[−][src]Function pulsar_sys::pulsar_consumer_configuration_set_message_listener
pub unsafe extern "C" fn pulsar_consumer_configuration_set_message_listener(
consumer_configuration: *mut pulsar_consumer_configuration_t,
messageListener: pulsar_message_listener,
ctx: *mut c_void
)
A message listener enables your application to configure how to process and acknowledge messages delivered. A listener will be called in order for every message received.