{"id":213,"date":"2015-04-13T11:44:26","date_gmt":"2015-04-13T03:44:26","guid":{"rendered":"https:\/\/ai.zhousir.top\/?p=213"},"modified":"2026-08-18T12:09:29","modified_gmt":"2026-08-18T04:09:29","slug":"java%e5%88%9b%e5%bb%ba%e5%a4%9a%e7%ba%bf%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=213","title":{"rendered":"Java\u521b\u5efa\u591a\u7ebf\u7a0b"},"content":{"rendered":"
\n

\u5230\u76ee\u524d\u4e3a\u6b62\u53ea\u7528\u5230\u4e24\u6761\u7ebf\u7a0b\uff1a\u4e3b\u7ebf\u7a0b\u548c\u4e00\u4e2a\u5b50\u7ebf\u7a0b\u3002\u7a0b\u5e8f\u53ef\u4ee5\u6309\u9700\u8981\u521b\u5efa\u66f4\u591a\u3002\u4e0b\u9762\u8fd9\u4e2a\u4f8b\u5b50\u521b\u5efa\u4e86\u4e09\u4e2a\u5b50\u7ebf\u7a0b<\/strong> One\u3001Two\u3001Three\u3002<\/p>\n

<\/p>\n

\u6bcf\u4e2a NewThread \u5728\u6784\u9020\u51fd\u6570\u91cc start()<\/code>\uff0c\u4ece 5 \u6570\u5230 1\uff0c\u6bcf\u6b21\u7761 1 \u79d2\u3002\u4e3b\u7ebf\u7a0b\u7528 sleep(10000)<\/code> \u7761\u5341\u79d2\uff0c\u786e\u4fdd\u81ea\u5df1\u6700\u540e\u7ed3\u675f\u3002<\/p>\n\n\n\n\n\n\n
\u7ebf\u7a0b<\/th>\n\u505a\u4ec0\u4e48<\/th>\n\u7b49\u5f85\u7b56\u7565<\/th>\n<\/tr>\n<\/thead>\n
One \/ Two \/ Three<\/td>\n\u5404\u81ea\u5012\u6570\u5e76 sleep(1000)<\/td>\n\u7ea6 5 \u79d2\u7ed3\u675f<\/td>\n<\/tr>\n
main<\/td>\n\u542f\u52a8\u4e09\u4e2a\u5b50\u7ebf\u7a0b<\/td>\nsleep(10000) \u4fdd\u5e95\u6700\u540e\u9000\u51fa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e00\u3001\u4e09\u4e2a\u5b50\u7ebf\u7a0b\u7684\u4ee3\u7801<\/h2>\n
class NewThread implements Runnable {\n    String name;\n    Thread t;\n    NewThread(String threadname) {\n        name = threadname;\n        t = new Thread(this, name);\n        System.out.println(\"New thread: \" + t);\n        t.start();\n    }\n    public void run() {\n        try {\n            for (int i = 5; i > 0; i--) {\n                System.out.println(name + \": \" + i);\n                Thread.sleep(1000);\n            }\n        } catch (InterruptedException e) {\n            System.out.println(name + \"Interrupted\");\n        }\n        System.out.println(name + \" exiting.\");\n    }\n}\n\nclass MultiThreadDemo {\n    public static void main(String args[]) {\n        new NewThread(\"One\");\n        new NewThread(\"Two\");\n        new NewThread(\"Three\");\n        try {\n            Thread.sleep(10000);\n        } catch (InterruptedException e) {\n            System.out.println(\"Main thread Interrupted\");\n        }\n        System.out.println(\"Main thread exiting.\");\n    }\n}<\/code><\/pre>\n
\u4e8c\u3001\u8f93\u51fa\u8bf4\u660e<\/h2>\n
\u542f\u52a8\u540e\u4e09\u4e2a\u5b50\u7ebf\u7a0b\u5171\u4eab CPU\uff0c\u6253\u5370\u4ea4\u9519\u51fa\u73b0\u662f\u6b63\u5e38\u7684\uff08\u8c01\u5148\u8c01\u540e\u53d6\u51b3\u4e8e\u8c03\u5ea6\uff09\uff1a<\/p>\n
New thread: Thread[One,5,main]\nNew thread: Thread[Two,5,main]\nNew thread: Thread[Three,5,main]\nOne: 5\nTwo: 5\nThree: 5\nOne: 4\nTwo: 4\nThree: 4\n...\nOne exiting.\nTwo exiting.\nThree exiting.\nMain thread exiting.<\/code><\/pre>\n
\u7528\u56fa\u5b9a 10 \u79d2 sleep \u53ea\u662f\u6743\u5b9c\u4e4b\u8ba1\uff1b\u5b50\u7ebf\u7a0b\u53d8\u591a\u6216\u53d8\u6162\u65f6\u53ef\u80fd\u4e0d\u591f\u3002\u66f4\u7a33\u7684\u505a\u6cd5\u662f\u5bf9\u6bcf\u6761\u7ebf\u7a0b join()<\/code>\u3002<\/p>\n
\n
\u4e00\u53e5\u8bdd\u603b\u7ed3\uff1a\u591a\u6761\u5b50\u7ebf\u7a0b new \u5b8c\u7acb\u523b start\uff0c\u5b83\u4eec\u4f1a\u4ea4\u9519\u62a2 CPU\uff1b\u4e3b\u7ebf\u7a0b\u8981\u7528\u8db3\u591f\u957f\u7684 sleep \u6216 join\uff0c\u4fdd\u8bc1\u81ea\u5df1\u6700\u540e\u4e00\u4e2a\u9000\u51fa\u3002<\/strong><\/p>\n<\/blockquote>\n<\/section>\n","protected":false},"excerpt":{"rendered":"
\u5230\u76ee\u524d\u4e3a\u6b62\u53ea\u7528\u5230\u4e24\u6761\u7ebf\u7a0b\uff1a\u4e3b\u7ebf\u7a0b\u548c\u4e00\u4e2a\u5b50\u7ebf\u7a0b\u3002\u7a0b\u5e8f\u53ef\u4ee5\u6309\u9700\u8981\u521b\u5efa\u66f4\u591a\u3002\u4e0b\u9762\u8fd9\u4e2a\u4f8b\u5b50\u521b\u5efa\u4e86\u4e09\u4e2a\u5b50\u7ebf\u7a0b One\u3001T […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[19],"tags":[178],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/213"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=213"}],"version-history":[{"count":3,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/213\/revisions"}],"predecessor-version":[{"id":295,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/213\/revisions\/295"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=213"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=213"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=213"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}