How can I handle errors in Kafka Streams API?

How can I handle errors in Kafka Streams API?

In Kafka Streams, you can handle errors by using the ErrorHandler interface. This allows you to define custom error handling logic.

Can you give me an example of a custom error handler?

Sure! You can implement the DeserializationExceptionHandler to handle deserialization errors. For instance, you can log the error and skip the problematic record.

What happens if I don't handle errors?

If you don't handle errors, your application may crash or stop processing records, leading to data loss or downtime.

Are there built-in error handling strategies?

Yes, Kafka Streams provides built-in strategies like LogAndContinue and LogAndFail for handling errors.