{"id":203493,"date":"2025-05-22T13:26:36","date_gmt":"2025-05-22T05:26:36","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203493\/"},"modified":"2025-05-22T13:26:36","modified_gmt":"2025-05-22T05:26:36","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e7%ba%bf%e7%a8%8b%e5%9c%a8-java-%e4%b8%ad%e4%bc%9a%e4%bb%8e%e4%b8%ad%e6%96%ad%e7%82%b9%e7%bb%a7%e7%bb%ad%e6%89%a7%e8%a1%8c%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203493\/","title":{"rendered":"\u4e3a\u4ec0\u4e48\u7ebf\u7a0b\u5728 Java \u4e2d\u4f1a\u4ece\u4e2d\u65ad\u70b9\u7ee7\u7eed\u6267\u884c\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u4e3a\u4ec0\u4e48\u7ebf\u7a0b\u5728 Java \u4e2d\u4f1a\u4ece\u4e2d\u65ad\u70b9\u7ee7\u7eed\u6267\u884c\uff1f<\/h1>\n

\u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60\u6587\u7ae0<\/span>\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u4e3a\u4ec0\u4e48\u7ebf\u7a0b\u5728 Java \u4e2d\u4f1a\u4ece\u4e2d\u65ad\u70b9\u7ee7\u7eed\u6267\u884c\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<\/span>\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

<\/p>\n

\u5728\u4e86\u89e3 Head First Java \u4e2d\u7684\u7ebf\u7a0b\u95ee\u9898\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u7ebf\u7a0b\u5e76\u53d1\u7684\u6982\u5ff5\u3002\u7ebf\u7a0b\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u8fdb\u7a0b\uff0c\u5b83\u4e0e\u5176\u4ed6\u7ebf\u7a0b\u5171\u4eab\u540c\u4e00\u4e2a\u8fdb\u7a0b\u7684\u5185\u5b58\u7a7a\u95f4\u3002\u8fd9\u5141\u8bb8\u7ebf\u7a0b\u540c\u65f6\u6267\u884c\u4ee3\u7801\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n

\u5728\u793a\u4f8b\u4ee3\u7801\u4e2d\uff0cBankAccount \u7c7b\u8868\u793a\u4e00\u4e2a\u94f6\u884c\u8d26\u6237\uff0c\u5177\u6709 getBalance() \u548c withdraw() \u65b9\u6cd5\u3002RyanAndMonicaJob \u7c7b\u5b9e\u73b0\u4e86 Runnable \u63a5\u53e3\u5e76\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684 BankAccount \u5bf9\u8c61\uff0c\u7528\u4e8e\u6a21\u62df\u4e24\u4e2a\u7ebf\u7a0b Ryan \u548c Monica\u3002<\/p>\n

main() \u65b9\u6cd5\u5728\u4e24\u4e2a\u7ebf\u7a0b\u4e0a\u542f\u52a8\u4e86 RyanAndMonicaJob \u7c7b\u7684 run() \u65b9\u6cd5\u3002run() \u65b9\u6cd5\u5305\u542b\u4e00\u4e2a for \u5faa\u73af\uff0c\u7528\u4e8e\u5bf9 BankAccount \u5bf9\u8c61\u8fdb\u884c 10 \u6b21\u53d6\u6b3e\u64cd\u4f5c\u3002makeWithdrawal() \u65b9\u6cd5\u68c0\u67e5\u8d26\u6237\u4f59\u989d\u662f\u5426\u8db3\u591f\uff0c\u5982\u679c\u8db3\u591f\uff0c\u5219\u4ece\u8d26\u6237\u4f59\u989d\u4e2d\u6263\u9664\u53d6\u6b3e\u91d1\u989d\u3002<\/p>\n

\u95ee\u9898\u662f\uff0c\u8f93\u51fa\u663e\u793a Ryan \u7ebf\u7a0b\u5728\u524d\u4e24\u884c\u6267\u884c\u540e\u8fdb\u5165\u4e86\u4f11\u7720\u72b6\u6001\u3002\u6b64\u65f6\uff0c\u671f\u671b\u7b2c\u4e8c\u4e2a\u7ebf\u7a0b Monica \u80fd\u591f\u4ece\u5934\u5f00\u59cb\u6267\u884c\uff0c\u7136\u800c\uff0c\u5b83\u5374\u4ece makeWithdrawal() \u65b9\u6cd5\u7684\u4e2d\u95f4\u90e8\u5206\u5f00\u59cb\u6267\u884c\u3002<\/p>\n

\u8fd9\u662f\u56e0\u4e3a\u7ebf\u7a0b\u8c03\u5ea6\u7a0b\u5e8f\u8d1f\u8d23\u7ba1\u7406\u7ebf\u7a0b\u7684\u6267\u884c\uff0c\u5e76\u4e14\u5b83\u4e0d\u53d7 Java \u865a\u62df\u673a (JVM) \u4ee3\u7801\u63a7\u5236\u3002\u5728\u793a\u4f8b\u4e2d\uff0c\u7ebf\u7a0b\u8c03\u5ea6\u7a0b\u5e8f\u4e2d\u65ad\u4e86 Ryan \u7ebf\u7a0b\u7684\u6267\u884c\uff0c\u5141\u8bb8 Monica \u7ebf\u7a0b\u5728 Ryan \u7ebf\u7a0b\u4f11\u7720\u65f6\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n

\u56e0\u6b64\uff0c\u7b2c\u4e8c\u4e2a\u6267\u884c\u7684\u7ebf\u7a0b\u5e76\u4e0d\u662f\u4ece\u5934\u5f00\u59cb\u6267\u884c\uff0c\u800c\u662f\u4ece\u4e2d\u65ad\u70b9\u7ee7\u7eed\u6267\u884c\u3002\u7ebf\u7a0b\u8c03\u5ea6\u7a0b\u5e8f\u7684\u76ee\u7684\u662f\u4f18\u5316\u6027\u80fd\u5e76\u6700\u5927\u9650\u5ea6\u5730\u5229\u7528 CPU \u8d44\u6e90\uff0c\u8fd9\u662f\u901a\u8fc7\u5728\u4e0d\u540c\u7684\u7ebf\u7a0b\u4e4b\u95f4\u5207\u6362\u6765\u5b9e\u73b0\u7684\uff0c\u5373\u4f7f\u7ebf\u7a0b\u5f53\u524d\u6b63\u5728\u6267\u884c\u4ee3\u7801\u4e5f\u662f\u5982\u6b64\u3002<\/p>\n

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\u4e3a\u4ec0\u4e48\u7ebf\u7a0b\u5728 Java \u4e2d\u4f1a\u4ece\u4e2d...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203493","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203493","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203493"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203493\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}