{"id":462,"date":"2019-08-06T17:02:03","date_gmt":"2019-08-06T09:02:03","guid":{"rendered":"http:\/\/47.101.202.111\/?p=462"},"modified":"2019-12-16T18:26:28","modified_gmt":"2019-12-16T10:26:28","slug":"java%e7%89%b9%e6%80%a7%e5%a4%9a%e7%ba%bf%e7%a8%8b%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"http:\/\/139.196.114.170\/?p=462","title":{"rendered":"[Java\u7279\u6027]\u591a\u7ebf\u7a0b\u64cd\u4f5c"},"content":{"rendered":"

\u591a\u7ebf\u7a0b\u64cd\u4f5c<\/h2>\n

\u591a\u7ebf\u7a0b\u8fd0\u884c\u72b6\u6001\u4e0d\u786e\u5b9a\uff0c\u901a\u8fc7\u540d\u79f0\u64cd\u4f5c\u8be5\u7ebf\u7a0b
\n\u64cd\u4f5c\u65b9\u6cd5\u5728Thread\u7c7b\u4e2d<\/p>\n

\npublic Thread (Runnable target, String name)                            \u6784\u9020\u65b9\u6cd5\u8bbe\u7f6e\u7ebf\u7a0b\u540d\npublic final void setName (String name)                                 \u8bbe\u7f6e\u540d\u5b57\uff0c\u4e0d\u53ef\u4fee\u6539\npublic final String getName ()                                                  \u53d6\u5f97\u540d\u5b57\npublic static Thread currentThread ()                                           \u83b7\u53d6\u7ebf\u7a0b\npublic static void sleep (long millis) throws InterruptedException              \u7ebf\u7a0b\u4f11\u7720\npublic static void sleep (long millis, int nanos) throws InterruptedException   \u7ebf\u7a0b\u4f11\u7720\npublic boolean isInterrupted ()                                         \u5224\u65ad\u7ebf\u7a0b\u662f\u5426\u88ab\u4e2d\u65ad\npublic void interrupt ()                                                    \u4e2d\u65ad\u64cd\u4f5c\u6267\u884c\npublic final void join() throws InterruptedException                            \u5f3a\u5236\u6267\u884c\npublic static void yield ()                                                     \u7ebf\u7a0b\u793c\u8ba9\npublic final void setPriority (int newPriority)                             \u8bbe\u7f6e\u7ebf\u7a0b\u4f18\u5148\u7ea7\npublic final int getPriority ()                                             \u83b7\u53d6\u7ebf\u7a0b\u4f18\u5148\u7ea7\n<\/pre>\n
[toc]<\/p>\n
\u8bbe\u7f6e\u7ebf\u7a0b\u540d<\/h4>\n
    class CustomThread implements Runnable{\n        @Override\n        public void run(){ }\n    }\n    public static void main(String[] args){\n        CustomThread thread = new CustomThread();\n        new Thread(thread, \"custom-thread\"); \/\/ \u6784\u9020\u65b9\u6cd5\u8bbe\u7f6e\u7ebf\u7a0b\u540d\n        new Thread(thread); \/\/ \u672a\u8bbe\u7f6e\u7ebf\u7a0b\u540d\u81ea\u52a8\u8bbe\u7f6e\u540d\u5b57\n    }\n<\/code><\/pre>\n
\u83b7\u53d6\u7ebf\u7a0b\u540d<\/h4>\n
\u83b7\u53d6\u5f53\u524d\u7ebf\u7a0b\u4fe1\u606f\uff0c\u5199\u5728run()\u65b9\u6cd5\u4e2d\uff0c\u6bcf\u6b21\u7ebf\u7a0b\u542f\u52a8\u65f6\u7531start()\u8c03\u7528<\/p>\n
