{"id":203635,"date":"2023-08-16T18:38:17","date_gmt":"2023-08-16T10:38:17","guid":{"rendered":"https:\/\/www.idc.net\/help\/203635\/"},"modified":"2023-08-16T18:38:17","modified_gmt":"2023-08-16T10:38:17","slug":"android-%e4%bd%bf%e7%94%a8-jobscheduler-%e6%89%a7%e8%a1%8c%e5%90%8e%e5%8f%b0%e4%bb%bb%e5%8a%a1","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/203635\/","title":{"rendered":"Android \u4f7f\u7528 JobScheduler \u6267\u884c\u540e\u53f0\u4efb\u52a1"},"content":{"rendered":"<h4>JobScheduler\u4ecb\u7ecd<\/h4>\n<p>JobScheduler\u662fAndroid\u7cfb\u7edf\u4e2d\u7528\u4e8e\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u6267\u884c\u540e\u53f0\u4efb\u52a1\u3002\u5b83\u53ef\u4ee5\u6839\u636e\u8bf8\u5982\u8bbe\u5907\u7a7a\u95f2\u3001\u5145\u7535\u72b6\u6001\u3001\u7f51\u7edc\u8fde\u63a5\u72b6\u6001\u7b49\u6761\u4ef6\u6765\u8c03\u5ea6\u4efb\u52a1\u7684\u6267\u884c\u3002\u901a\u8fc7JobScheduler\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u540e\u53f0\u4efb\u52a1\u7684\u6267\u884c\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u6027\u80fd\u548c\u8282\u7701\u7535\u91cf\u3002JobScheduler\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u907f\u514d\u4f7f\u7528\u4f20\u7edf\u7684\u5b9a\u65f6\u5668\u548c\u8f6e\u8be2\u65b9\u5f0f\u6765\u6267\u884c\u540e\u53f0\u4efb\u52a1\uff0c\u4ece\u800c\u66f4\u52a0\u667a\u80fd\u548c\u9ad8\u6548\u5730\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u540e\u53f0\u4efb\u52a1\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<p style=\"text-align:center\">\n<h4>JobScheduler\u76f8\u5173API<\/h4>\n<ul>\n<li>JobInfo.Builder\uff1a\u7528\u4e8e\u6784\u5efaJobInfo\u5bf9\u8c61\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u8981\u6267\u884c\u7684\u4efb\u52a1\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u5982\u6267\u884c\u6761\u4ef6\u3001\u91cd\u8bd5\u7b56\u7565\u7b49\u3002<\/li>\n<li>JobScheduler\uff1a\u7528\u4e8e\u5c06JobInfo\u5bf9\u8c61\u63d0\u4ea4\u7ed9\u7cfb\u7edf\uff0c\u5e76\u8fdb\u884c\u4efb\u52a1\u7684\u8c03\u5ea6\u548c\u6267\u884c\u3002<\/li>\n<li>JobService\uff1a\u7528\u4e8e\u5b9a\u4e49\u8981\u6267\u884c\u7684\u540e\u53f0\u4efb\u52a1\u7684Service\u7c7b\uff0c\u9700\u8981\u7ee7\u627f\u81eaJobService\uff0c\u5e76\u5b9e\u73b0onStartJob()\u548conStopJob()\u65b9\u6cd5\u3002<\/li>\n<li>JobInfo\uff1a\u5305\u542b\u4e86\u8981\u6267\u884c\u7684\u4efb\u52a1\u7684\u4fe1\u606f\uff0c\u5982\u8981\u6267\u884c\u7684Service\u3001\u6267\u884c\u6761\u4ef6\u3001\u91cd\u8bd5\u7b56\u7565\u7b49\u3002<\/li>\n<\/ul>\n<h4>JobScheduler\u4f7f\u7528<\/h4>\n<ul>\n<li>\u521b\u5efaJobInfo\u5bf9\u8c61\uff1a \u9996\u5148\uff0c\u4f60\u9700\u8981\u521b\u5efa\u4e00\u4e2aJobInfo\u5bf9\u8c61\uff0c\u8be5\u5bf9\u8c61\u63cf\u8ff0\u4e86\u4f60\u8981\u8c03\u5ea6\u7684\u4efb\u52a1\u7684\u5c5e\u6027\uff0c\u5982\u6267\u884c\u6761\u4ef6\u3001\u91cd\u8bd5\u7b56\u7565\u7b49\u3002<\/li>\n<li>\u521b\u5efaJobService\uff1a \u63a5\u4e0b\u6765\uff0c\u4f60\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u7ee7\u627f\u81eaJobService\u7684\u7c7b\uff0c\u8be5\u7c7b\u5c06\u8d1f\u8d23\u5b9e\u9645\u6267\u884c\u4f60\u7684\u4efb\u52a1\u3002<\/li>\n<li>\u5c06\u4efb\u52a1\u63d0\u4ea4\u7ed9JobScheduler\uff1a \u901a\u8fc7JobScheduler\u7684schedule\u65b9\u6cd5\uff0c\u5c06\u4f60\u521b\u5efa\u7684JobInfo\u5bf9\u8c61\u63d0\u4ea4\u7ed9\u7cfb\u7edf\u8fdb\u884c\u8c03\u5ea6\u3002<\/li>\n<\/ul>\n<p>\u793a\u4f8b\u4ee3\u7801:<\/p>\n<pre><code>public class MyJobService extends JobService {\n\n    @Override\n    public boolean onStartJob(final JobParameters params) {\n        \/\/todo \u6267\u884c\u4efb\u52a1\n        return true;\n    }\n    \n    @Override\n    public boolean onStopJob(JobParameters params) {\n        \/\/\u8fd4\u56defalse\u8868\u793a\u505c\u6b62\u540e\u4e0d\u518d\u91cd\u8bd5\n        return false;\u6267\u884c\n    }\n}<\/code><\/pre>\n<p>\u6ce8\u610fMyJobService\u9700\u8981\u5728AndroidManifest\u4e2d\u914d\u7f6e\uff1a<\/p>\n<pre><code>&lt;service \n    android:name=\".MyJobService\"\n    android:permission=\"android.permission.BIND_JOB_SERVICE\"\/&gt;<\/code><\/pre>\n<p>\u521b\u5efaJobInfo\u5bf9\u8c61\uff0c\u5c06\u4efb\u52a1\u63d0\u4ea4\u7ed9JobScheduler\uff1a<\/p>\n<pre><code>\/\/ \u521b\u5efaJobInfo\u5bf9\u8c61\nJobInfo jobInfo = new JobInfo.Builder(JOB_ID, new ComponentName(context, MyJobService.class))\n        .setRequiredNetworkType(JobInfo.NETWORK_TYPE_ANY)\n        .setRequiresCharging(true)\n        .setPeriodic(1000 * 60 * 15) \/\/ 15\u5206\u949f\u6267\u884c\u4e00\u6b21\n        .build();\n\n\/\/ \u83b7\u53d6JobScheduler\nJobScheduler jobScheduler = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);\n\n\/\/ \u5c06JobInfo\u5bf9\u8c61\u4f20\u9012\u7ed9JobScheduler\njobScheduler.schedule(jobInfo);<\/code><\/pre>\n<h4>JobScheduler\u4f18\u7f3a\u70b9<\/h4>\n<ul>\n<li>\u6761\u4ef6\u89e6\u53d1\uff1aJobScheduler\u53ef\u4ee5\u6839\u636e\u4e00\u4e9b\u6761\u4ef6\u6765\u89e6\u53d1\u4efb\u52a1\u7684\u6267\u884c\uff0c\u6bd4\u5982\u8bbe\u5907\u5145\u7535\u72b6\u6001\u3001\u7f51\u7edc\u8fde\u63a5\u72b6\u6001\u3001\u8bbe\u5907\u7a7a\u95f2\u65f6\u7b49\u3002<\/li>\n<li>\u7075\u6d3b\u8c03\u5ea6\uff1aJobScheduler\u4f1a\u6839\u636e\u8bbe\u5907\u7684\u5f53\u524d\u72b6\u6001\u548c\u7535\u91cf\u60c5\u51b5\u6765\u7075\u6d3b\u8c03\u5ea6\u4efb\u52a1\u7684\u6267\u884c\u65f6\u95f4\uff0c\u4ee5\u5c3d\u91cf\u51cf\u5c11\u5bf9\u8bbe\u5907\u6027\u80fd\u548c\u7535\u91cf\u7684\u5f71\u54cd\u3002<\/li>\n<li>\u4efb\u52a1\u6267\u884c\uff1a\u4e00\u65e6\u6ee1\u8db3\u89e6\u53d1\u6761\u4ef6\uff0cJobScheduler\u4f1a\u5c06\u4efb\u52a1\u4ea4\u7ed9\u7cfb\u7edf\u6765\u6267\u884c\uff0c\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u4efb\u52a1\u5728\u5408\u9002\u7684\u65f6\u673a\u5f97\u5230\u6267\u884c\uff0c\u800c\u4e0d\u4f1a\u5f71\u54cd\u5230\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n<li>\u4f18\u5148\u7ea7\u7ba1\u7406\uff1aJobScheduler\u53ef\u4ee5\u6839\u636e\u4efb\u52a1\u7684\u4f18\u5148\u7ea7\u6765\u7ba1\u7406\u4efb\u52a1\u7684\u6267\u884c\u987a\u5e8f\uff0c\u786e\u4fdd\u91cd\u8981\u4efb\u52a1\u4f18\u5148\u6267\u884c\u3002<\/li>\n<\/ul>\n<p>JobScheduler\u901a\u8fc7\u7075\u6d3b\u7684\u6761\u4