{"id":202554,"date":"2025-05-22T09:10:05","date_gmt":"2025-05-22T01:10:05","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202554\/"},"modified":"2025-05-22T09:10:05","modified_gmt":"2025-05-22T01:10:05","slug":"java%e5%87%bd%e6%95%b0%e9%87%8d%e8%bd%bd%e6%98%af%e5%90%a6%e9%9c%80%e8%a6%81%e8%80%83%e8%99%91%e5%8f%af%e8%af%bb%e6%80%a7%e5%92%8c%e5%8f%af%e7%bb%b4%e6%8a%a4%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202554\/","title":{"rendered":"Java\u51fd\u6570\u91cd\u8f7d\u662f\u5426\u9700\u8981\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u51fd\u6570\u91cd\u8f7d\u662f\u5426\u9700\u8981\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027<\/h1>\n<p>\u54c8\u55bd\uff01\u4eca\u5929\u5fc3\u8840\u6765\u6f6e\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aJava\u51fd\u6570\u91cd\u8f7d\u662f\u5426\u9700\u8981\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u300b<\/span>\uff0c\u60f3\u5fc5\u5927\u5bb6\u5e94\u8be5\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u90fd\u4e0d\u964c\u751f\u5427\uff0c\u90a3\u4e48\u9605\u8bfb\u672c\u6587\u5c31\u90fd\u4e0d\u4f1a\u5f88\u56f0\u96be\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u5343\u4e07\u522b\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u4f60\uff01<\/p>\n<p>\u662f\uff0c\u51fd\u6570\u91cd\u8f7d\u9700\u8981\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u901a\u8fc7\u7edf\u4e00\u7684\u65b9\u6cd5\u540d\u79f0\u5206\u7ec4\u5177\u6709\u4e0d\u540c\u529f\u80fd\u7684\u51fd\u6570\u589e\u5f3a\u4e86\u53ef\u8bfb\u6027\u3002\u800c\u76f8\u4f3c\u7684\u7b7e\u540d\u548c\u4e0d\u540c\u7684\u884c\u4e3a\u5219\u4f1a\u964d\u4f4e\u53ef\u7ef4\u62a4\u6027\uff0c\u5e94\u4f7f\u7528\u66f4\u5177\u63cf\u8ff0\u6027\u7684\u540d\u79f0\u6216\u53c2\u6570\u7c7b\u578b\u6765\u907f\u514d\u6df7\u6dc6\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729917155671c70e32888f.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u91cd\u8f7d\u662f\u5426\u9700\u8981\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff1f<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u51fd\u6570\u91cd\u8f7d\u5141\u8bb8\u6211\u4eec\u4f7f\u7528\u76f8\u540c\u7684\u65b9\u6cd5\u540d\u79f0\u5b9a\u4e49\u5177\u6709\u4e0d\u540c\u53c2\u6570\u7b7e\u540d\u7684\u591a\u4e2a\u51fd\u6570\u3002\u8fd9\u79cd\u673a\u5236\u5728\u7f16\u5199\u7075\u6d3b\u3001\u53ef\u6269\u5c55\u7684\u4ee3\u7801\u65b9\u9762\u5f88\u6709\u7528\uff0c\u4f46\u4e5f\u53ef\u80fd\u7ed9\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u5e26\u6765\u6311\u6218\u3002<\/p>\n<p><strong>\u53ef\u8bfb\u6027<\/strong><\/p>\n<p>\u51fd\u6570\u91cd\u8f7d\u901a\u8fc7\u5c06\u5177\u6709\u4e0d\u540c\u529f\u80fd\u7684\u51fd\u6570\u5206\u7ec4\u5230\u4e00\u4e2a\u7edf\u4e00\u7684\u65b9\u6cd5\u540d\u79f0\u4e0b\uff0c\u53ef\u4ee5\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a <code>calculate<\/code> \u7684\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u6267\u884c\u4e0d\u540c\u7684\u8ba1\u7b97\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5176\u53c2\u6570\u7684\u7c7b\u578b\uff1a<\/p>\n<pre>public int calculate(int a, int b) {\n    return a + b;\n}\n\npublic double calculate(double a, double b) {\n    return a \/ b;\n}<\/pre>\n<p>\u8fd9\u6837\uff0c\u5f53\u8c03\u7528 <code>calculate<\/code> \u51fd\u6570\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230\u6240\u6267\u884c\u7684\u8ba1\u7b97\u7c7b\u578b\u3002<\/p>\n<p><strong>\u53ef\u7ef4\u62a4\u6027<\/strong><\/p>\n<p>\u7136\u800c\uff0c\u51fd\u6570\u91cd\u8f7d\u4e5f\u53ef\u80fd\u4f7f\u4ee3\u7801\u66f4\u96be\u7ef4\u62a4\uff0c\u7279\u522b\u662f\u5f53\u65b9\u6cd5\u7b7e\u540d\u76f8\u4f3c\u4f46\u884c\u4e3a\u4e0d\u540c\u65f6\u3002\u4f8b\u5982\uff0c\u8ba9\u6211\u4eec\u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\uff1a<\/p>\n<pre>public void update(int id, String name) {\n    \/\/ \u66f4\u65b0\u7528\u6237\u59d3\u540d\n}\n\npublic void update(int id, int age) {\n    \/\/ \u66f4\u65b0\u7528\u6237\u5e74\u9f84\n}<\/pre>\n<p>\u4e4d\u4e00\u770b\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u7684\u540d\u79f0\u548c\u53c2\u6570\u7b7e\u540d\u51e0\u4e4e\u76f8\u540c\u3002\u7136\u800c\uff0c\u5b83\u4eec\u6267\u884c\u4e0d\u540c\u7684\u64cd\u4f5c\uff0c\u4f7f\u4ee3\u7801\u6df7\u4e71\u4e14\u5bb9\u6613\u51fa\u9519\u3002\u4e3a\u4e86\u63d0\u9ad8\u53ef\u7ef4\u62a4\u6027\uff0c\u6211\u4eec\u5e94\u8be5\u8003\u8651\u4f7f\u7528\u66f4\u5177\u63cf\u8ff0\u6027\u7684\u65b9\u6cd5\u540d\u79f0\u6216\u53c2\u6570\u7c7b\u578b\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>public void updateName(int id, String name) {\n    \/\/ \u66f4\u65b0\u7528\u6237\u59d3\u540d\n}\n\npublic void updateAge(int id, int age) {\n    \/\/ \u66f4\u65b0\u7528\u6237\u5e74\u9f84\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u5728\u4ee5\u4e0b\u573a\u666f\u4e2d\uff0c\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u5bf9\u4e8e\u51fd\u6570\u91cd\u8f7d\u81f3\u5173\u91cd\u8981\uff1a<\/p>\n<ul>\n<li><strong>API \u8bbe\u8ba1\uff1a<\/strong>\u5f53\u8bbe\u8ba1\u516c\u5171 API \u65f6\uff0c\u5e94\u8003\u8651\u51fd\u6570\u91cd\u8f7d\u5982\u4f55\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u548c\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/li>\n<li><strong>\u5927\u578b\u4ee3\u7801\u5e93\uff1a<\/strong>\u5728\u5927\u578b\u4ee3\u7801\u5e93\u4e2d\uff0c\u51fd\u6570\u91cd\u8f7d\u4f1a\u5bfc\u81f4\u65b9\u6cd5\u540d\u79f0\u51b2\u7a81\u548c\u53ef\u7ef4\u62a4\u6027\u95ee\u9898\u3002<\/li>\n<li><strong>\u6587\u6863\u548c\u53ef\u6d4b\u8bd5\u6027\uff1a<\/strong>\u51fd\u6570\u91cd\u8f7d\u4e2d\u7684\u7ec6\u5fae\u5dee\u522b\u53ef\u80fd\u96be\u4ee5\u8bb0\u5f55\u548c\u6d4b\u8bd5\uff0c\u5bfc\u81f4\u9519\u8bef\u548c\u6df7\u4e71\u3002<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u51fd\u6570\u91cd\u8f7d\u662f Java \u4e2d\u4e00\u79cd\u6709\u7528\u7684\u673a\u5236\uff0c\u4f46\u5728\u8bbe\u8ba1\u548c\u5b9e\u65bd\u65f6\u5e94\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u901a\u8fc7\u91c7\u7528\u6e05\u6670\u7684\u65b9\u6cd5\u540d\u79f0\u3001\u63cf\u8ff0\u6027\u53c2\u6570\u548c\u4ed4\u7ec6\u89c4\u5212\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u51fd\u6570\u91cd\u8f7d\u7684\u5f3a\u5927\u7279\u6027\uff0c\u540c\u65f6\u786e\u4fdd\u4ee3\u7801\u7684\u5065\u58ee\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<p>\u672c\u7bc7\u5173\u4e8e\u300aJava\u51fd\u6570\u91cd\u8f7d\u662f\u5426\u9700\u8981\u8003\u8651\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u51fd\u6570\u91cd\u8f7d\u662f\u5426\u9700\u8981\u8003\u8651\u53ef\u8bfb&#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-202554","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202554","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=202554"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202554\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}