Spring Integration Dsl Java 8

https://spring.io/blog/2014/12/01/spring-integration-java-dsl-pre-java-8-line-by-line-tutorial

https://www.youtube.com/watch?v=g6P0AJIN8ZI+

https://github.com/spring-projects/spring-integration-java-dsl/tree/master/src/test/java/org/springframework/integration/dsl