func (ec *EchoConsumer) Shutdown(shutdownType kinesis.ShutdownType,
checkpointer *kinesis.Checkpointer) error {
fmt.Fprintf(ec.outfile, "shutdown: %s\n", shutdownType)
if shutdownType == kinesis.GracefulShutdown {
if err := checkpointer.CheckpointAll(); err != nil {
return err
}
}
return nil
}
func (ec *EchoConsumer) ProcessRecords(records []*kinesis.KclRecord,
checkpointer *kinesis.Checkpointer) error {
for i := range records {
fmt.Fprintf(ec.outfile, "process: %s\n", records[i].DataB64)
}
// Abort execution on checkpointing errors. We could retry here instead if
// we wanted.
return checkpointer.CheckpointAll()
}