bt_component_class_source_init_method init;
bt_component_class_source_finalize_method finalize;
bt_component_class_source_message_iterator_init_method msg_iter_init;
bt_component_class_source_init_method init;
bt_component_class_source_finalize_method finalize;
bt_component_class_source_message_iterator_init_method msg_iter_init;
bt_component_class_sink_init_method init;
bt_component_class_sink_finalize_method finalize;
bt_component_class_sink_query_method query;
bt_component_class_sink_init_method init;
bt_component_class_sink_finalize_method finalize;
bt_component_class_sink_query_method query;
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_init_method init;
bt_component_class_filter_finalize_method finalize;
bt_component_class_filter_message_iterator_init_method msg_iter_init;