{"id":2985,"date":"2021-11-14T09:24:28","date_gmt":"2021-11-14T09:24:28","guid":{"rendered":"https:\/\/diferenciario.com\/br\/classe-abstrata-e-interface\/"},"modified":"2021-11-14T09:24:28","modified_gmt":"2021-11-14T09:24:28","slug":"classe-abstrata-e-interface","status":"publish","type":"post","link":"https:\/\/diferenciario.com\/br\/classe-abstrata-e-interface\/","title":{"rendered":"Diferen\u00e7a entre classe abstrata e interface"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2581\" src=\"https:\/\/diferenciario.com\/br\/wp-content\/uploads\/classe-abstrata-e-interface.webp\" alt=\"Diferen\u00e7a entre classe abstrata e interface\" width=\"650\" height=\"450\" \/><\/p>\n<div>\n<h2>Principal diferen\u00e7a<\/h2>\n<p>A principal diferen\u00e7a entre classe abstrata e interface \u00e9 que os procedimentos de interface Java s\u00e3o abstratos \u00fateis e n\u00e3o podem ter aplicativos. De um modo geral, a interface est\u00e1 em um contrato e quando falamos de interface, aplica-se que os m\u00e9todos n\u00e3o possuem corpo, \u00e9 apenas um padr\u00e3o. Considerando que classes abstratas s\u00e3o basicamente as classes que s\u00e3o caras de usar. Classes abstratas e interface \u00e9 um conceito completamente diferente, s\u00e3o duas coisas diferentes, mas \u00e0s vezes suas implementa\u00e7\u00f5es s\u00e3o bastante semelhantes.<\/p>\n<h2>O que \u00e9 classe abstrata?<\/h2>\n<p>O programador n\u00e3o implica totalmente uma classe abstrata. Uma classe abstrata pode ter um ou mais m\u00e9todos abstratos. Eles s\u00e3o \u00fateis para modelar uma classifica\u00e7\u00e3o ou agrupamento de classes e enquanto isso est\u00e1 sendo feito o programador tem uma ideia do que construir ap\u00f3s olhar os requisitos. A classe abstrata n\u00e3o pode ser totalmente confi\u00e1vel porque n\u00e3o possui algumas partes. O ponto principal por tr\u00e1s desse argumento \u00e9 que a classe abstrata \u00e9 estritamente orientada a objetos, embora tenha um cabe\u00e7alho de m\u00e9todo, mas n\u00e3o tenha corpo. Quando falamos de classes abstratas, h\u00e1 uma forte conex\u00e3o entre duas classes, pois essas classes tendem a ganhar ou herdar uma da outra.<\/p>\n<h2>Qual \u00e9 a interface?<\/h2>\n<p>Quando falamos de interface, ao contr\u00e1rio, o relacionamento ou comunica\u00e7\u00e3o entre a pr\u00f3pria interface e a classe, o que implica que a interface n\u00e3o \u00e9 t\u00e3o forte quanto nas classes abstratas. Uma classe Java pode implementar muitas interfaces, mas pode herdar de uma \u00fanica classe abstrata. Ent\u00e3o isso significa que quando voc\u00ea quer envolver muitas intera\u00e7\u00f5es ao mesmo tempo, a interface \u00e9 a sua cara. Al\u00e9m de todo esse cen\u00e1rio, mesmo quando voc\u00ea n\u00e3o quer que a API mude por um tempo, a interface \u00e9 a melhor op\u00e7\u00e3o para voc\u00ea. A interface \u00e9 na verdade o contrato entre dois objetos diferentes. Em suma, a interface gira em torno da funcionalidade.<\/p>\n<h2>Principais diferen\u00e7as<\/h2>\n<ol>\n<li>Uma classe abstrata \u00e9 orientada a objetos enquanto a interface \u00e9 orientada a fun\u00e7\u00f5es.<\/li>\n<li>Quando voc\u00ea quiser que a API permane\u00e7a constante por um tempo, escolha a interface em vez da classe abstrata.<\/li>\n<li>M\u00faltiplas heran\u00e7as podem ser obtidas implicando m\u00faltiplas interfaces. Enquanto voc\u00ea estiver na classe abstrata, n\u00e3o poder\u00e1 obter heran\u00e7as m\u00faltiplas.<\/li>\n<li>Se voc\u00ea tiver a sensa\u00e7\u00e3o de que no futuro precisar\u00e1 adicionar m\u00e9todos em seu trabalho, a classe abstrata ser\u00e1 escolhida, n\u00e3o a interface.<\/li>\n<li>A classe abstrata fornece uma implementa\u00e7\u00e3o de classe base comum, mas nada disso acontece na interface.<\/li>\n<li>Na interface, todos os m\u00e9todos que voc\u00ea implementa s\u00e3o p\u00fablicos, mas na classe abstrata voc\u00ea tamb\u00e9m pode aplicar alguns m\u00e9todos n\u00e3o p\u00fablicos.<\/li>\n<li>Os construtores n\u00e3o est\u00e3o na interface, mas na classe abstrata.<\/li>\n<li>O membro inteiro da classe abstrata pode ser est\u00e1tico, mas n\u00e3o de interface.<\/li>\n<\/ol>\n<div style=\"text-align:center;margin:0px 0px 15px 0px;\"><\/div>\n<h2>V\u00eddeo Comparativo<\/h2>\n<p class=\"ayg-error\">Error 403 The request cannot be completed because you have exceeded your <a href=\"\/youtube\/v3\/getting-started#quota\">quota<\/a>. : quotaExceeded<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Principal diferen\u00e7a A principal diferen\u00e7a entre classe abstrata e interface \u00e9 que os procedimentos de interface Java s\u00e3o abstratos \u00fateis e n\u00e3o podem ter aplicativos. De um modo geral, a interface est\u00e1 em um contrato e quando falamos de interface, aplica-se que os m\u00e9todos n\u00e3o possuem corpo, \u00e9 apenas um padr\u00e3o. Considerando que classes abstratas &#8230; <a title=\"Diferen\u00e7a entre classe abstrata e interface\" class=\"read-more\" href=\"https:\/\/diferenciario.com\/br\/classe-abstrata-e-interface\/\" aria-label=\"M\u00e1s en Diferen\u00e7a entre classe abstrata e interface\">Leia mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[947,948],"class_list":["post-2985","post","type-post","status-publish","format-standard","hentry","category-educacao","tag-classe-abstrata","tag-interface","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Diferen\u00e7a entre classe abstrata e interface<\/title>\n<meta name=\"description\" content=\"lll\u27a4 Principal diferen\u00e7a A principal diferen\u00e7a entre classe abstrata e 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