    class CustomThread implements Runnable{\n        @Override\n        public void run(){\n            Thread.currentThread().getName();\n        }\n    }\n<\/code><\/pre>\n
\u672a\u8d77\u540d\u4f1a\u81ea\u52a8\u975e\u91cd\u547d\u540d\uff0c\u4f7f\u7528static\u5c5e\u6027\u548c\u65b9\u6cd5\u81ea\u52a8\u7f16\u53f7<\/p>\n
   \n    private static int threadInitNumber;\n    private static synchronized int nextThreadNum() {\n        return threadInitNumber++;\n    }\n<\/pre>\n
    public static void main(String[] args){\n        CustomThread thread = new CustomThread();\n        new Thread(thread, \"custom-thread\"); \/\/ \u8bbe\u7f6e\u7ebf\u7a0b\u540d\n        new Thread(thread); \/\/ \u672a\u8bbe\u7f6e\u7ebf\u7a0b\u540d\u81ea\u52a8\u8bbe\u7f6e\u540d\u5b57\n}\n<\/code><\/pre>\n
\u4e3b\u65b9\u6cd5\u4e5f\u662f\u7ebf\u7a0b<\/h4>\n
\u5728new\u5b50\u7ebf\u7a0b\u4e4b\u540e\u5199main\u65b9\u6cd5\u903b\u8f91\uff0c\u4e3b\u7ebf\u7a0b\u548c\u5b50\u7ebf\u7a0b\u62a2\u5360\u8d44\u6e90\u5e76\u53d1\u6267\u884c<\/p>\n
    public static void main(String[] args){\n        CustomThread thread = new CustomThread();\n        new Thread(thread, \"custom-thread\").start();\n        thread.run(); \/\/ \u6267\u884cCustomThread\u4e2d\u8986\u5199\u7684run()\u65b9\u6cd5\n}\n<\/code><\/pre>\n
custom-thread\nmain \/\/main()\u65b9\u6cd5\u4e2d\u76f4\u63a5\u8c03\u7528\u7ebf\u7a0b\u7c7b\u5bf9\u8c61\u4e2d\u7684run()\u65b9\u6cd5\uff0c\u7ebf\u7a0b\u540d\u4e3amain\n<\/code><\/pre>\n
\u6267\u884cjava\u7a0b\u5e8f\u65f6\u542f\u52a8\u4e00\u4e2aJVM\u8fdb\u7a0b-java.exe\u3002\u540c\u65f6\u542f\u52a8\u591a\u4e2a\u8fdb\u7a0b\uff0c\u6bcf\u4e2aJVM\u8fdb\u7a0b\u4e2d\u4f1a\u6709\u5404\u81ea\u7684\u7ebf\u7a0b\uff0c\u8fdb\u7a0b\u4e2d\u4e3b\u65b9\u6cd5\u662f\u4e3b\u7ebf\u7a0b\uff0c\u4e3b\u7ebf\u7a0b\u521b\u5efa\u82e5\u5e72\u5b50\u7ebf\u7a0b
\n\u4e3b\u7ebf\u7a0b\u8d1f\u8d23\u6574\u4f53\u6d41\u7a0b\uff0c\u5b50\u7ebf\u7a0b\u8d1f\u8d23\u8017\u65f6\u903b\u8f91<\/strong><\/p>\n
\u7ebf\u7a0b\u4f11\u7720<\/h4>\n
\u7ebf\u7a0b\u6682\u7f13\u6267\u884c\uff0c\u4f11\u7720\u65f6\u957f\u5230\u540e\u7ebf\u7a0b\u5524\u9192\uff0c\u7ee7\u7eed\u8fdb\u884c\u540e\u7eed\u5904\u7406
\n\u7ebf\u7a0b\u4f11\u7720\u53ef\u80fd\u88ab\u5176\u4ed6\u7ebf\u7a0b\u6253\u65ad\uff0c\u629b\u51fa\u4e2d\u65ad\u5f02\u5e38InterruptedException\uff0c\u4e3aException\u5b50\u7c7b\uff0c\u5fc5\u987b\u8fdb\u884c\u5f02\u5e38\u5904\u7406<\/p>\n
    new Thread(() -> {\n        try{\n            Thread.sleep(1000);\n        }catch(InterruptedException e){\n            \/\/ \u4e2d\u65ad\u5904\u7406\n        }\n    }), \"\u7ebf\u7a0b\u540d\").start();\n<\/code><\/pre>\n
\u591a\u4e2a\u7ebf\u7a0b\u5bf9\u8c61\u4e4b\u95f4\u6267\u884c\u64cd\u4f5c\u6709\u5148\u540e\u987a\u5e8f\uff0c\u591a\u4e2a\u7ebf\u7a0b\u4f11\u7720\u5f7c\u6b64\u4e4b\u95f4\u4ecd\u6709\u5148\u540e\u987a\u5e8f<\/p>\n
