+ bt_component_class_filter_init_method init;
+ bt_component_class_filter_finalize_method finalize;
+ bt_component_class_filter_message_iterator_init_method msg_iter_init;
+ bt_component_class_filter_message_iterator_finalize_method msg_iter_finalize;
+ bt_component_class_filter_message_iterator_next_method msg_iter_next;
+ bt_component_class_filter_message_iterator_seek_ns_from_origin_method msg_iter_seek_ns_from_origin;
+ bt_component_class_filter_message_iterator_seek_beginning_method msg_iter_seek_beginning;
+ bt_component_class_filter_message_iterator_can_seek_ns_from_origin_method msg_iter_can_seek_ns_from_origin;
+ bt_component_class_filter_message_iterator_can_seek_beginning_method msg_iter_can_seek_beginning;
+ bt_component_class_filter_query_method query;
+ bt_component_class_filter_accept_input_port_connection_method accept_input_port_connection;
+ bt_component_class_filter_accept_output_port_connection_method accept_output_port_connection;
+ bt_component_class_filter_input_port_connected_method input_port_connected;
+ bt_component_class_filter_output_port_connected_method output_port_connected;