{"id":45722,"date":"2023-05-13T14:13:05","date_gmt":"2024-02-21T17:38:27","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/"},"modified":"2024-04-30T03:57:23","modified_gmt":"2024-04-29T19:57:23","slug":"45722-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/","title":{"rendered":""},"content":{"rendered":"

\u30cf\u30a4\u30b5\u30a4\uff01\u30aa\u30fc\u30b9\u30c6\u30a3\u30f3\u3084\u3044\u3073\u30fc\u3093\u3002<\/p>\n

\u554f\u984c<\/h1>\n

Rust\u306estd::sync::mpsc::Channel\u306eReceiver\u3092\u5225\u306e\u30b9\u30ec\u30c3\u30c9\u306b\u79fb\u52d5\u3055\u305b\u3066\u3001iter\u3057\u3066\u3044\u308b\u3068\u3001\u305d\u306e\u30b9\u30ec\u30c3\u30c9\u306e\u30cf\u30f3\u30c9\u30eb\u306b\u8db3\u3057\u3066join\u3092\u547c\u3093\u3067\u3082\u6c38\u9060\u306b\u89e3\u6c7a\u3057\u306a\u3044\u3002<\/p>\n

    let<\/span> (<\/span>tx<\/span>,<\/span> rx<\/span>)<\/span> =<\/span> mpsc<\/span>::<\/span>channel<\/span>();<\/span>\r\n\r\n    let<\/span> handle<\/span> =<\/span> thread<\/span>::<\/span>spawn<\/span>(<\/span>move<\/span> ||<\/span> -><\/span> Result<\/span><<\/span>(),<\/span> mysql<\/span>::<\/span>Error<\/span>><\/span> {<\/span>\r\n        for<\/span> data<\/span> in<\/span> rx<\/span>.iter<\/span>()<\/span> {<\/span>\r\n            \/\/\/<\/span>\r\n        }<\/span>\r\n\r\n        Ok<\/span>(())<\/span>\r\n    });<\/span>\r\n<\/code><\/pre>\n
\u89e3\u6c7a\u6cd5\u305d\u306e\uff11<\/h1>\n
Transmitter\uff08\u914d\u4fe1\u4f53\uff09\u3092\u7121\u7406\u3084\u308adrop\u3057\u3066\u89e3\u653e\u3059\u308b:<\/p>\n
    let<\/span> (<\/span>tx<\/span>,<\/span> rx<\/span>)<\/span> =<\/span> mpsc<\/span>::<\/span>channel<\/span>();<\/span>\r\n\r\n    let<\/span> handle<\/span> =<\/span> thread<\/span>::<\/span>spawn<\/span>(<\/span>move<\/span> ||<\/span> -><\/span> Result<\/span><<\/span>(),<\/span> mysql<\/span>::<\/span>Error<\/span>><\/span> {<\/span>\r\n        for<\/span> data<\/span> in<\/span> rx<\/span>.iter<\/span>()<\/span> {<\/span>\r\n            \/\/\/<\/span>\r\n        }<\/span>\r\n\r\n        Ok<\/span>(())<\/span>\r\n    });<\/span>\r\n\r\n\/\/\/ ...<\/span>\r\n\r\ndrop<\/span>(<\/span>tx<\/span>);<\/span>\r\n\r\nhandle<\/span>.join<\/span>()<\/span>.unwrap<\/span>();<\/span> \/\/ OK!<\/span>\r\n<\/code><\/pre>\n
\u6700\u3082\u7c21\u5358\u3067\u3059\u3002\u305f\u3060\u591a\u5206\u4f55\u304b\u3068\u9593\u9055\u3063\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046 \u3053\u308c\u304c\u4e00\u756a\u660e\u793a\u7684\u3067\u3044\u3044\u3067\u3057\u3087\u3046\uff01 @namn1125 \u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002<\/p>\n
enum\u3092\u4f7f\u3063\u3066\u3001\u5b8c\u4e86\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u914d\u4fe1\u3059\u308b<\/h1>\n
\u3088\u308a\u512a\u96c5\u306a\u89e3\u6c7a\u6cd5\u3067\u3057\u3087\u3046\u3002<\/p>\n
enum<\/span> Message<\/span> {<\/span>\r\n    Add<\/span>(<\/span>u64<\/span>),<\/span>\r\n    Finished<\/span>,<\/span>\r\n}<\/span>\r\n\r\nlet<\/span> (<\/span>tx<\/span>,<\/span> rx<\/span>)<\/span> =<\/span> mpsc<\/span>::<\/span>channel<\/span>();<\/span>\r\n\r\nlet<\/span> handle<\/span> =<\/span> thread<\/span>::<\/span>spawn<\/span>(<\/span>move<\/span> ||<\/span> -><\/span> Result<\/span><<\/span>(),<\/span> mysql<\/span>::<\/span>Error<\/span>><\/span> {<\/span>\r\n    for<\/span> data<\/span> in<\/span> rx<\/span>.iter<\/span>()<\/span> {<\/span>\r\n        match<\/span> data<\/span> {<\/span>\r\n            Message<\/span>::<\/span>Add<\/span>(<\/span>n<\/span>)<\/span> =><\/span> {},<\/span>\r\n            Message<\/span>::<\/span>Finished<\/span> =><\/span> {<\/span>\r\n                break<\/span>;<\/span>\r\n            },<\/span>\r\n    }<\/span>\r\n\r\n    Ok<\/span>(())<\/span>\r\n});<\/span>\r\n\r\ntx<\/span>.send<\/span>(<\/span>Message<\/span>::<\/span>Finished<\/span>);<\/span>\r\n\r\nhandle<\/span>.join<\/span>()<\/span>.unwrap<\/span>();<\/span> \/\/ OK!<\/span>\r\n<\/code><\/pre>\n
