{"id":202766,"date":"2025-05-22T08:09:52","date_gmt":"2025-05-22T00:09:52","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202766\/"},"modified":"2025-05-22T08:09:52","modified_gmt":"2025-05-22T00:09:52","slug":"java%e5%87%bd%e6%95%b0%e7%9a%84%e6%9c%aa%e6%9d%a5%e5%8f%91%e5%b1%95%e8%b6%8b%e5%8a%bf%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202766\/","title":{"rendered":"Java\u51fd\u6570\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

Java\u51fd\u6570\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u6709\u54ea\u4e9b\uff1f<\/h1>\n

\u6587\u7ae0<\/span>\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300aJava\u51fd\u6570\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u6709\u54ea\u4e9b\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<\/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>\n

Java \u51fd\u6570\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf<\/strong><\/p>\n

\u968f\u7740 Java \u8bed\u8a00\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5176\u51fd\u6570\u529f\u80fd\u4e5f\u65e5\u6e10\u589e\u5f3a\uff0c\u5e76\u6210\u4e3a\u6784\u5efa\u73b0\u4ee3\u5316\u3001\u9ad8\u6027\u80fd\u5e94\u7528\u7a0b\u5e8f\u7684\u5173\u952e\u7ec4\u6210\u90e8\u5206\u3002\u4ee5\u4e0b\u662f Java \u51fd\u6570\u672a\u6765\u53d1\u5c55\u7684\u4e00\u4e9b\u8d8b\u52bf\uff1a<\/p>\n

1. \u51fd\u6570\u7f16\u5199\u7684\u7b80\u5316<\/strong><\/p>\n

Java \u8bed\u8a00\u6b63\u5728\u4e0d\u65ad\u5f15\u5165\u65b0\u7279\u6027\uff0c\u4ee5\u7b80\u5316\u7f16\u5199\u9ad8\u6027\u80fd\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u5728 Java 16 \u4e2d\u5f15\u5165\u7684\u8868\u8fbe\u5f0f lambda \u8868\u8fbe\u5f0f\u6d88\u9664\u4e86\u663e\u5f0f\u7c7b\u578b\u6807\u6ce8\u7684\u9700\u8981\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n

2. \u670d\u52a1\u5668\u7aefless \u7f16\u7a0b<\/strong><\/p>\n

\u968f\u7740\u65e0\u670d\u52a1\u5668\u8ba1\u7b97\u7684\u5174\u8d77\uff0cJava \u51fd\u6570\u5c06\u8d8a\u6765\u8d8a\u591a\u5730\u7528\u4e8e\u6784\u5efa\u65e0\u670d\u52a1\u5668\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u79cd\u6a21\u5f0f\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\uff0c\u800c\u65e0\u9700\u7ba1\u7406\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u3002<\/p>\n

\u5b9e\u6218\u6848\u4f8b\uff1a\u4f7f\u7528 AWS Lambda \u5b9e\u73b0\u65e0\u670d\u52a1\u5668\u56fe\u50cf\u5904\u7406<\/strong><\/p>\n

import com.amazonaws.services.lambda.runtime.Context;\nimport com.amazonaws.services.lambda.runtime.RequestHandler;\n\npublic class ImageResizeHandler implements RequestHandler<ImageResizeRequest, ImageResizeResponse> {\n\n    @Override\n    public ImageResizeResponse handleRequest(ImageResizeRequest request, Context context) {\n        Image resizedImage = resizeImage(request.getImage(), request.getWidth(), request.getHeight());\n        return new ImageResizeResponse(resizedImage);\n    }\n\n    private Image resizeImage(Image image, int width, int height) {\n        \/\/ \u5177\u4f53\u5b9e\u73b0\u7565...\n        return resizedImage;\n    }\n}<\/pre>\n
3. \u673a\u5668\u5b66\u4e60\u548c\u4eba\u5de5\u667a\u80fd\u7684\u96c6\u6210<\/strong><\/p>\n
Java \u51fd\u6570\u5c06\u4e0e\u673a\u5668\u5b66\u4e60\u548c\u4eba\u5de5\u667a\u80fd\u6280\u672f\u8fdb\u884c\u66f4\u7d27\u5bc6\u7684\u96c6\u6210\uff0c\u4ece\u800c\u4e3a\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u5f3a\u5927\u7684\u6570\u636e\u5904\u7406\u548c\u9884\u6d4b\u529f\u80fd\u3002<\/p>\n
4. \u52a0\u5f3a\u7684\u5e76\u53d1\u6027\u548c\u53ef\u4f38\u7f29\u6027<\/strong><\/p>\n
\u4e3a\u4e86\u6ee1\u8db3\u73b0\u4ee3\u5e94\u7528\u7a0b\u5e8f\u7684\u9ad8\u5e76\u53d1\u548c\u53ef\u4f38\u7f29\u6027\u9700\u6c42\uff0cJava \u51fd\u6570\u5c06\u7ee7\u7eed\u63d0\u5347\u5176\u5e76\u53d1\u6027\u548c\u53ef\u4f38\u7f29\u6027\u3002\u8fd9\u5c06\u5141\u8bb8\u51fd\u6570\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8bf7\u6c42\uff0c\u5e76\u6839\u636e\u9700\u8981\u8f7b\u677e\u6269\u5c55\u3002<\/p>\n
5. \u5bf9\u5fae\u670d\u52a1\u67b6\u6784\u7684\u652f\u6301\u589e\u5f3a<\/strong><\/p>\n
Java \u51fd\u6570\u5c06\u6210\u4e3a\u5fae\u670d\u52a1\u67b6\u6784\u4e2d\u6784\u5efa\u677e\u6563\u8026\u5408\u3001\u53ef\u72ec\u7acb\u90e8\u7f72\u7ec4\u4ef6\u7684\u7406\u60f3\u9009\u62e9\u3002\u51fd\u6570\u7684\u8f7b\u91cf\u7ea7\u548c\u53ef\u91cd\u7528\u6027\u4f7f\u5176\u975e\u5e38\u9002\u5408\u6784\u5efa\u5fae\u670d\u52a1\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aJava\u51fd\u6570\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u6709\u54ea\u4e9b\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":"
Java\u51fd\u6570\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u6709\u54ea\u4e9b...<\/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-202766","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202766","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=202766"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202766\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202766"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}