\">2. \u521b\u5efa\u5b9a\u65f6\u4efb\u52a1<\/h1>\n<div class=\"line number1 index0 alt2\"><code class=\"java keyword\">package<\/code> <code class=\"java plain\">com.autonavi.task.test;<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.slf4j.Logger;<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.slf4j.LoggerFactory;<\/code><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.annotation.Scheduled;<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.stereotype.Component;<\/code><\/div>\n<div class=\"line number7 index6 alt2\"><\/div>\n<div class=\"line number8 index7 alt1\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">com.autonavi.task.ScheduledTasks;<\/code><\/div>\n<div class=\"line number9 index8 alt2\"><\/div>\n<div class=\"line number10 index9 alt1\"><code class=\"java color1\">@Component<\/code><\/div>\n<div class=\"line number11 index10 alt2\"><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">class<\/code> <code class=\"java plain\">ScheduledTest {<\/code><\/div>\n<div class=\"line number12 index11 alt1\"><\/div>\n<div class=\"line number13 index12 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">private<\/code> <code class=\"java keyword\">static<\/code> <code class=\"java keyword\">final<\/code> <code class=\"java plain\">Logger logger = LoggerFactory.getLogger(ScheduledTasks.<\/code><code class=\"java keyword\">class<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number14 index13 alt1\"><\/div>\n<div class=\"line number15 index14 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java color1\">@Scheduled<\/code><code class=\"java plain\">(cron=<\/code><code class=\"java string\">\"0 0\/2 * * * ?\"<\/code><code class=\"java plain\">) <\/code><\/div>\n<div class=\"line number16 index15 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">void<\/code> <code class=\"java plain\">executeFileDownLoadTask() {<\/code><\/div>\n<div class=\"line number17 index16 alt2\"><\/div>\n<div class=\"line number18 index17 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java comments\">\/\/ \u95f4\u96942\u5206\u949f,\u6267\u884c\u4efb\u52a1\u00a0\u00a0\u00a0\u00a0 <\/code><\/div>\n<div class=\"line number19 index18 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">Thread current = Thread.currentThread();\u00a0 <\/code><\/div>\n<div class=\"line number20 index19 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">System.out.println(<\/code><code class=\"java string\">\"\u5b9a\u65f6\u4efb\u52a11:\"<\/code><code class=\"java plain\">+current.getId());<\/code><\/div>\n<div class=\"line number21 index20 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">logger.info(<\/code><code class=\"java string\">\"ScheduledTest.executeFileDownLoadTask \u5b9a\u65f6\u4efb\u52a11:\"<\/code><code class=\"java plain\">+current.getId()+ <\/code><code class=\"java string\">\",name:\"<\/code><code class=\"java plain\">+current.getName());<\/code><\/div>\n<div class=\"line number22 index21 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number23 index22 alt2\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div>\n<div id=\"highlighter_453990\" class=\"syntaxhighlighter java\"><\/div>\n<\/div>\n<\/div>\n<p>@Scheduled \u6ce8\u89e3\u7528\u4e8e\u6807\u6ce8\u8fd9\u4e2a\u65b9\u6cd5\u662f\u4e00\u4e2a\u5b9a\u65f6\u4efb\u52a1\u7684\u65b9\u6cd5\uff0c\u6709\u591a\u79cd\u914d\u7f6e\u53ef\u9009\u3002cron\u652f\u6301cron\u8868\u8fbe\u5f0f\uff0c\u6307\u5b9a\u4efb\u52a1\u5728\u7279\u5b9a\u65f6\u95f4\u6267\u884c\uff1bfixedRate\u4ee5\u7279\u5b9a\u9891\u7387\u6267\u884c\u4efb\u52a1\uff1bfixedRateString\u4ee5string\u7684\u5f62\u5f0f\u914d\u7f6e\u6267\u884c\u9891\u7387\u3002<\/p>\n<h1 id=\"3-\u542f\u52a8\u5b9a\u65f6\u4efb\u52a1\">3. \u542f\u52a8\u5b9a\u65f6\u4efb\u52a1<\/h1>\n<div class=\"line number1 index0 alt2\"><code class=\"java color1\">@SpringBootApplication<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"java color1\">@EnableScheduling<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">class<\/code> <code class=\"java plain\">App {<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">private<\/code> <code class=\"java keyword\">static<\/code> <code class=\"java keyword\">final<\/code> <code class=\"java plain\">Logger logger = LoggerFactory.getLogger(App.<\/code><code class=\"java keyword\">class<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><\/div>\n<div class=\"line number7 index6 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">static<\/code> <code class=\"java keyword\">void<\/code> <code class=\"java plain\">main(String[] args) {<\/code><\/div>\n<div class=\"line number8 index7 alt1\"><\/div>\n<div class=\"line number9 index8 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">SpringApplication.run(App.