April 2025
Intermediate to advanced
328 pages
8h 40m
Portuguese (Portugal, Brazil)
Content preview from Spring Boot: Em funcionamento
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Capítulo 8. Programação reativa com o Project Reator e o Spring WebFlux
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Este capítulo apresenta a programação reativa, discute suas origens e razões de ser, e demonstra como o Spring está liderando o desenvolvimento e o avanço de várias ferramentas e tecnologias que a tornam uma das melhores soluções possíveis para vários casos de uso. Mais especificamente, demonstro como usar o Spring Boot e o Project Reator para conduzir o acesso ao banco de dados usando bancos de dados SQL e NoSQL, integrar tipos reativos com tecnologias de visualização como o Thymeleaf e levar a comunicação entre processos a novos níveis inesperados com o RSocket.
Código Checkout Checkup
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Introdução à programação reactiva
Embora um tratado completo sobre programação reativa pudesse - e tem, e irá - consumir um livro inteiro, é fundamental entender por que é um conceito tão importante em primeiro lugar.
Num serviço típico, é criada uma thread para cada pedido a ser tratado. Cada thread requer recursos e, como tal, o número de threads que uma aplicação pode gerir é limitado. Como um exemplo um pouco simplificado, se uma aplicação pode servir 200 threads, essa aplicação pode aceitar pedidos de até 200 clientes discretos de uma só vez, mas não mais; quaisquer tentativas adicionais de ligação ao serviço têm de esperar que um ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.