4.0.0 io.netty netty-parent 4.1.59.Final netty-codec-mqtt jar Netty/Codec/MQTT io.netty.codec.mqtt ${project.groupId} netty-common ${project.version} ${project.groupId} netty-buffer ${project.version} ${project.groupId} netty-transport ${project.version} ${project.groupId} netty-codec ${project.version} org.mockito mockito-core