{"id":863,"date":"2025-08-31T13:43:18","date_gmt":"2025-08-31T13:43:18","guid":{"rendered":"https:\/\/nurlandroid.com\/?p=863"},"modified":"2025-08-31T13:43:19","modified_gmt":"2025-08-31T13:43:19","slug":"sealed-class-%d0%b2-kotlin-%d0%b5-%d1%87%d1%82%d0%be-%d1%82%d0%b0%d0%ba%d0%be%d0%b5-%d0%b7%d0%b0%d1%87%d0%b5%d0%bc-%d0%bd%d1%83%d0%b6%d0%bd%d1%8b-%d0%bc%d0%be%d0%b6%d0%bd%d0%be-%d0%bb%d0%b8-%d0%bd","status":"publish","type":"post","link":"https:\/\/nurlandroid.com\/?p=863","title":{"rendered":"Sealed class \u0432 Kotlin-\u0435 &#8212; \u0447\u0442\u043e \u0442\u0430\u043a\u043e\u0435, \u0437\u0430\u0447\u0435\u043c \u043d\u0443\u0436\u043d\u044b? \u041c\u043e\u0436\u043d\u043e \u043b\u0438 \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u044c \u043e\u0434\u0438\u043d \u043e\u0442 \u0434\u0440\u0443\u0433\u043e\u0433\u043e? \u0412 \u0447\u0435\u043c \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 Sealed interface?"},"content":{"rendered":"\n<p><strong><code>Sealed class<\/code><\/strong> \u2014 \u044d\u0442\u043e \u043a\u043b\u0430\u0441\u0441, \u0443 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e <strong>\u0436\u0435\u0441\u0442\u043a\u043e \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d \u0441\u043f\u0438\u0441\u043e\u043a \u043f\u043e\u0434\u043a\u043b\u0430\u0441\u0441\u043e\u0432<\/strong>. \u0412\u0441\u0435 \u043d\u0430\u0441\u043b\u0435\u0434\u043d\u0438\u043a\u0438 \u0434\u043e\u043b\u0436\u043d\u044b \u0431\u044b\u0442\u044c <strong>\u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u044b \u0432 \u0442\u043e\u043c \u0436\u0435 \u0444\u0430\u0439\u043b\u0435<\/strong>, \u0447\u0442\u043e \u0438 \u0441\u0430\u043c <code>sealed class<\/code>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u0417\u0430\u0447\u0435\u043c \u043d\u0443\u0436\u043d\u044b?<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0422\u0438\u043f\u043e\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u044b\u0439 <code>when<\/code><\/strong> (exhaustiveness check \u2014 \u0432\u0441\u0435 \u0432\u0435\u0442\u043a\u0438 \u0443\u0447\u0442\u0435\u043d\u044b)<\/li>\n\n\n\n<li>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0432 <strong>MVI<\/strong>, <strong>UI state<\/strong>, <strong>Result wrappers<\/strong><\/li>\n\n\n\n<li>\u041c\u043e\u0436\u043d\u043e \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0442\u044c <strong>\u0440\u0430\u0437\u043d\u044b\u0435 \u0442\u0438\u043f\u044b \u0432 \u043e\u0434\u043d\u043e\u043c \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0435<\/strong><\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">\u041c\u043e\u0436\u043d\u043e \u043b\u0438 \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u044c \u043e\u0434\u0438\u043d sealed \u043e\u0442 \u0434\u0440\u0443\u0433\u043e\u0433\u043e?<\/h4>\n\n\n\n<p>\u041e\u0434\u0438\u043d <code>sealed class<\/code> \u043c\u043e\u0436\u0435\u0442 \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u044c \u0434\u0440\u0443\u0433\u0443\u044e, \u043d\u043e:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0432\u0441\u0451 <strong>\u0434\u043e\u043b\u0436\u043d\u043e \u0431\u044b\u0442\u044c \u0432 \u043e\u0434\u043d\u043e\u043c \u0444\u0430\u0439\u043b\u0435<\/strong><\/li>\n\n\n\n<li>\u0443 \u0432\u0441\u0435\u0445 sealed-\u043f\u043e\u0434\u0442\u0438\u043f\u043e\u0432 <strong>\u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u043d\u043e\u0441\u0442\u044c<\/strong> \u2014 \u044d\u0442\u043e \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0435 \u0442\u043e\u0436\u0435 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u0442\u0441\u044f<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><code>Sealed interface<\/code> \u2014 \u0447\u0442\u043e \u044d\u0442\u043e \u0442\u0430\u043a\u043e\u0435?<\/h4>\n\n\n\n<p>\u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043e \u0432 Kotlin 1.5+<\/p>\n\n\n\n<p>\u041f\u043e\u0445\u043e\u0436 \u043d\u0430 <code>sealed class<\/code>, \u043d\u043e:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>sealed interface<\/code> \u043d\u0435 \u043c\u043e\u0436\u0435\u0442 \u0438\u043c\u0435\u0442\u044c \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f (\u043d\u0435\u0442 \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0442\u043e\u0440\u0430)<\/li>\n\n\n\n<li>\u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c <strong>\u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d \u043a\u043b\u0430\u0441\u0441\u043e\u043c \u0438\u043b\u0438 \u0434\u0440\u0443\u0433\u0438\u043c \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u043e\u043c<\/strong><\/li>\n\n\n\n<li>\u0442\u0430\u043a\u0436\u0435 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0432\u0430\u0435\u0442 \u0441\u043f\u0438\u0441\u043e\u043a \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0439<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u041e\u0442\u043b\u0438\u0447\u0438\u044f<code> Sealed class<\/code> <code>\u0438 Sealed interface<\/code><\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044c<\/th><th><code>sealed class<\/code><\/th><th><code>sealed