<\/code><code class=\"java keyword\">class<\/code><code class=\"java plain\">, args);\u00a0\u00a0\u00a0\u00a0 <\/code><\/div>\n<div class=\"line number10 index9 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">logger.info(<\/code><code class=\"java string\">\"start\"<\/code><code class=\"java plain\">);\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/code><\/div>\n<div class=\"line number11 index10 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">}\u00a0\u00a0 <\/code><\/div>\n<div class=\"line number12 index11 alt1\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div>\n<div id=\"highlighter_807321\" class=\"syntaxhighlighter java\"><\/div>\n<\/div>\n<\/div>\n<p>\u5176\u4e2d @EnableScheduling \u6ce8\u89e3\u7684\u4f5c\u7528\u662f\u53d1\u73b0\u6ce8\u89e3@Scheduled\u7684\u4efb\u52a1\u5e76\u540e\u53f0\u6267\u884c\u3002<\/p>\n<p>Springboot\u672c\u8eab\u9ed8\u8ba4\u7684\u6267\u884c\u65b9\u5f0f\u662f\u4e32\u884c\u6267\u884c\uff0c\u4e5f\u5c31\u662f\u8bf4\u65e0\u8bba\u6709\u591a\u5c11task\uff0c\u90fd\u662f\u4e00\u4e2a\u7ebf\u7a0b\u4e32\u884c\u6267\u884c\uff0c\u5e76\u884c\u9700\u624b\u52a8\u914d\u7f6e<\/p>\n<h1 id=\"6-\u5e76\u884c\u4efb\u52a1\">4. \u5e76\u884c\u4efb\u52a1<\/h1>\n<p>\u7ee7\u627fSchedulingConfigurer\u7c7b\u5e76\u91cd\u5199\u5176\u65b9\u6cd5\u5373\u53ef\uff0c\u5982\u4e0b\uff1a<\/p>\n<div class=\"line number1 index0 alt2\"><code class=\"java color1\">@Configuration<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"java color1\">@EnableScheduling<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">class<\/code> <code class=\"java plain\">ScheduleConfig <\/code><code class=\"java keyword\">implements<\/code> <code class=\"java plain\">SchedulingConfigurer {<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java color1\">@Override<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">void<\/code> <code class=\"java plain\">configureTasks(ScheduledTaskRegistrar taskRegistrar) {<\/code><\/div>\n<div class=\"line number7 index6 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">taskRegistrar.setScheduler(taskExecutor());<\/code><\/div>\n<div class=\"line number8 index7 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number9 index8 alt2\"><\/div>\n<div class=\"line number10 index9 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java color1\">@Bean<\/code><code class=\"java plain\">(destroyMethod=<\/code><code class=\"java string\">\"shutdown\"<\/code><code class=\"java plain\">)<\/code><\/div>\n<div class=\"line number11 index10 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">public<\/code> <code class=\"java plain\">Executor taskExecutor() {<\/code><\/div>\n<div class=\"line number12 index11 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">return<\/code> <code class=\"java plain\">Executors.newScheduledThreadPool(<\/code><code class=\"java value\">100<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number13 index12 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number14 index13 alt1\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div>\n<div id=\"highlighter_116887\" class=\"syntaxhighlighter java\"><\/div>\n<\/div>\n<\/div>\n<p>\u518d\u6b21\u6267\u884c\u4e4b\u524d\u7684\u90a3\u4e2aDemo\uff0c\u4f1a\u6b23\u7136\u53d1\u73b0\u5df2\u7ecf\u662f\u5e76\u884c\u6267\u884c\u4e86\uff01<\/p>\n<h1 id=\"6-\u5e76\u884c\u4efb\u52a1\">4. \u5f02\u6b65\u5e76\u884c\u4efb\u52a1<\/h1>\n<div class=\"line number1 index0 alt2\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.TaskScheduler;<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.annotation.AsyncConfigurer;<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.annotation.EnableAsync;<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.annotation.EnableScheduling;<\/code><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.annotation.SchedulingConfigurer;<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;<\/code><\/div>\n<div class=\"line number7 index6 alt2\"><code class=\"java keyword\">import<\/code> <code class=\"java plain\">org.springframework.scheduling.config.ScheduledTaskRegistrar;<\/code><\/div>\n<div class=\"line number8 index7 alt1\"><\/div>\n<div class=\"line number9 index8 alt2\"><code class=\"java color1\">@Configuration<\/code><\/div>\n<div class=\"line number10 index9 alt1\"><code class=\"java color1\">@EnableScheduling<\/code><\/div>\n<div class=\"line number11 index10 alt2\"><code class=\"java color1\">@EnableAsync<\/code><code class=\"java