\u3057\u304b\u3057\u3084\u3084\u5197\u9577\u3067\u3059\u3002<\/p>\n
\u307e\u3068\u3081<\/h1>\n
\u4ee5\u4e0a\u3001Rust\u3067\u5225\u30b9\u30ec\u30c3\u30c9\u306b\u79fb\u52d5\u3057\u305fmpsc\u306e\u53d7\u4fe1\u4f53\u306eiter\u3092\u6b62\u3081\u3066\u3001\u7dba\u9e97\u306b\u30b9\u30ec\u30c3\u30c9\u3092\u7d42\u4e86\u3055\u305b\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n
\u7279\u306b\u611f\u60f3\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u8aad\u8005\u3055\u3093\u306b\u306f\u50d5\u3088\u308a\u305a\u3063\u3068Rust\u7d4c\u9a13\u304c\u8c4a\u5bcc\u306a\u65b9\u304c\u305f\u304f\u3055\u3093\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u30b3\u30e1\u30f3\u30c8\u3067\u6280\u3092\u5171\u6709\u3057\u3066\u3044\u305f\u3060\u3051\u308b\u3068\u5b09\u3057\u3044\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u30cf\u30a4\u30b5\u30a4\uff01\u30aa\u30fc\u30b9\u30c6\u30a3\u30f3\u3084\u3044\u3073\u30fc\u3093\u3002 \u554f\u984c Rust\u306estd::sync::mpsc::Channel\u306eRece […]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45722","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n- Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u30cf\u30a4\u30b5\u30a4\uff01\u30aa\u30fc\u30b9\u30c6\u30a3\u30f3\u3084\u3044\u3073\u30fc\u3093\u3002 \u554f\u984c Rust\u306estd::sync::mpsc::Channel\u306eRece […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-02-21T17:38:27+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T19:57:23+00:00\" \/>\n<meta name=\"author\" content=\"\u5b87, \u534e\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u5b87, \u534e\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/\",\"name\":\"- Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2024-02-21T17:38:27+00:00\",\"dateModified\":\"2024-04-29T19:57:23+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458\",\"name\":\"\u5b87, \u534e\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g\",\"caption\":\"\u5b87, \u534e\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/yuhua\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"- Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/","og_locale":"zh_CN","og_type":"article","og_description":"\u30cf\u30a4\u30b5\u30a4\uff01\u30aa\u30fc\u30b9\u30c6\u30a3\u30f3\u3084\u3044\u3073\u30fc\u3093\u3002 \u554f\u984c Rust\u306estd::sync::mpsc::Channel\u306eRece […]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2024-02-21T17:38:27+00:00","article_modified_time":"2024-04-29T19:57:23+00:00","author":"\u5b87, \u534e","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u5b87, \u534e","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/","name":"- Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2024-02-21T17:38:27+00:00","dateModified":"2024-04-29T19:57:23+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/"]}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458","name":"\u5b87, \u534e","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g","caption":"\u5b87, \u534e"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/yuhua\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/45722-2\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45722","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=45722"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45722\/revisions"}],"predecessor-version":[{"id":89539,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45722\/revisions\/89539"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=45722"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=45722"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=45722"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}