{"id":207601,"date":"2025-07-08T14:18:18","date_gmt":"2025-07-08T06:18:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207601\/"},"modified":"2025-07-08T14:18:18","modified_gmt":"2025-07-08T06:18:18","slug":"rest-api-%e4%b8%ad%e7%9a%84%e5%bc%82%e6%ad%a5%e5%87%bd%e6%95%b0%e8%b0%83%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207601\/","title":{"rendered":"REST API \u4e2d\u7684\u5f02\u6b65\u51fd\u6570\u8c03\u7528"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> REST API \u4e2d\u7684\u5f02\u6b65\u51fd\u6570\u8c03\u7528<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-23 21:18:31<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aREST API \u4e2d\u7684\u5f02\u6b65\u51fd\u6570\u8c03\u7528\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u8fd9\u91cc\u6211\u6709\u4e00\u4e2a\u51fd\u6570\uff0c\u5373 returnallarticles\uff0c\u5b83\u5c06\u88ab rest api \u8c03\u7528\uff0c\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u6587\u7ae0\u5217\u8868\uff0c\u5e76\u4e14\u5728\u8be5\u51fd\u6570\u5185\u6709\u4e00\u4e2a\u5f02\u6b65\u51fd\u6570\uff0c\u5373 doneasync \u6b63\u5728\u88ab\u8c03\u7528\u3002\u6b64 aysnc \u51fd\u6570\u53ef\u80fd\u9700\u8981\u4e00\u4e9b\u65f6\u95f4\u6765\u5904\u7406\u5176\u81ea\u8eab\u7684\u6570\u636e\u3002\u6211\u60f3\u8981 json \u503c\uff0c\u5373\u65e0\u8bba\u8be5\u5f02\u6b65\u51fd\u6570\u662f\u5426\u5b8c\u6210\uff0c\u90fd\u5e94\u8be5\u8fd4\u56de\u6240\u6709\u6587\u7ae0\u3002\u4ee3\u7801\u6211\u7c98\u8d34\u5728\u4e0b\u9762<\/p>\n

func returnAllArticles(w http.ResponseWriter, r *http.Request){\n    fmt.Println(\"Endpoint Hit: returnAllArticles\")\n    json.NewEncoder(w).Encode(Articles)\n   \n        val := DoneAsync()\n    fmt.Println(\"Done is running ...\")\n    fmt.Println(<- val)\n\n}\n\nfunc DoneAsync() chan int {\n    r := make(chan int)\n    fmt.Println(\"Warming up ...\")\n    go func() {\n        time.Sleep(3 * time.Second)\n        r <- 1\n        fmt.Println(\"Done ...\")\n    }()\n    return r\n}\nfunc handleRequests() {\n    myRouter := mux.NewRouter().StrictSlash(true)\n    myRouter.HandleFunc(\"\/articles\", returnAllArticles);\n   log.Fatal(http.ListenAndServe(\":8080\",myRouter))\n}<\/pre>\n
\u4f46\u5c31\u6211\u800c\u8a00\uff0c\u5728\u5f02\u6b65\u51fd\u6570\u5b8c\u6210\u4e4b\u524d\uff0cjson \u503c\u4e0d\u4f1a\u8fd4\u56de\u3002\u6211\u6ca1\u6709\u83b7\u5f97\u8be5\u5f02\u6b65\u51fd\u6570\u7684\u5f02\u6b65\u529f\u80fd\u3002<\/p>\n
 <\/p>\n
\u6b63\u786e\u7b54\u6848<\/h2>\n
 <\/p>\n
\u6b64\u884c\u5c06\u963b\u585e\uff0c\u76f4\u5230\u5c06\u503c\u5199\u5165 val<\/code>\uff1a<\/p>\n
fmt.println(<- val)<\/pre>\n
\u56e0\u6b64\uff0c\u60a8\u7684 doneasync<\/code> \u51fd\u6570\u521b\u5efa\u4e86\u4e00\u4e2a goroutine\uff0c\u8be5 goroutine \u7ee7\u7eed\u5904\u7406\u67d0\u4e9b\u5185\u5bb9\uff0c\u5e76\u6700\u7ec8\u5199\u5165 val<\/code> \u901a\u9053\uff0c\u4f46\u8c03\u7528\u5b83\u7684\u5904\u7406\u7a0b\u5e8f\u4f1a\u7b49\u5f85\uff0c\u76f4\u5230\u6709\u5185\u5bb9\u5199\u5165\u8be5\u901a\u9053\u3002<\/p>\n
\u5982\u679c\u60a8\u5e0c\u671b\u5728\u6267\u884c\u6b64\u5904\u7406\u65f6\u53d1\u9001\u7f16\u7801\u7ed3\u679c\uff0c\u5219\u53ef\u4ee5\u5728\u54cd\u5e94\u5904\u7406\u7a0b\u5e8f\u5b9e\u73b0 flusher<\/code> \u65f6\u53d1\u9001\uff0c\u5e76\u5237\u65b0\u5b83\uff1a<\/p>\n
if f, ok:=w.(http.Flusher); ok {\n   f.Flush()\n}<\/pre>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aREST API \u4e2d\u7684\u5f02\u6b65\u51fd\u6570\u8c03\u7528\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/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-207601","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207601","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=207601"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207601\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}