jhsdb shows error message in each tool implemantation as below:
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$ jhsdb jstack -aaa
Usage: jstack [option] <pid>
                (to connect to a live java process)
   or jstack [option] <executable> <core>
                (to connect to a core file)
   or jstack [option] [server_id@]<remote server IP or hostname>
                (to connect to a remote debug server)

where option must be one of:
    -l to print java.util.concurrent locks
    -m to print both java and native frames (mixed mode)
    -h | -help to print this help message
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If we run SA tool via jhsdb, we should get help message of SALauncher as below:
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$ jhsdb jstack -aaa
    --locks to print java.util.concurrent locks
    --mixed to print both java and native frames (mixed mode)
    --exe executable image name
    --core path to coredump
    --pid pid of process to attach
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