com.flow flow-common 0.0.1-SNAPSHOT ../pom.xml 4.0.0 flow-common-websocket-starter 8 8 UTF-8 com.flow flow-common-core 0.0.1-SNAPSHOT org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-websocket com.fasterxml.jackson.core jackson-databind