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spring-boot-kafka's Introduction

spring-boot-kafka

Pré requisitos

  • Maven 3+
  • Java 8+
  • Docker 18.02.0+

Preparando ambiente

  • Execute o docker-compose up para inicializar o Zookeeper e Kafka.
  • Execute mvn clean package na pasta do projeto para realizar o build das aplicações.

Executando

  • Inicialize o projeto producer
cd producer
mvn spring-boot:run

Obs: a aplicação Producer disponibiliza o endpoint POST http://localhost:8080/orders para receber os eventos dos pedidos.

  • Inicialize o projeto consumer
cd consumer
mvn spring-boot:run

Obs: O projeto do consumer não tem endpoint, ele apenas conecta no tópico do Kafka para escutar o stream.

Executando

Para testar, pode ser utilizado o seguinte comando: ./send-order.sh "{\"identifier\": \"12343\",\"customer\": \"Customer X\", \"value\": 1500}", onde será inserido o pedido no tópico do Kafka, via a aplicação producer, e será cosumido pela aplicação consumer, como no log abaixo:

2019-05-13 19:41:45.033  INFO 2103 --- [ntainer#0-0-C-1] b.c.emmanuelneri.consumer.OrderConsumer  : Order: Order(identifier=12343, customer=Customer X, value=1500)

spring-boot-kafka's People

Contributors

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