{"id":47257,"date":"2024-12-02T17:13:22","date_gmt":"2024-12-02T09:13:22","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47257\/"},"modified":"2024-12-02T17:13:22","modified_gmt":"2024-12-02T09:13:22","slug":"%e5%a6%82%e4%bd%95%e9%80%9a%e8%bf%87%e6%8e%a5%e5%8f%a3%e5%ae%9a%e4%b9%89%e6%8f%90%e5%8d%87java%e5%87%bd%e6%95%b0%e7%9a%84%e5%8f%af%e5%a4%8d%e7%94%a8%e6%80%a7%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47257\/","title":{"rendered":"\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f<\/h1>\n<p>\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p>\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u53ef\u4ee5\u63d0\u9ad8 Java \u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1a\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53e3\uff0c\u58f0\u660e\u51fd\u6570\u5fc5\u987b\u5b9e\u73b0\u7684\u65b9\u6cd5\uff1b\u5b9e\u73b0\u63a5\u53e3\uff0c\u63d0\u4f9b\u5177\u4f53\u51fd\u6570\u5b9e\u73b0\uff1b\u4f7f\u7528\u63a5\u53e3\u5c06\u51fd\u6570\u6cdb\u5316\u4e3a\u53ef\u590d\u7528\u51fd\u6570\uff1b\u4f20\u9012\u63a5\u53e3\u4f5c\u4e3a\u53c2\u6570\uff0c\u6267\u884c\u4e0d\u540c\u7c7b\u578b\u8f93\u5165\u7684\u51fd\u6570\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729954484671d02b478941.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347 Java \u51fd\u6570\u7684\u53ef\u590d\u7528\u6027<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u63a5\u53e3\u5b9a\u4e49\u4e86\u4e00\u4e2a\u65b9\u6cd5\u5951\u7ea6\uff0c\u5b83\u6307\u660e\u4e86\u7c7b\u5fc5\u987b\u5b9e\u73b0\u7684\u65b9\u6cd5\u3002\u4f7f\u7528\u63a5\u53e3\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff0c\u5e76\u4fc3\u8fdb\u89e3\u8026\u3002<\/p>\n<p><strong>\u63a5\u53e3\u5b9a\u4e49<\/strong><\/p>\n<pre>public interface ReusableFunction {\n    Object apply(Object input);\n}<\/pre>\n<p><strong>\u5b9e\u73b0\u63a5\u53e3<\/strong><\/p>\n<pre>public class MyReusableFunction implements ReusableFunction {\n    @Override\n    public Object apply(Object input) {\n        \/\/ \u5177\u4f53\u5b9e\u73b0\n        return result;\n    }\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a\u5b57\u7b26\u4e32\u64cd\u4f5c<\/strong><\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u51fd\u6570\u9700\u8981\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5927\u5199\uff1a<\/p>\n<pre>public String toUpperCase(String input) {\n    return input.toUpperCase();\n}<\/pre>\n<p>\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a <code>StringFunction<\/code> \u63a5\u53e3\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6b64\u51fd\u6570\u6cdb\u5316\u4e3a\u53ef\u590d\u7528\u51fd\u6570\uff1a<\/p>\n<pre>public interface StringFunction extends ReusableFunction {\n    String apply(String input);\n}\n\npublic class ToUpperCaseFunction implements StringFunction {\n    @Override\n    public String apply(String input) {\n        return input.toUpperCase();\n    }\n}<\/pre>\n<p>\u73b0\u5728\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06 <code>toUpperCase<\/code> \u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u4e00\u4e2a\u901a\u7528\u51fd\u6570\uff0c\u4ee5\u6267\u884c\u5404\u79cd\u5b57\u7b26\u4e32\u64cd\u4f5c\uff1a<\/p>\n<pre>public String processString(String input, StringFunction function) {\n    return function.apply(input);\n}\n\n\/\/ \u4f7f\u7528\u65b9\u6cd5\nString result = processString(\"Hello\", new ToUpperCaseFunction());\nSystem.out.println(result); \/\/ \u8f93\u51fa\uff1aHELLO<\/pre>\n<p><strong>\u4f18\u52bf<\/strong><\/p>\n<ul>\n<li><strong>\u53ef\u590d\u7528\u6027\uff1a<\/strong>\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u53ef\u4ee5\u7528\u4e8e\u4e0d\u540c\u7c7b\u578b\u8f93\u5165\u7684\u901a\u7528\u51fd\u6570\u3002<\/li>\n<li><strong>\u89e3\u8026\uff1a<\/strong>\u63a5\u53e3\u5c06\u51fd\u6570\u7684\u5b9e\u73b0\u4e0e\u8c03\u7528\u903b\u8f91\u89e3\u8026\uff0c\u4f7f\u4ee3\u7801\u66f4\u6613\u4e8e\u7ef4\u62a4\u548c\u6269\u5c55\u3002<\/li>\n<li><strong>\u7075\u6d3b\uff1a<\/strong>\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u5404\u79cd\u63a5\u53e3\u6765\u6ee1\u8db3\u7279\u5b9a\u7684\u529f\u80fd\u8981\u6c42\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u7c73\u4e91\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f \u5b66\u4e60\u6587\u7ae0\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347Java\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1f\u300b\u5c06\u4f1a\u4ecb\u7ecd\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6587\u7ae0\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01 \u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u53ef\u4ee5\u63d0\u9ad8 Java \u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff1a\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53e3\uff0c\u58f0\u660e\u51fd\u6570\u5fc5\u987b\u5b9e\u73b0\u7684\u65b9\u6cd5\uff1b\u5b9e\u73b0\u63a5\u53e3\uff0c\u63d0\u4f9b\u5177\u4f53\u51fd\u6570\u5b9e\u73b0\uff1b\u4f7f\u7528\u63a5\u53e3\u5c06\u51fd\u6570\u6cdb\u5316\u4e3a\u53ef\u590d\u7528\u51fd\u6570\uff1b\u4f20\u9012\u63a5\u53e3\u4f5c\u4e3a\u53c2\u6570\uff0c\u6267\u884c\u4e0d\u540c\u7c7b\u578b\u8f93\u5165\u7684\u51fd\u6570\u3002 \u5982\u4f55\u901a\u8fc7\u63a5\u53e3\u5b9a\u4e49\u63d0\u5347 Java \u51fd\u6570\u7684\u53ef\u590d\u7528\u6027 \u5728 Java \u4e2d\uff0c\u63a5\u53e3\u5b9a\u4e49\u4e86\u4e00\u4e2a\u65b9\u6cd5\u5951\u7ea6\uff0c\u5b83\u6307\u660e\u4e86\u7c7b\u5fc5\u987b\u5b9e\u73b0\u7684\u65b9\u6cd5\u3002\u4f7f\u7528\u63a5\u53e3\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u51fd\u6570\u7684\u53ef\u590d\u7528\u6027\uff0c\u5e76\u4fc3\u8fdb\u89e3\u8026\u3002 \u63a5\u53e3\u5b9a\u4e49 public interface ReusableFunction { Object apply(Object input); } \u5b9e\u73b0\u63a5\u53e3 public class MyReusableFunction implements ReusableFunction { @Override public Object apply(Object input) { \/\/ \u5177\u4f53\u5b9e\u73b0 return result; } } \u5b9e\u6218\u6848\u4f8b\uff1a\u5b57\u7b26\u4e32\u64cd\u4f5c \u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u51fd\u6570\u9700\u8981\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5927\u5199\uff1a public String toUpperCase(String input) { return input.toUpperCase(); } \u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a StringFunction \u63a5\u53e3\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6b64\u51fd\u6570\u6cdb\u5316\u4e3a\u53ef\u590d\u7528\u51fd\u6570\uff1a public interface StringFunction [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-47257","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=47257"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47257\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}