{"id":161239,"date":"2024-11-04T04:46:25","date_gmt":"2024-11-03T20:46:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161239\/"},"modified":"2024-11-04T04:46:26","modified_gmt":"2024-11-03T20:46:26","slug":"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84-dto-%e9%a1%9e%e5%9e%8b%e7%b7%a9%e5%ad%98%e5%af%a6%e8%b8%90%ef%bc%88redis-%e7%b7%a9%e5%ad%98-dto-%e9%a1%9e%e5%9e%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161239\/","title":{"rendered":"\u57fa\u65bc Redis \u7684 DTO \u985e\u578b\u7de9\u5b58\u5be6\u8e10\uff08redis \u7de9\u5b58 dto \u985e\u578b\uff09"},"content":{"rendered":"<h1 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84-dto-%e9%a1%9e%e5%9e%8b%e7%b7%a9%e5%ad%98%e5%af%a6%e8%b8%90%ef%bc%88redis-%e7%b7%a9%e5%ad%98-dto-%e9%a1%9e%e5%9e%8b%ef%bc%89-ljpIRtrhOA\">\u57fa\u65bc Redis \u7684 DTO \u985e\u578b\u7de9\u5b58\u5be6\u8e10\uff08redis \u7de9\u5b58 dto \u985e\u578b\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u5b58\u53d6\u6578\u64da\u6210\u70ba\u4e86\u958b\u767c\u8005\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u7de9\u5b58\u529f\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406 DTO\uff08\u6578\u64da\u50b3\u8f38\u5c0d\u8c61\uff09\u985e\u578b\u7684\u6578\u64da\u6642\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-dto%ef%bc%9f-ljpIRtrhOA\">\u4ec0\u9ebc\u662f DTO\uff1f<\/h2>\n<p>DTO\uff08Data Transfer Object\uff09\u662f\u4e00\u7a2e\u8a2d\u8a08\u6a21\u5f0f\uff0c\u4e3b\u8981\u7528\u65bc\u5728\u4e0d\u540c\u5c64\u4e4b\u9593\u50b3\u905e\u6578\u64da\u3002DTO \u7684\u4e3b\u8981\u76ee\u7684\u662f\u6e1b\u5c11\u65b9\u6cd5\u8abf\u7528\u7684\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u5b83\u901a\u5e38\u5305\u542b\u591a\u500b\u5c6c\u6027\uff0c\u9019\u4e9b\u5c6c\u6027\u53ef\u4ee5\u662f\u57fa\u672c\u6578\u64da\u985e\u578b\u6216\u5176\u4ed6 DTO \u985e\u578b\u3002\u4f7f\u7528 DTO \u53ef\u4ee5\u4f7f\u6578\u64da\u7684\u50b3\u905e\u66f4\u52a0\u9ad8\u6548\uff0c\u7279\u5225\u662f\u5728\u7db2\u7d61\u8acb\u6c42\u4e2d\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ljpIRtrhOA\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u5b58\u53d6\u7279\u6027\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8-redis-%e7%b7%a9%e5%ad%98-dto%ef%bc%9f-ljpIRtrhOA\">\u70ba\u4ec0\u9ebc\u4f7f\u7528 Redis \u7de9\u5b58 DTO\uff1f<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong>\u901a\u904e\u5c07 DTO \u7de9\u5b58\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u67e5\u8a62\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u5ef6\u9072\uff1a<\/strong>Redis \u7684\u5167\u5b58\u5b58\u53d6\u901f\u5ea6\u9060\u5feb\u65bc\u78c1\u789f\u5b58\u53d6\uff0c\u9019\u610f\u5473\u8457\u5f9e Redis \u7372\u53d6\u6578\u64da\u7684\u5ef6\u9072\u6703\u5927\u5e45\u964d\u4f4e\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>Redis \u652f\u6301\u5206\u4f48\u5f0f\u67b6\u69cb\uff0c\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\u4ee5\u61c9\u5c0d\u9ad8\u6d41\u91cf\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e7%b7%a9%e5%ad%98-dto-%e7%9a%84%e5%af%a6%e8%b8%90-ljpIRtrhOA\">Redis \u7de9\u5b58 DTO \u7684\u5be6\u8e10<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u5c07 