CassandraFailureHandler (Flink : Connectors : Cassandra 3.0.0-1.16 API)

All Superinterfaces:

Serializable

All Known Implementing Classes:

NoOpCassandraFailureHandler
```
@PublicEvolving
public interface CassandraFailureHandler
extends Serializable
```
An implementation of CassandraFailureHandler is provided by the user to define how Throwable should be handled, e.g. dropping them if the failure is only temporary.
Example:
```
{@code
 	private static class ExampleFailureHandler implements CassandraFailureHandler {
```

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void onFailure(Throwable failure)
  Handle a failed Throwable.

- Method Detail
  - onFailure
```
void onFailure(Throwable failure)
        throws IOException
```
    Handle a failed Throwable.
    
    Parameters:
    
    failure - the cause of failure
    
    Throws:
    
    IOException - if the sink should fail on this failure, the implementation should rethrow the throwable or a custom one