ef6\u89e6\u53d1\u548c\u8c03\u5ea6\u673a\u5236\uff0c\u4ee5\u53ca\u4f18\u5148\u7ea7\u7ba1\u7406\uff0c\u6765\u786e\u4fdd\u540e\u53f0\u4efb\u52a1\u5728\u5408\u9002\u7684\u65f6\u673a\u5f97\u5230\u6267\u884c\uff0c\u540c\u65f6\u5c3d\u91cf\u51cf\u5c11\u5bf9\u8bbe\u5907\u6027\u80fd\u548c\u7535\u91cf\u7684\u5f71\u54cd\u3002<\/p>\n<p>JobScheduler\u7684\u7f3a\u70b9\uff1a<\/p>\n<ul>\n<li>\u517c\u5bb9\u6027\u9650\u5236\uff1aJobScheduler\u4ec5\u9002\u7528\u4e8e\u8fd0\u884cAndroid 5.0\uff08API\u7ea7\u522b21\uff09\u53ca\u66f4\u9ad8\u7248\u672c\u7684\u8bbe\u5907\uff0c\u8fd9\u610f\u5473\u7740\u5bf9\u4e8e\u8f83\u65e7\u7684\u8bbe\u5907\uff0c\u53ef\u80fd\u65e0\u6cd5\u5145\u5206\u5229\u7528\u5176\u529f\u80fd\u3002<\/li>\n<li>\u529f\u80fd\u53d7\u9650\uff1a\u5c3d\u7ba1JobScheduler\u63d0\u4f9b\u4e86\u4e00\u4e9b\u7075\u6d3b\u7684\u8c03\u5ea6\u548c\u4f18\u5316\u529f\u80fd\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u80fd\u9700\u8981\u66f4\u590d\u6742\u7684\u8c03\u5ea6\u9700\u6c42\uff0c\u8fd9\u53ef\u80fd\u8d85\u51fa\u4e86JobScheduler\u7684\u80fd\u529b\u8303\u56f4\u3002<\/li>\n<li>\u540e\u53f0\u4efb\u52a1\u5904\u7406\u590d\u6742\u6027\uff1a\u5bf9\u4e8e\u4e00\u4e9b\u590d\u6742\u7684\u540e\u53f0\u4efb\u52a1\u5904\u7406\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u80fd\u9700\u8981\u66f4\u591a\u7684\u63a7\u5236\u548c\u7075\u6d3b\u6027\uff0c\u800cJobScheduler\u53ef\u80fd\u65e0\u6cd5\u63d0\u4f9b\u8db3\u591f\u7684\u652f\u6301\u3002<\/li>\n<li>\u4e0d\u9002\u7528\u4e8e\u6240\u6709\u5e94\u7528\uff1a\u67d0\u4e9b\u7279\u5b9a\u7c7b\u578b\u7684\u5e94\u7528\u53ef\u80fd\u4e0d\u9002\u5408\u4f7f\u7528JobScheduler\uff0c\u4f8b\u5982\u9700\u8981\u7cbe\u786e\u65f6\u95f4\u63a7\u5236\u6216\u9700\u8981\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u7acb\u5373\u6267\u884c\u4efb\u52a1\u7684\u5e94\u7528\u3002<\/li>\n<\/ul>\n<p>\u5c3d\u7ba1JobScheduler\u63d0\u4f9b\u4e86\u4e00\u4e9b\u4fbf\u5229\u7684\u8c03\u5ea6\u548c\u4f18\u5316\u529f\u80fd\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u80fd\u9700\u8981\u8003\u8651\u5176\u4ed6\u89e3\u51b3\u65b9\u6848\u6765\u6ee1\u8db3\u7279\u5b9a\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>JobScheduler\u4ecb\u7ecd JobScheduler\u662fAndroid\u7cfb\u7edf\u4e2d\u7528\u4e8e\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u6267\u884c\u540e\u53f0\u4efb\u52a1\u3002\u5b83\u53ef [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":203636,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[195111],"tags":[],"class_list":["post-203635","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-android"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/203635","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=203635"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/203635\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media\/203636"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=203635"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=203635"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=203635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}