DTO \u7de9\u5b58\u5728 Redis \u4e2d\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%9a%e7%be%a9-dto-%e9%a1%9e%e5%9e%8b-ljpIRtrhOA\">1. \u5b9a\u7fa9 DTO \u985e\u578b<\/h3>\n<pre><code>public class UserDTO {\n    private String id;\n    private String name;\n    private String email;\n\n    \/\/ getters and setters\n}\n<\/code><\/pre>\n<h3 id=\"2-%e5%b0%87-dto-%e5%ad%98%e5%85%a5-redis-ljpIRtrhOA\">2. \u5c07 DTO \u5b58\u5165 Redis<\/h3>\n<p>\u4f7f\u7528 Redis \u7684 <code>SET<\/code> \u547d\u4ee4\u5c07 DTO \u5b58\u5165\u7de9\u5b58\u4e2d\u3002\u901a\u5e38\uff0c\u6211\u5011\u6703\u5c07 DTO \u8f49\u63db\u70ba JSON \u683c\u5f0f\uff0c\u4ee5\u4fbf\u65bc\u5b58\u5132\u548c\u6aa2\u7d22\u3002<\/p>\n<pre><code>import redis.clients.jedis.Jedis;\nimport com.fasterxml.jackson.databind.ObjectMapper;\n\nJedis jedis = new Jedis(\"localhost\");\nObjectMapper objectMapper = new ObjectMapper();\n\nUserDTO user = new UserDTO(\"1\", \"John Doe\", \"john@example.com\");\nString json = objectMapper.writeValueAsString(user);\njedis.set(\"user:1\", json);\n<\/code><\/pre>\n<h3 id=\"3-%e5%be%9e-redis-%e7%8d%b2%e5%8f%96-dto-ljpIRtrhOA\">3. \u5f9e Redis \u7372\u53d6 DTO<\/h3>\n<p>\u7576\u9700\u8981\u4f7f\u7528 DTO \u6642\uff0c\u53ef\u4ee5\u5f9e Redis \u4e2d\u6aa2\u7d22\u4e26\u53cd\u5e8f\u5217\u5316\u70ba DTO \u5c0d\u8c61\u3002<\/p>\n<pre><code>String json = jedis.get(\"user:1\");\nUserDTO user = objectMapper.readValue(json, UserDTO.class);\n<\/code><\/pre>\n<h3 id=\"4-%e8%a8%ad%e7%bd%ae%e7%b7%a9%e5%ad%98%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-ljpIRtrhOA\">4. \u8a2d\u7f6e\u7de9\u5b58\u904e\u671f\u6642\u9593<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u904e\u671f\u6216\u4e0d\u4e00\u81f4\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u7de9\u5b58\u7684\u904e\u671f\u6642\u9593\u3002<\/p>\n<pre><code>jedis.setex(\"user:1\", 3600, json); \/\/ 1\u5c0f\u6642\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-ljpIRtrhOA\">\u7d50\u8ad6<\/h2>\n<p>\u57fa\u65bc Redis \u7684 DTO \u985e\u578b\u7de9\u5b58\u5be6\u8e10\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u901a\u904e\u5408\u7406\u5730\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u50b3\u8f38\uff0c\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5728\u9078\u64c7 VPS \u6216\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u8003\u616e\u5230 Redis \u7684\u9ad8\u6548\u6027\u80fd\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u5c07\u662f\u660e\u667a\u4e4b\u8209\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u57fa\u65bc Redis \u7684 DTO \u985e\u578b\u7de9\u5b58\u5be6\u8e10\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u512a\u5316\u61c9\u7528\u6027\u80fd\uff0c\u5be6\u73fe\u5feb\u901f\u97ff\u61c9\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-161239","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161239","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=161239"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161239\/revisions"}],"predecessor-version":[{"id":161240,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161239\/revisions\/161240"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}