{"id":110,"date":"2018-01-08T13:42:02","date_gmt":"2018-01-08T12:42:02","guid":{"rendered":"https:\/\/www.virtualberater.com\/?p=110"},"modified":"2020-08-26T12:32:38","modified_gmt":"2020-08-26T10:32:38","slug":"java-server-pages-2","status":"publish","type":"post","link":"https:\/\/www.virtualberater.com\/index.php\/2018\/01\/08\/java-server-pages-2\/","title":{"rendered":"G\u00fcltigkeitsbereiche"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"426\" src=\"https:\/\/www.virtualberater.com\/wp-content\/uploads\/2020\/08\/the-basic-law-2454404_640.jpg\" alt=\"\" class=\"wp-image-830\" srcset=\"https:\/\/www.virtualberater.com\/wp-content\/uploads\/2020\/08\/the-basic-law-2454404_640.jpg 640w, https:\/\/www.virtualberater.com\/wp-content\/uploads\/2020\/08\/the-basic-law-2454404_640-300x200.jpg 300w, https:\/\/www.virtualberater.com\/wp-content\/uploads\/2020\/08\/the-basic-law-2454404_640-360x240.jpg 360w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><a href=\"http:\/\/www.denkschatz.de\/zitate\/Karl-Lagerfeld\/Es-tut-mir-leid-Was-ich-sage-ist-nur-gultig-wenn-ich-es-gerade\">Es tut mir leid: Was ich sage, ist nur g\u00fcltig, wenn ich es gerade sage.<\/a><br>\u2014&nbsp;<a href=\"http:\/\/www.denkschatz.de\/zitate\/Karl-Lagerfeld\">Karl Lagerfeld<\/a><\/p><\/blockquote>\n\n\n<h4 style=\"text-align: center;\"><a href=\"https:\/\/www.virtualberater.com\/index.php\/java-web-inhalte\/\"><\/a><\/h4>\n<p>Die Scopes sind die wahren Unterschiede zur normalen Desktop Programmierung. Sie erm\u00f6glichen dem Entwickler die jeweiligen Daten in den unterschiedlichsten Formen im bzw. auf dem Server abzulegen. Dabei spielt die Lebensdauer der abzulegenden Daten, als auch wer auf was zugreifen kann die entscheidende Rolle. Folgende Scopes stehen im Webcontainer eine Rolle:<\/p>\n<ul>\n<li>\n<h4>der Page-Scope<\/h4>\n<\/li>\n<li>\n<h4>der Request-Scope<\/h4>\n<\/li>\n<li>\n<h4>der Session-Scope<\/h4>\n<\/li>\n<li>\n<h4>der Application-Scope<\/h4>\n<\/li>\n<\/ul>\n<p>In moderneren Java Web Technologien(z. B. Java Server Faces) wirst du noch weitere Scopes antreffen, die aber alle auf die o.g. aufsetzen.<\/p>\n<p><iframe loading=\"lazy\" title=\"JSP Teil 2\" width=\"750\" height=\"422\" src=\"https:\/\/www.youtube.com\/embed\/9Agrqcv_pHk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>Im Prinzip solltet Ihr nach diesem Video in der Lage sein, diese Scopes einzusetzen. Das Problem ist die fehlende Erfahrung beim Umsetzen dieser vorgestellten Techniken. Merkt euch einfach, dass der Session-Scope der am h\u00e4ufigsten verwendete Speicherbereich ist. Die anderen Scopes sind daf\u00fcr da um effektiver mit dem Arbeitsspeicher der Servers umzugehen.<\/p>\n<p><strong><span style=\"color: #339966;\">Denkt auch hier daran, dass Ihr in euren Kommentaren auch Fragen stellen k\u00f6nnt!<\/span><\/strong><\/p>\n<h4 style=\"text-align: center;\"><a href=\"https:\/\/www.virtualberater.com\/index.php\/2018\/01\/16\/java-web-inhalt\/\"><\/a><\/h4>","protected":false},"excerpt":{"rendered":"<p>Es tut mir leid: Was ich sage, ist nur g\u00fcltig, wenn ich es gerade sage.\u2014&nbsp;Karl Lagerfeld Die Scopes sind die wahren Unterschiede zur normalen Desktop Programmierung. Sie erm\u00f6glichen dem Entwickler die jeweiligen Daten in den unterschiedlichsten Formen im bzw. auf dem Server abzulegen. Dabei spielt die Lebensdauer der abzulegenden Daten, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":830,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,8],"tags":[48,45,16,46,23,47],"class_list":["post-110","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jsp","category-javaweb","tag-application-scope","tag-gueltigkeitsbereiche","tag-jsp","tag-page-scope","tag-scope","tag-session-scope"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>G\u00fcltigkeitsbereiche - Virtualberater<\/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.virtualberater.com\/index.php\/2018\/01\/08\/java-server-pages-2\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"G\u00fcltigkeitsbereiche - Virtualberater\" \/>\n<meta property=\"og:description\" content=\"Es tut mir leid: Was ich sage, ist nur g\u00fcltig, wenn ich es gerade sage.\u2014&nbsp;Karl Lagerfeld Die Scopes sind die wahren Unterschiede zur normalen Desktop Programmierung. 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