[Spread-users] Send msg to all groups of Spread but don't know names of groups

[ngocthobkdn]

Dear all,

I am student in France, I study Spread and i have a problem.
I want to send messages to all groups of Spread but i don't know name of 
groups.
How can i know names of these groups in the Spread (I use API Java of 
Spread)?
Which function can help me for do this?

Thanks advance

Tho