rcljava_utils

ros2nodes_java

ros2topic_java

ros2topic_java is a command-line tool for printing information about ROS2 Topics.
Commands:
    ros2topic_java echo   print messages to screen
    ros2topic_java find   find topics by type
    ros2topic_java hz     display publishing rate of topic
    ros2topic_java list   list active topics
    ros2topic_java pub    publish data to topic
    ros2topic_java type   print topic type
Type ros2topic_java <command> -h for more detailed usage, e.g. 'ros2topic echo -h'

List active topics

ros2topic_java list

Print topic type

ros2topic_java type /topic

Find topics by type

ros2topic_java find msgs/Message

Print messages to screen

ros2topic_java echo /topic msgs/Message

Publish data to topic

ros2topic_java pub /topic msgs/Message '{message}'

Note : auto-increment counter if 'iii' is used.

ros2services_java

ros2param_java