io.confluent.security.auth.store.external

Interface ExternalStoreListener<K,V>

Type Parameters:

K - Key type for entries in the external store

V - Value type for entries in the external store

public interface ExternalStoreListener<K,V>

Listener for entries from an external store, for example an LDAP server. This is implemented by the auth metadata writer. The master writer processes entries from the external store using this listener interface.

Method Summary

Modifier and Type	Method and Description
void	delete(K key) Invoked when a refresh of the external store indicates that an entry was deleted.
void	fail(String errorMessage) Indicates that the connection to the external store has failed.
void	initialize(Map<K,V> initialValues) Invoked when existing entries from the external store are processed.
void	resetFailure() Indicates that external store is functioning after an earlier failure.
void	start()
void	stop()
void	update(K key, V value) Invoked when a refresh of the external store finds a new entry or an updated entry.

Method Detail

initialize

void initialize(Map<K,V> initialValues)

Invoked when existing entries from the external store are processed.

Parameters:

initialValues - Initial values from the store

update

void update(K key,
            V value)

Invoked when a refresh of the external store finds a new entry or an updated entry.

Parameters:

key - Key to update

value - New value

delete

void delete(K key)

Invoked when a refresh of the external store indicates that an entry was deleted.

Parameters:

key - Key of deleted entry

fail

void fail(String errorMessage)

Indicates that the connection to the external store has failed. This is invoked when the configured retry timeout for the store has been reached.

Parameters:

errorMessage - Error message that will be added to the auth topic

resetFailure

void resetFailure()

Indicates that external store is functioning after an earlier failure.

start

void start()

stop

void stop()