\u7ebf\u7a0b\u4e2d\u65ad<\/h4>\n
\u6240\u6709\u6b63\u5728\u6267\u884c\u7684\u7ebf\u7a0b\u90fd\u53ef\u4ee5\u88ab\u4e2d\u65ad\uff0c\u4e2d\u65ad\u7ebf\u7a0b\u5f3a\u5236\u8fdb\u884c\u5f02\u5e38\u5904\u7406<\/p>\n
    Thread thread = new Thread(() -> {\n        try {\n            System.out.println(Thread.currentThread().getName() + \"\u7ebf\u7a0b\u5f00\u59cb\u4f11\u7720\");\n            Thread.sleep(5000);\n        } catch (InterruptedException e) {\n            System.out.println(Thread.currentThread().getName() + \"\u7ebf\u7a0b\u88ab\u4e2d\u65ad\");\n        }\n    }, \"\u88ab\u52a8\u4e2d\u65ad\u7ebf\u7a0b\");\n    thread.start();\n    try {\n        thread.sleep(2000);\n        if (!thread.isInterrupted()) {\n            thread.interrupt();\n            System.out.println(\"\u4e2d\u65ad\u6210\u529f\");\n        }\n    } catch (InterruptedException e) {\n        e.printStackTrace();\n    }\n<\/code><\/pre>\n
\u88ab\u52a8\u4e2d\u65ad\u7ebf\u7a0b\u7ebf\u7a0b\u5f00\u59cb\u4f11\u7720\n\u4e2d\u65ad\u6210\u529f\n\u88ab\u52a8\u4e2d\u65ad\u7ebf\u7a0b\u7ebf\u7a0b\u88ab\u4e2d\u65ad\n<\/code><\/pre>\n
\u7ebf\u7a0b\u5f3a\u5236\u6267\u884c<\/h4>\n
\u4e00\u4e2a\u7ebf\u7a0b\u5bf9\u8c61\u4e00\u76f4\u72ec\u5360\u8d44\u6e90\u76f4\u5230\u8be5\u7ebf\u7a0b\u7a0b\u5e8f\u6267\u884c\u7ed3\u675f
\n\u83b7\u53d6\u5f3a\u5236\u6267\u884c\u7ebf\u7a0b\u5bf9\u8c61\u540e\uff0c\u6267\u884cjoin\u65b9\u6cd5\u7684\u7ebf\u7a0b\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u5176\u4ed6\u7ebf\u7a0b\u624d\u53ef\u4ee5\u83b7\u5f97\u8ba1\u7b97\u8d44\u6e90\u6267\u884c<\/p>\n
    Thread mainThread = Thread.currentThread();\n    new Thread(() -> {\n        for (int i = 0; i < 10; i++) {\n            if (i == 3) {\n                try {\n                    mainThread.join();\n                } catch (InterruptedException e) {\n                    e.printStackTrace();\n                }\n            }\n            try {\n                Thread.sleep(100);\n            } catch (InterruptedException e) {\n                e.printStackTrace();\n            }\n            System.out.println(Thread.currentThread().getName() + i);\n        }\n    }, \"\u88ab\u62a2\u5360\u8d44\u6e90\u7ebf\u7a0b\").start();\n\n    for (int j = 0; j < 5; j++) {\n        try {\n            Thread.sleep(1000);\n        } catch (InterruptedException e) {\n            e.printStackTrace();\n        }\n        System.out.println(mainThread.getName() + j);\n    }\n\n<\/code><\/pre>\n
\u88ab\u62a2\u5360\u8d44\u6e90\u7ebf\u7a0b0\n\u88ab\u62a2\u5360\u8d44\u6e90\u7ebf\u7a0b1\n\u88ab\u62a2\u5360\u8d44\u6e90\u7ebf\u7a0b2\nmain0\nmain1\nmain2\nmain3\nmain4\n\u88ab\u62a2\u5360\u8d44\u6e90\u7ebf\u7a0b3\n\u88ab\u62a2\u5360\u8d44\u6e90\u7ebf\u7a0b4\n<\/code><\/pre>\n
\u7ebf\u7a0b\u793c\u8ba9<\/h4>\n
