------ IDL --------------------
@mutable @autoid
struct A{
long x;
};
@mutable @autoid
struct B{
string msg;
};
@mutable @autoid
struct Both{
@optional long x;
@optional string msg;
};
---------------------------------
type struct A 1 Publisher, type struct B 1 Publisher, type struct Both 1 Subscriber
I send A data and B data each Publishers and Receive thier eache datas type struct Both 1 Subscriber. ( Their Topic is same )