io_service to invoke the given
template< typename Function, typename Allocator> void dispatch( Function && f, const Allocator & a);
This function is used to ask the
io_service to execute the given
function object. If the current thread is running the
dispatch() executes the function before returning.
Otherwise, the function will be scheduled to run on the
The function object to be called. The executor will make a copy of the handler object as required. The function signature of the function object must be:
An allocator that may be used by the executor to allocate the internal storage needed for function invocation.