{"id":203311,"date":"2025-05-22T13:04:14","date_gmt":"2025-05-22T05:04:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203311\/"},"modified":"2025-05-22T13:04:14","modified_gmt":"2025-05-22T05:04:14","slug":"java-%e6%8e%a5%e5%8f%a3%e7%a9%b6%e7%ab%9f%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f%e6%8f%ad%e7%a7%98%e4%bc%a0%e9%80%92%e6%b6%88%e6%81%af%e7%9a%84%e5%85%a5%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203311\/","title":{"rendered":"Java \u63a5\u53e3\u7a76\u7adf\u662f\u4ec0\u4e48\uff1f\u63ed\u79d8\u4f20\u9012\u6d88\u606f\u7684\u5165\u53e3"},"content":{"rendered":"

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

Java \u63a5\u53e3\u7a76\u7adf\u662f\u4ec0\u4e48\uff1f\u63ed\u79d8\u4f20\u9012\u6d88\u606f\u7684\u5165\u53e3<\/h1>\n

\u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5\u8bdd\u9001\u7ed9\u6b63\u5728\u5b66\u4e60\u6587\u7ae0<\/span>\u7684\u670b\u53cb\u4eec\uff0c\u4e5f\u5e0c\u671b\u5728\u9605\u8bfb\u672c\u6587\u300aJava \u63a5\u53e3\u7a76\u7adf\u662f\u4ec0\u4e48\uff1f\u63ed\u79d8\u4f20\u9012\u6d88\u606f\u7684\u5165\u53e3\u300b<\/span>\u540e\uff0c\u80fd\u591f\u771f\u7684\u5e2e\u52a9\u5230\u5927\u5bb6\u3002\u6211\u4e5f\u4f1a\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u9646\u7eed\u66f4\u65b0\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u6709\u597d\u7684\u5efa\u8bae\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u975e\u5e38\u611f\u8c22\uff01<\/p>\n

<\/p>\n

\u63ed\u5f00 java \u63a5\u53e3\u7684\u5965\u79d8\uff1a\u7406\u89e3\u4f20\u9012\u6d88\u606f\u7684\u5165\u53e3<\/strong><\/p>\n

\u5728\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u4e2d\uff0c\u201c\u63a5\u53e3\u201d\u662f\u4e00\u4e2a\u5173\u952e\u6982\u5ff5\uff0c\u4f46\u5bf9\u4e8e\u521d\u5b66\u8005\u6765\u8bf4\uff0c\u5b83\u53ef\u80fd\u6709\u70b9\u96be\u4ee5\u7406\u89e3\u3002\u4eca\u5929\uff0c\u6211\u4eec\u5c31\u6765\u6df1\u5165\u63a2\u8ba8 java \u63a5\u53e3\uff0c\u7528\u901a\u4fd7\u6613\u61c2\u7684\u65b9\u5f0f\u89e3\u91ca\u5b83\u4eec\u662f\u4ec0\u4e48\u3002<\/p>\n

java \u63a5\u53e3\u7684\u672c\u8d28<\/strong><\/p>\n

\u60f3\u8c61\u4e00\u4e0b\u4f60\u6709\u4e00\u4e2a\u7535\u89c6\u673a\u3002\u7535\u89c6\u6b63\u9762\u7684\u4e00\u6392\u6309\u94ae\u5c31\u50cf\u4e00\u4e2a\u63a5\u53e3\uff0c\u5b83\u8ba9\u4f60\u53ef\u4ee5\u4e0e\u7535\u89c6\u673a\u5185\u90e8\u7684\u7535\u5b50\u7cfb\u7edf\u8fdb\u884c\u4ea4\u4e92\u3002\u6309\u4e0b\u201c\u7535\u6e90\u201d\u6309\u94ae\u53ef\u4ee5\u6253\u5f00\u6216\u5173\u95ed\u7535\u89c6\uff0c\u5176\u4ed6\u6309\u94ae\u4e5f\u63a7\u5236\u7740\u8c03\u53f0\u3001\u97f3\u91cf\u7b49\u529f\u80fd\u3002<\/p>\n

