An example Spring Boot project built with Apache Kafka.

Run docker compose file zk-single-kafka-single.yml in detach mode (in terminal)

docker compose -f zk-single-kafka-single.yml up -d 

• This will set up zookeeper and kafka in the local machine
• The Apache Kafka server will be localhost:9092

Execute command from kafka in docker

docker exec -it kafka1 /bin/sh

Log message from kafka topic = log

kafka-console-consumer --topic log --from-beginning --bootstrap-server localhost:9092

application.yml connect to kafka server & set server port to 8080

server:
  port: 8080
spring:
  kafka:
    bootstrap-servers: localhost:9092

Run the project with maven or on your ide

./mvnw.cmd

Hourmeng Khy