4.0.0 org.apache.maven.plugins maven-compiler-plugin 1.7 1.7 com.codeminders.socketio socketio-parent 1.0.5 socket-io jar Socket.IO Java Socket.IO server classes com.fasterxml.jackson.core jackson-core 2.9.1 com.fasterxml.jackson.core jackson-databind 2.9.1 javax.websocket javax.websocket-api 1.1 provided