interface<\/code><\/th><\/tr><\/thead><tbody><tr><td>\u041c\u043e\u0436\u043d\u043e \u0445\u0440\u0430\u043d\u0438\u0442\u044c \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435<\/td><td>\u0414\u0430 (\u0435\u0441\u0442\u044c \u043f\u043e\u043b\u044f, init, body)<\/td><td>\u041d\u0435\u0442<\/td><\/tr><tr><td>\u041c\u043e\u0436\u0435\u0442 \u0438\u043c\u0435\u0442\u044c \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e<\/td><td>\u0414\u0430<\/td><td>\u041d\u0435\u0442<\/td><\/tr><tr><td>\u041c\u043e\u0436\u043d\u043e \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u0447\u0435\u0440\u0435\u0437 <code>class<\/code> \u0438 <code>interface<\/code><\/td><td>\u0422\u043e\u043b\u044c\u043a\u043e <code>class<\/code><\/td><td>\u041b\u044e\u0431\u043e\u0439 \u0442\u0438\u043f<\/td><\/tr><tr><td>\u041a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0442\u043e\u0440<\/td><td>\u0415\u0441\u0442\u044c<\/td><td>\u041d\u0435\u0442<\/td><\/tr><tr><td>\u041c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f<\/td><td>\u041d\u0435\u0442 (\u043e\u0434\u043d\u0430 \u0441\u0443\u043f\u0435\u0440\u043a\u043b\u0430\u0441\u0441)<\/td><td>\u0414\u0430 (\u043c\u043e\u0436\u043d\u043e \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u043e\u0432)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u041e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 <code>enum class<\/code><\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><\/th><th><code>enum class<\/code><\/th><th><code>sealed class<\/code> \/ <code>sealed interface<\/code><\/th><\/tr><\/thead><tbody><tr><td>\u0427\u0438\u0441\u043b\u043e \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432<\/td><td>\u0424\u0438\u043a\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043e<\/td><td>\u0422\u043e\u0436\u0435 \u0444\u0438\u043a\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043e (\u0432 \u043e\u0434\u043d\u043e\u043c \u0444\u0430\u0439\u043b\u0435)<\/td><\/tr><tr><td>\u0425\u0440\u0430\u043d\u0438\u0442 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435<\/td><td>\u0414\u0430<\/td><td>\u0414\u0430 (\u0442\u043e\u043b\u044c\u043a\u043e \u0443 sealed class)<\/td><\/tr><tr><td>\u041c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0430\u0431\u0441\u0442\u0440\u0430\u043a\u0442\u043d\u043e\u0439<\/td><td>\u041d\u0435\u0442<\/td><td>\u0414\u0430<\/td><\/tr><tr><td>\u041c\u043e\u0436\u0435\u0442 \u0438\u043c\u0435\u0442\u044c \u043f\u043e\u0434\u0442\u0438\u043f\u044b<\/td><td>\u041d\u0435\u0442<\/td><td>\u0414\u0430<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Sealed class \u2014 \u044d\u0442\u043e \u043a\u043b\u0430\u0441\u0441, \u0443 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0436\u0435\u0441\u0442\u043a\u043e \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d \u0441\u043f\u0438\u0441\u043e\u043a \u043f\u043e\u0434\u043a\u043b\u0430\u0441\u0441\u043e\u0432. \u0412\u0441\u0435 \u043d\u0430\u0441\u043b\u0435\u0434\u043d\u0438\u043a\u0438 \u0434\u043e\u043b\u0436\u043d\u044b \u0431\u044b\u0442\u044c \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u044b \u0432 \u0442\u043e\u043c \u0436\u0435 \u0444\u0430\u0439\u043b\u0435, \u0447\u0442\u043e \u0438 \u0441\u0430\u043c sealed class. \u0417\u0430\u0447\u0435\u043c \u043d\u0443\u0436\u043d\u044b? \u041c\u043e\u0436\u043d\u043e \u043b\u0438 \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u044c \u043e\u0434\u0438\u043d sealed \u043e\u0442 \u0434\u0440\u0443\u0433\u043e\u0433\u043e? \u041e\u0434\u0438\u043d sealed class \u043c\u043e\u0436\u0435\u0442 \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u044c \u0434\u0440\u0443\u0433\u0443\u044e, \u043d\u043e: Sealed interface \u2014 \u0447\u0442\u043e \u044d\u0442\u043e \u0442\u0430\u043a\u043e\u0435? \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043e \u0432 Kotlin 1.5+ \u041f\u043e\u0445\u043e\u0436 \u043d\u0430 sealed class, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,31],"tags":[],"class_list":["post-863","post","type-post","status-publish","format-standard","hentry","category-kotlin","category-questions"],"_links":{"self":[{"href":"https:\/\/nurlandroid.com\/index.php?rest_route=\/wp\/v2\/posts\/863","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nurlandroid.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nurlandroid.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nurlandroid.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nurlandroid.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=863"}],"version-history":[{"count":1,"href":"https:\/\/nurlandroid.com\/index.php?rest_route=\/wp\/v2\/posts\/863\/revisions"}],"predecessor-version":[{"id":864,"href":"https:\/\/nurlandroid.com\/index.php?rest_route=\/wp\/v2\/posts\/863\/revisions\/864"}],"wp:attachment":[{"href":"https:\/\/nurlandroid.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=863"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nurlandroid.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=863"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nurlandroid.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}