{"id":202684,"date":"2025-05-22T10:02:04","date_gmt":"2025-05-22T02:02:04","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202684\/"},"modified":"2025-05-22T10:02:04","modified_gmt":"2025-05-22T02:02:04","slug":"%e5%88%a9%e7%94%a8%e6%83%b0%e6%80%a7%e6%b1%82%e5%80%bc%e4%bc%98%e5%8c%96java%e4%bb%a3%e7%a0%81%e7%ae%80%e6%b4%81%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202684\/","title":{"rendered":"\u5229\u7528\u60f0\u6027\u6c42\u503c\u4f18\u5316Java\u4ee3\u7801\u7b80\u6d01\u6027"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5229\u7528\u60f0\u6027\u6c42\u503c\u4f18\u5316Java\u4ee3\u7801\u7b80\u6d01\u6027<\/h1>\n<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5229\u7528\u60f0\u6027\u6c42\u503c\u4f18\u5316Java\u4ee3\u7801\u7b80\u6d01\u6027\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u6216\u8005\u662f\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n<p>\u60f0\u6027\u6c42\u503c\u63d0\u5347\u4e86\u4ee3\u7801\u7b80\u6d01\u6027\uff0c\u539f\u7406\u662f\u4ec5\u5728\u53d8\u91cf\u6240\u9700\u65f6\u624d\u8ba1\u7b97\u5176\u503c\u3002Java \u4e2d\u60f0\u6027\u6c42\u503c\u793a\u4f8b\u5305\u62ec\u6590\u6ce2\u90a3\u5951\u6570\u5217\u8ba1\u7b97\uff0c\u5b83\u4f7f\u7528 Supplier \u6765\u5ef6\u8fdf\u52a0\u8f7d\u6570\u636e\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u8ba1\u7b97\u3002\u60f0\u6027\u6c42\u503c\u7279\u522b\u9002\u7528\u4e8e\u5ef6\u8fdf\u52a0\u8f7d\u3001\u5206\u9875\u548c\u6027\u80fd\u4f18\u5316\u573a\u666f\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729931627671ca96b776be.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5229\u7528\u60f0\u6027\u6c42\u503c\u63d0\u5347 Java \u4ee3\u7801\u7b80\u6d01\u6027<\/strong><\/p>\n<p>\u60f0\u6027\u6c42\u503c\u53c8\u79f0\u5ef6\u8fdf\u6c42\u503c\uff0c\u662f\u4e00\u79cd\u7f16\u7a0b\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u6211\u4eec\u5728\u53d8\u91cf\u9700\u8981\u65f6\u624d\u8ba1\u7b97\u5176\u503c\uff0c\u4ece\u800c\u63d0\u5347\u4ee3\u7801\u7b80\u6d01\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p><strong>\u539f\u7406<\/strong><\/p>\n<p>\u60f0\u6027\u6c42\u503c\u539f\u5219\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u521b\u5efa\u53ef\u5b58\u50a8\u8868\u8fbe\u5f0f\uff08\u800c\u4e0d\u662f\u503c\uff09\u7684\u5bb9\u5668\u3002<\/li>\n<li>\u4ec5\u5728\u8bbf\u95ee\u5bb9\u5668\u5143\u7d20\u6216\u5c5e\u6027\u65f6\u624d\u8ba1\u7b97\u8868\u8fbe\u5f0f\u3002<\/li>\n<\/ul>\n<p><strong>Java \u60f0\u6027\u6c42\u503c\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528\u60f0\u6027\u6c42\u503c\u6765\u8ba1\u7b97\u6590\u6ce2\u90a3\u5951\u6570\u5217\uff1a<\/p>\n<pre>import java.math.BigInteger;\nimport java.util.function.Supplier;\n\nclass Fibonacci {\n\n    private static Supplier&lt;BigInteger&gt; fib = () -&gt; {\n        BigInteger a = BigInteger.ONE, b = BigInteger.ONE;\n        return () -&gt; {\n            BigInteger temp = a;\n            a = a.add(b);\n            b = temp;\n            return a;\n        };\n    };\n\n    public static BigInteger get(int n) {\n        Supplier&lt;BigInteger&gt; fibSeq = fib.get();\n        for (int i = 0; i &lt; n; i++) {\n            fibSeq.get();\n        }\n        return fibSeq.get();\n    }\n\n    public static void main(String[] args) {\n        System.out.println(Fibonacci.get(10)); \/\/ Output: 55\n    }\n}<\/pre>\n<p>\u5728\u8be5\u793a\u4f8b\u4e2d\uff0c<code>fib<\/code> \u60f0\u6027\u6c42\u503c\u5668\u662f\u4e00\u4e2a Supplier\uff0c\u5b83\u8fd4\u56de\u4e00\u4e2a\u95ed\u5305\uff0c\u8be5\u95ed\u5305\u5b58\u50a8\u751f\u6210\u6590\u6ce2\u90a3\u5951\u6570\u5217\u7684\u5185\u90e8\u72b6\u6001\u3002\u8be5\u95ed\u5305\u4ec5\u5728\u8c03\u7528 <code>get()<\/code> \u65b9\u6cd5\u65f6\u624d\u6267\u884c\uff0c\u4ece\u800c\u907f\u514d\u4e86\u5728\u4e0d\u5fc5\u8981\u65f6\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u60f0\u6027\u6c42\u503c\u5728\u4ee5\u4e0b\u573a\u666f\u4e2d\u7279\u522b\u6709\u7528\uff1a<\/p>\n<ul>\n<li><strong>\u5ef6\u8fdf\u52a0\u8f7d\uff1a<\/strong>\u53ea\u6709\u5728\u6570\u636e\u9700\u8981\u65f6\u624d\u52a0\u8f7d\uff0c\u4ee5\u51cf\u5c11\u52a0\u8f7d\u65f6\u95f4\u548c\u5185\u5b58\u6d88\u8017\u3002<\/li>\n<li><strong>\u5206\u9875\uff1a<\/strong>\u4ec5\u6839\u636e\u9700\u6c42\u52a0\u8f7d\u6570\u636e\u7684\u4e00\u90e8\u5206\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u4f18\u5316\u6027\u80fd\uff1a<\/strong>\u901a\u8fc7\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u8ba1\u7b97\u6765\u63d0\u5347\u4ee3\u7801\u6548\u7387\u3002<\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f<\/strong><\/p>\n<ul>\n<li>\u786e\u4fdd\u60f0\u6027\u6c42\u503c\u5668\u5728\u5171\u4eab\u72b6\u6001\u4e0b\u7ebf\u7a0b\u5b89\u5168\u3002<\/li>\n<li>\u5e73\u8861\u60f0\u6027\u6c42\u503c\u7684\u4f18\u52bf\u548c\u5b9e\u73b0\u590d\u6742\u5ea6\u3002<\/li>\n<li>\u5bf9\u4e8e\u7b80\u5355\u4e14\u8ba1\u7b97\u91cf\u5c0f\u7684\u8868\u8fbe\u5f0f\uff0c\u60f0\u6027\u6c42\u503c\u53ef\u80fd\u5e76\u4e0d\u660e\u663e\u5730\u63d0\u5347\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5229\u7528\u60f0\u6027\u6c42\u503c\u4f18\u5316Java\u4ee3\u7801\u7b80\u6d01\u6027\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8ejava,\u7f16\u7a0b\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5229\u7528\u60f0\u6027\u6c42\u503c\u4f18\u5316Java\u4ee3\u7801\u7b80\u6d01&#46;&#46;&#46;<\/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-202684","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202684","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=202684"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202684\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202684"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202684"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}