Activiti5.7 don't support custom Command?

[ggdeveloper]

I can only find those command built in like ClaimTaskCmd,CompleteTaskCmd and so on.I have write my Command implements Commmand Interface.But i can't find an api to call it.
who can help me?

[jbarrez]

You will need to do some casting to get the CommandExecutor object. Check how the regular commands are being executed.