{"id":203068,"date":"2025-05-22T10:17:28","date_gmt":"2025-05-22T02:17:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203068\/"},"modified":"2025-05-22T10:17:28","modified_gmt":"2025-05-22T02:17:28","slug":"java%e5%87%bd%e6%95%b0%e4%b8%8e%e6%96%b9%e6%b3%95%e5%9c%a8%e5%b9%b6%e5%8f%91%e7%bc%96%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%b7%ae%e5%bc%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203068\/","title":{"rendered":"Java\u51fd\u6570\u4e0e\u65b9\u6cd5\u5728\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684\u5dee\u5f02"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u51fd\u6570\u4e0e\u65b9\u6cd5\u5728\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684\u5dee\u5f02<\/h1>\n<p>\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aJava\u51fd\u6570\u4e0e\u65b9\u6cd5\u5728\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684\u5dee\u5f02\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730035357671e3e9d92f83.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u4e0e\u65b9\u6cd5\u5728\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684\u5dee\u5f02<\/strong><\/p>\n<p>\u5728 Java \u5e76\u53d1\u7f16\u7a0b\u4e2d\uff0c\u51fd\u6570\u548c\u65b9\u6cd5\u4e4b\u95f4\u5b58\u5728\u7740\u5fae\u5999\u7684\u5dee\u5f02\uff0c\u7406\u89e3\u8fd9\u4e9b\u5dee\u5f02\u5bf9\u4e8e\u7f16\u5199\u5065\u58ee\u4e14\u9ad8\u6548\u7684\u5e76\u53d1\u4ee3\u7801\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>\u51fd\u6570<\/strong><\/p>\n<ul>\n<li>\u51fd\u6570\u662f Java \u4e2d\u72ec\u7acb\u4e8e\u4efb\u4f55\u5bf9\u8c61\u7684\u4ee3\u7801\u5757\u3002<\/li>\n<li>\u5b83\u4eec\u4ee5\u9759\u6001\u65b9\u5f0f\u58f0\u660e\uff0c\u8fd9\u610f\u5473\u7740\u4e0d\u9700\u8981\u5bf9\u8c61\u5373\u53ef\u4f7f\u7528\u5b83\u4eec\u3002<\/li>\n<li>\u51fd\u6570\u4e0d\u80fd\u76f4\u63a5\u8bbf\u95ee\u5bf9\u8c61\u72b6\u6001\u6216\u5b9e\u4f8b\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u65b9\u6cd5<\/strong><\/p>\n<ul>\n<li>\u65b9\u6cd5\u662f\u4e0e\u5bf9\u8c61\u5173\u8054\u7684\u4ee3\u7801\u5757\u3002<\/li>\n<li>\u5b83\u4eec\u9700\u8981\u4e00\u4e2a\u5bf9\u8c61\u5b9e\u4f8b\u6765\u8c03\u7528\u3002<\/li>\n<li>\u65b9\u6cd5\u53ef\u4ee5\u8bbf\u95ee\u5bf9\u8c61\u72b6\u6001\u548c\u5b9e\u4f8b\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684\u5dee\u5f02<\/strong><\/p>\n<p>\u5e76\u53d1\u7f16\u7a0b\u4e2d\u51fd\u6570\u548c\u65b9\u6cd5\u7684\u4e3b\u8981\u5dee\u5f02\u5728\u4e8e\u5b83\u4eec\u5bf9\u7ebf\u7a0b\u5b89\u5168\u6027\u7684\u5f71\u54cd\u3002<\/p>\n<ul>\n<li><strong>\u51fd\u6570<\/strong>\u901a\u5e38\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u56e0\u4e3a\u5b83\u4eec\u4e0d\u8bbf\u95ee\u4efb\u4f55\u5bf9\u8c61\u72b6\u6001\u3002\u8fd9\u610f\u5473\u7740\u591a\u4e2a\u7ebf\u7a0b\u53ef\u4ee5\u5e76\u53d1\u6267\u884c\u76f8\u540c\u7684\u51fd\u6570\uff0c\u800c\u4e0d\u4f1a\u4ea7\u751f\u6570\u636e\u7ade\u4e89\u3002<\/li>\n<li><strong>\u65b9\u6cd5<\/strong>\u53ef\u80fd\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u56e0\u4e3a\u5b83\u4eec\u53ef\u4ee5\u8bbf\u95ee\u5bf9\u8c61\u72b6\u6001\u3002\u5f53\