{"id":202916,"date":"2025-05-22T10:35:10","date_gmt":"2025-05-22T02:35:10","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202916\/"},"modified":"2025-05-22T10:35:10","modified_gmt":"2025-05-22T02:35:10","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8%e5%a4%8d%e6%9d%82%e5%9c%ba%e6%99%af%e4%b8%ad%e5%88%a9%e7%94%a8-java-%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e6%8f%90%e9%ab%98%e4%bb%a3%e7%a0%81%e5%8f%af%e7%bb%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202916\/","title":{"rendered":"\u5982\u4f55\u5728\u590d\u6742\u573a\u666f\u4e2d\u5229\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u5728\u590d\u6742\u573a\u666f\u4e2d\u5229\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\uff1f<\/h1>\n<p><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u5728\u590d\u6742\u573a\u666f\u4e2d\u5229\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\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\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01<\/p>\n<p>\u91c7\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\uff0c\u56e0\u4e3a\u5b83\u57fa\u4e8e\u4ee5\u4e0b\u539f\u5219\uff1a\u4e0d\u53ef\u53d8\u6027\uff1a\u6570\u636e\u4fdd\u6301\u4e0d\u53d8\uff0c\u63d0\u9ad8\u5e76\u53d1\u6027\uff1b\u7eaf\u51fd\u6570\uff1a\u65e0\u526f\u4f5c\u7528\uff0c\u7b80\u5316\u6d4b\u8bd5\uff1b\u4e00\u7b49\u51fd\u6570\uff1a\u53ef\u4f20\u9012\u548c\u64cd\u4f5c\uff0c\u589e\u5f3a\u91cd\u7528\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729997537671daae12f384.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5982\u4f55\u5728\u590d\u6742\u573a\u666f\u4e2d\u5229\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>\u5728\u590d\u6742\u7684\u8f6f\u4ef6\u7cfb\u7edf\u4e2d\uff0c\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u81f3\u5173\u91cd\u8981\u3002\u51fd\u6570\u5f0f\u7f16\u7a0b\u6280\u672f\u63d0\u4f9b\u4e86\u901a\u8fc7\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u3001\u7b80\u5316\u590d\u6742\u903b\u8f91\u5e76\u51cf\u5c11\u4ee3\u7801\u884c\uff0c\u6765\u63d0\u9ad8\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\u7684\u6709\u6548\u65b9\u5f0f\u3002<\/p>\n<p><strong>\u51fd\u6570\u5f0f\u7f16\u7a0b\u57fa\u7840<\/strong><\/p>\n<p>\u51fd\u6570\u5f0f\u7f16\u7a0b\u5173\u6ce8\u4e0d\u53ef\u53d8\u6027\u3001\u7eaf\u51fd\u6570\u548c\u4e00\u7b49\u51fd\u6570\uff0c\u5b83\u63d0\u4f9b\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li><strong>\u4e0d\u53ef\u53d8\u6027\uff1a<\/strong> \u6570\u636e\u4e0d\u4f1a\u88ab\u4fee\u6539\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u5e76\u53d1\u6027\u3002<\/li>\n<li><strong>\u7eaf\u51fd\u6570\uff1a<\/strong> \u51fd\u6570\u4e0d\u4f1a\u4ea7\u751f\u526f\u4f5c\u7528\uff0c\u7b80\u5316\u4e86\u6d4b\u8bd5\u3002<\/li>\n<li><strong>\u4e00\u7b49\u51fd\u6570\uff1a<\/strong> \u51fd\u6570\u53ef\u4ee5\u4f5c\u4e3a\u503c\u4f20\u9012\u548c\u64cd\u4f5c\uff0c\u589e\u5f3a\u4e86\u4ee3\u7801\u91cd\u7528\u6027\u3002<\/li>\n<\/ul>\n<p><strong>Java \u4e2d\u7684\u51fd\u6570\u5f0f\u7f16\u7a0b<\/strong><\/p>\n<p>Java 8 \u53ca\u66f4\u9ad8\u7248\u672c\u63d0\u4f9b\u4e86\u591a\u79cd\u51fd\u6570\u5f0f\u7f16\u7a0b\u7279\u6027\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>lambda \u8868\u8fbe\u5f0f<\/li>\n<li>\u6d41 API<\/li>\n<li>\u51fd\u6570\u63a5\u53e3<\/li>\n<li>Optional \u548c Stream<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a\u5904\u7406\u590d\u6742\u6570\u636e\u7ed3\u6784<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728\u590d\u6742\u6570\u636e\u7ed3\u6784\u4e2d\u7b5b\u9009\u548c\u64cd\u4f5c\u5143\u7d20\uff1a<\/p>\n<pre>\/\/ \u4f7f\u7528\u6d41 API \u548c lambda \u8868\u8fbe\u5f0f\u7b5b\u9009\u590d\u6742\u5217\u8868\u4e2d\u7684\u5947\u6570\nList&lt;Integer&gt; numbers = List.of(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);\nList&lt;Integer&gt; oddNumbers = numbers.stream()\n        .filter(number -&gt; number % 2 != 0)\n        .toList();<\/pre>\n<p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li>\u8be5\u4ee3\u7801\u53ef\u8bfb\u6027\u9ad8\uff0c\u6e05\u6670\u5730\u8868\u8fbe\u4e86\u8fc7\u6ee4\u76ee\u7684\u548c\u6761\u4ef6\u3002<\/li>\n<li>\u4f7f\u7528\u6d41 API \u548c lambda \u8868\u8fbe\u5f0f\u51cf\u5c11\u4e86\u4ee3\u7801\u884c\u3002<\/li>\n<li>\u4ee3\u7801\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u63d0\u4f9b\u4e86\u66f4\u5f3a\u7684\u5e76\u53d1\u6027\u548c\u53ef\u6d4b\u8bd5\u6027\u3002<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u901a\u8fc7\u5229\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u6280\u672f\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u590d\u6742\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u5b83\u901a\u8fc7\u4e0d\u53ef\u53d8\u6027\u3001\u7eaf\u51fd\u6570\u548c\u4e00\u7b49\u51fd\u6570\u589e\u5f3a\u4e86\u4ee3\u7801\u6e05\u6670\u5ea6\uff0c\u51cf\u5c11\u4e86\u4ee3\u7801\u884c\u5e76\u7b80\u5316\u4e86\u590d\u6742\u903b\u8f91\u5904\u7406\u3002\u901a\u8fc7\u8c28\u614e\u5e94\u7528\u8fd9\u4e9b\u6280\u672f\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u7f16\u5199\u66f4\u53ef\u9760\u3001\u66f4\u6613\u4e8e\u7ef4\u62a4\u7684\u4ee3\u7801\u3002<\/p>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u5728\u590d\u6742\u573a\u666f\u4e2d\u5229\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\uff1f\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":"<p>\u5982\u4f55\u5728\u590d\u6742\u573a\u666f\u4e2d\u5229\u7528 Java &#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-202916","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202916","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=202916"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202916\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}