\u7c7b\u4f3c\u5730\uff0cjava \u63a5\u53e3\u662f\u4e00\u7ec4\u76f8\u5173\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5b9a\u4e49\u4e86\u5bf9\u8c61\u4e0e\u5916\u754c\u4ea4\u4e92\u7684\u65b9\u5f0f\u3002\u5f53\u4f60\u8981\u8ba9\u4e00\u4e2a\u5bf9\u8c61\u4ee5\u7279\u5b9a\u7684\u65b9\u5f0f\u884c\u4e8b\u65f6\uff0c\u5c31\u4f1a\u4f7f\u7528\u63a5\u53e3\u3002\u63a5\u53e3\u53ea\u5305\u542b\u65b9\u6cd5\u7684\u58f0\u660e\uff0c\u800c\u6ca1\u6709\u5b9e\u73b0\u3002<\/p>\n

\u63a5\u53e3\u7684\u7ed3\u6784<\/strong><\/p>\n

\u5728 java \u4e2d\uff0c\u63a5\u53e3\u4f7f\u7528\u5173\u952e\u5b57 interface \u5b9a\u4e49\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a bicycle \u7684\u63a5\u53e3\uff0c\u5b83\u89c4\u5b9a\u4e86\u81ea\u884c\u8f66\u5bf9\u8c61\u5e94\u8be5\u5177\u6709\u7684\u4e00\u7ec4\u65b9\u6cd5\uff1a<\/p>\n

interface bicycle {\n    void changecadence(int newvalue);\n    void changegear(int newvalue);\n    void speedup(int increment);\n    void applybrakes(int decrement);\n}<\/pre>\n
\u5982\u4f55\u4f7f\u7528\u63a5\u53e3<\/strong><\/p>\n
\u8981\u4f7f\u7528\u63a5\u53e3\uff0c\u9700\u8981\u8ba9\u4e00\u4e2a\u7c7b\u5b9e\u73b0\u5b83\u3002\u8fd9\u610f\u5473\u7740\u7c7b\u5fc5\u987b\u63d0\u4f9b\u6240\u6709\u63a5\u53e3\u4e2d\u58f0\u660e\u7684\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a acmebicycle \u7c7b\u6765\u5b9e\u73b0 bicycle \u63a5\u53e3\uff1a<\/p>\n
class ACMEBicycle implements Bicycle {\n    \/\/ \u5b9e\u73b0\u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u6240\u6709\u65b9\u6cd5\n    \/\/ ... \u7701\u7565\u4ee3\u7801\n}<\/pre>\n
\u73b0\u5728\uff0c\u6bcf\u6b21\u6211\u4eec\u521b\u5efa\u4e00\u4e2a acmebicycle \u5bf9\u8c61\u65f6\uff0c\u5b83\u90fd\u80fd\u63d0\u4f9b bicycle \u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u884c\u4e3a\uff08\u5982\u6539\u53d8\u9f7f\u8f6e\u3001\u52a0\u901f\u548c\u5239\u8f66\uff09\u3002\u8fd9\u4f7f\u6211\u4eec\u80fd\u591f\u521b\u5efa\u4e00\u81f4\u7684\u5bf9\u8c61\u7684\u884c\u4e3a\uff0c\u5e76\u4fc3\u8fdb\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aJava \u63a5\u53e3\u7a76\u7adf\u662f\u4ec0\u4e48\uff1f\u63ed\u79d8\u4f20\u9012\u6d88\u606f\u7684\u5165\u53e3\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
Java \u63a5\u53e3\u7a76\u7adf\u662f\u4ec0\u4e48\uff1f\u63ed\u79d8\u4f20...<\/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-203311","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203311","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=203311"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203311\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}