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee\u5177\u6709\u5171\u4eab\u72b6\u6001\u7684\u5bf9\u8c61\u65f6\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u6570\u636e\u7ade\u4e89\u3002<\/li>\n<\/ul>\n<p><strong>\u4f7f\u7528\u5efa\u8bae<\/strong><\/p>\n<ul>\n<li>\u5728\u5e76\u53d1\u73af\u5883\u4e2d\uff0c\u5982\u679c\u53ef\u80fd\uff0c\u5efa\u8bae\u4f7f\u7528\u51fd\u6570\u3002<\/li>\n<li>\u4ec5\u5728\u9700\u8981\u8bbf\u95ee\u5bf9\u8c61\u72b6\u6001\u65f6\u624d\u4f7f\u7528\u65b9\u6cd5\u3002<\/li>\n<li>\u5bf9\u4e8e\u975e\u7ebf\u7a0b\u5b89\u5168\u7684\u65b9\u6cd5\uff0c\u5e94\u4f7f\u7528\u540c\u6b65\u673a\u5236\u6765\u4fdd\u62a4\u5171\u4eab\u72b6\u6001\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u51fd\u6570\u548c\u65b9\u6cd5\u5728\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n<pre>import java.util.concurrent.ExecutorService;\nimport java.util.concurrent.Executors;\n\npublic class FunctionVsMethodExample {\n\n    \/\/ \u7ebf\u7a0b\u5b89\u5168\u7684\u51fd\u6570\n    private static int addNumbers(int a, int b) {\n        return a + b;\n    }\n\n    \/\/ \u53ef\u80fd\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u65b9\u6cd5\n    private int incrementCounter() {\n        return ++counter;\n    }\n\n    public static void main(String[] args) {\n        ExecutorService executor = Executors.newFixedThreadPool(10);\n\n        \/\/ \u4f7f\u7528\u51fd\u6570\u8fdb\u884c\u7ebf\u7a0b\u5b89\u5168\u7684\u5e76\u53d1\u8ba1\u6570\n        for (int i = 0; i &lt; 1000; i++) {\n            executor.submit(() -&gt; {\n                int result = addNumbers(i, 1);\n            });\n        }\n\n        \/\/ \u4f7f\u7528\u65b9\u6cd5\u8fdb\u884c\u53ef\u80fd\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u64cd\u4f5c\n        for (int i = 0; i &lt; 1000; i++) {\n            executor.submit(() -&gt; {\n                incrementCounter();\n            });\n        }\n\n        executor.shutdown();\n    }\n}<\/pre>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c<code>addNumbers()<\/code> \u51fd\u6570\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u5b83\u53ef\u4ee5\u5728\u5e76\u53d1\u73af\u5883\u4e2d\u5b89\u5168\u5730\u7528\u4e8e\u8ba1\u7b97\u3002\u53e6\u4e00\u65b9\u9762\uff0c<code>incrementCounter()<\/code> \u65b9\u6cd5\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u9700\u8981\u4f7f\u7528\u540c\u6b65\u673a\u5236\uff08\u5728\u6b64\u793a\u4f8b\u4e2d\u672a\u5b9e\u73b0\uff09\u6765\u786e\u4fdd\u7ebf\u7a0b\u5b89\u5168\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u51fd\u6570\u4e0e\u65b9\u6cd5\u5728\u5e76\u53d1\u7f16\u7a0b\u4e2d\u7684&#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-203068","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203068","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=203068"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203068\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203068"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203068"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203068"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}