caf::flow::op::ucast_sub_state< T >::abstract_listener Class Reference

Interface for listeners that want to be notified when a ucast_sub_state is disposed, has consumed some items, or when its demand hast changed. More...

#include <ucast.hpp>

Public Member Functions
virtual void	on_subscribed (ucast_sub_state *state)
	Called when an observer subscribes to the ucast_sub_state.
virtual void	on_disposed (ucast_sub_state *state, bool from_external)=0
	Called when the ucast_sub_state is disposed.
virtual void	on_demand_changed (ucast_sub_state *)
	Called when the ucast_sub_state receives new demand.
virtual void	on_consumed_some (ucast_sub_state *state, size_t old_buffer_size, size_t new_buffer_size)
	Called when the ucast_sub_state has consumed some items.

Detailed Description

template<class T>
class caf::flow::op::ucast_sub_state< T >::abstract_listener

Interface for listeners that want to be notified when a ucast_sub_state is disposed, has consumed some items, or when its demand hast changed.

Member Function Documentation

on_consumed_some()

template<class T >

virtual void caf::flow::op::ucast_sub_state< T >::abstract_listener::on_consumed_some ( ucast_sub_state * state, size_t old_buffer_size, size_t new_buffer_size )

virtual

Called when the ucast_sub_state has consumed some items.

Parameters

state	The ucast_sub_state that has consumed items.
old_buffer_size	The number of items in the buffer before consuming items.
new_buffer_size	The number of items in the buffer after consuming items.

on_subscribed()

template<class T >

virtual void caf::flow::op::ucast_sub_state< T >::abstract_listener::on_subscribed ( ucast_sub_state * state )

virtual

Called when an observer subscribes to the ucast_sub_state.

Parameters

state

The ucast_sub_state object that was subscribed to.

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The documentation for this class was generated from the following file:

• libcaf_core/caf/flow/op/ucast.hpp