4.0.0 io.spring.dataflow.sample usage-cost-stream-sample 2.0.0-SNAPSHOT .. usage-cost-logger-${binder} usage-cost-logger-${binder} Demo project for Spring Boot (${binder}) org.springframework.cloud spring-cloud-stream org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-actuator org.springframework.boot spring-boot-starter-test test org.springframework.cloud spring-cloud-stream test-jar test-binder test org.awaitility awaitility test junit junit