\u6682\u65f6\u8ba9\u51fa\u8ba1\u7b97\u8d44\u6e90\u7ed9\u76f8\u540c\u6216\u66f4\u9ad8\u4f18\u5148\u7ea7\u7ebf\u7a0b\uff0c\u6bcf\u6b21\u8c03\u7528yeild()\u53ea\u793c\u8ba9\u4e00\u6b21<\/p>\n
    Thread mainThread = Thread.currentThread();\n    new Thread(() -> {\n        for (int i = 0; i < 5; i++) {\n            if (i == 1) {\n                Thread.currentThread().yield();\n                System.out.println(\"i\u5230\" + i + \"\u7ebf\u7a0b\u793c\u8ba9\u4e00\u6b21\");\n            }\n            try {\n                Thread.sleep(100);\n            } catch (InterruptedException e) {\n                e.printStackTrace();\n            }\n            System.out.println(Thread.currentThread().getName() + i);\n        }\n    }, \"\u793c\u8ba9\u7ebf\u7a0b\").start();\n\n    for (int j = 0; j < 5; j++) {\n        try {\n            Thread.sleep(100);\n        } catch (InterruptedException e) {\n            e.printStackTrace();\n        }\n        System.out.println(mainThread.getName() + j);\n    }\n<\/code><\/pre>\n
main0\n\u793c\u8ba9\u7ebf\u7a0b0\ni\u52301\u7ebf\u7a0b\u793c\u8ba9\u4e00\u6b21\nmain1\n\u793c\u8ba9\u7ebf\u7a0b1\nmain2\n\u793c\u8ba9\u7ebf\u7a0b2\nmain3\n\u793c\u8ba9\u7ebf\u7a0b3\nmain4\n\u793c\u8ba9\u7ebf\u7a0b4\n<\/code><\/pre>\n
\u7ebf\u7a0b\u4f18\u5148\u7ea7<\/h4>\n
\u4f18\u5148\u7ea7\u9ad8\u5148\u6267\u884c\u6982\u7387\u66f4\u5927<\/p>\n
\npublic static final int MAX_PRIORITY    \u6700\u9ad8\u4f18\u5148\u7ea7 10\npublic static final int NORM_PRIORITY   \u4e2d\u7b49\u4f18\u5148\u7ea7  5\npublic static final int MIN_PRIORITY    \u6700\u4f4e\u4f18\u5148\u7ea7  1\n<\/pre>\n
\u4e3b\u7ebf\u7a0b\u548c\u7ebf\u7a0b\u9ed8\u8ba4\u662f\u4e2d\u7b49\u4f18\u5148\u7ea7<\/strong>\uff0c\u4e3b\u7ebf\u7a0b\u548c\u5b50\u7ebf\u7a0b\u5e76\u53d1\u6267\u884c<\/p>\n","protected":false},"excerpt":{"rendered":"
\u591a\u7ebf\u7a0b\u64cd\u4f5c \u591a\u7ebf\u7a0b\u8fd0\u884c\u72b6\u6001\u4e0d\u786e\u5b9a\uff0c\u901a\u8fc7\u540d\u79f0\u64cd\u4f5c\u8be5\u7ebf\u7a0b \u64cd\u4f5c\u65b9\u6cd5\u5728Thread\u7c7b\u4e2d public Thread  … <\/p>\n
\u7ee7\u7eed\u9605\u8bfb\u201c[Java\u7279\u6027]\u591a\u7ebf\u7a0b\u64cd\u4f5c\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[25],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts\/462"}],"collection":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=462"}],"version-history":[{"count":12,"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts\/462\/revisions"}],"predecessor-version":[{"id":612,"href":"http:\/\/139.196.114.170\/index.php?rest_route=\/wp\/v2\/posts\/462\/revisions\/612"}],"wp:attachment":[{"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=462"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.196.114.170\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}