plain\">(<\/code><\/div>\n<div class=\"line number12 index11 alt1\"><code class=\"java plain\">mode = AdviceMode.PROXY, proxyTargetClass = <\/code><code class=\"java keyword\">false<\/code><code class=\"java plain\">,<\/code><\/div>\n<div class=\"line number13 index12 alt2\"><code class=\"java plain\">order = Ordered.HIGHEST_PRECEDENCE<\/code><\/div>\n<div class=\"line number14 index13 alt1\"><code class=\"java plain\">)<\/code><\/div>\n<div class=\"line number15 index14 alt2\"><code class=\"java color1\">@ComponentScan<\/code><code class=\"java plain\">(<\/code><\/div>\n<div class=\"line number16 index15 alt1\"><code class=\"java plain\">basePackages = <\/code><code class=\"java string\">\"hello\"<\/code><\/div>\n<div class=\"line number17 index16 alt2\"><code class=\"java plain\">)<\/code><\/div>\n<div class=\"line number18 index17 alt1\"><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">class<\/code> <code class=\"java plain\">RootContextConfiguration <\/code><code class=\"java keyword\">implements<\/code><\/div>\n<div class=\"line number19 index18 alt2\"><code class=\"java plain\">AsyncConfigurer, SchedulingConfigurer {<\/code><\/div>\n<div class=\"line number20 index19 alt1\"><code class=\"java color1\">@Bean<\/code><\/div>\n<div class=\"line number21 index20 alt2\"><code class=\"java keyword\">public<\/code> <code class=\"java plain\">ThreadPoolTaskScheduler taskScheduler()<\/code><\/div>\n<div class=\"line number22 index21 alt1\"><code class=\"java plain\">{<\/code><\/div>\n<div class=\"line number23 index22 alt2\"><code class=\"java plain\">ThreadPoolTaskScheduler scheduler = <\/code><code class=\"java keyword\">new<\/code> <code class=\"java plain\">ThreadPoolTaskScheduler();<\/code><\/div>\n<div class=\"line number24 index23 alt1\"><code class=\"java plain\">scheduler.setPoolSize(<\/code><code class=\"java value\">20<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number25 index24 alt2\"><code class=\"java plain\">scheduler.setThreadNamePrefix(<\/code><code class=\"java string\">\"task-\"<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number26 index25 alt1\"><code class=\"java plain\">scheduler.setAwaitTerminationSeconds(<\/code><code class=\"java value\">60<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number27 index26 alt2\"><code class=\"java plain\">scheduler.setWaitForTasksToCompleteOnShutdown(<\/code><code class=\"java keyword\">true<\/code><code class=\"java plain\">);<\/code><\/div>\n<div class=\"line number28 index27 alt1\"><code class=\"java keyword\">return<\/code> <code class=\"java plain\">scheduler;<\/code><\/div>\n<div class=\"line number29 index28 alt2\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number30 index29 alt1\"><\/div>\n<div class=\"line number31 index30 alt2\"><code class=\"java color1\">@Override<\/code><\/div>\n<div class=\"line number32 index31 alt1\"><code class=\"java keyword\">public<\/code> <code class=\"java plain\">Executor getAsyncExecutor()<\/code><\/div>\n<div class=\"line number33 index32 alt2\"><code class=\"java plain\">{<\/code><\/div>\n<div class=\"line number34 index33 alt1\"><code class=\"java plain\">Executor executor = <\/code><code class=\"java keyword\">this<\/code><code class=\"java plain\">.taskScheduler();<\/code><\/div>\n<div class=\"line number35 index34 alt2\"><code class=\"java keyword\">return<\/code> <code class=\"java plain\">executor;<\/code><\/div>\n<div class=\"line number36 index35 alt1\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number37 index36 alt2\"><\/div>\n<div class=\"line number38 index37 alt1\"><code class=\"java color1\">@Override<\/code><\/div>\n<div class=\"line number39 index38 alt2\"><code class=\"java keyword\">public<\/code> <code class=\"java keyword\">void<\/code> <code class=\"java plain\">configureTasks(ScheduledTaskRegistrar registrar)<\/code><\/div>\n<div class=\"line number40 index39 alt1\"><code class=\"java plain\">{<\/code><\/div>\n<div class=\"line number41 index40 alt2\"><code class=\"java plain\">TaskScheduler scheduler = <\/code><code class=\"java keyword\">this<\/code><code class=\"java plain\">.taskScheduler();<\/code><\/div>\n<div class=\"line number42 index41 alt1\"><code class=\"java plain\">registrar.setTaskScheduler(scheduler);<\/code><\/div>\n<div class=\"line number43 index42 alt2\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number44 index43 alt1\"><code class=\"java plain\">}<\/code><\/div>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div>\n<div id=\"highlighter_457296\" class=\"syntaxhighlighter 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