ninja.ugly.prevail.event.factory

Class DeleteEventFactory.EmptyDeleteEventFactory<K>

java.lang.Object

ninja.ugly.prevail.event.factory.DeleteEventFactory.EmptyDeleteEventFactory<K>

Type Parameters:

K - The type of the key to delete.

All Implemented Interfaces:

DeleteEventFactory<K>, EventFactory<K,java.lang.Object>

Direct Known Subclasses:

DeleteEndEventFactory

Enclosing interface:

DeleteEventFactory<K>

public static class DeleteEventFactory.EmptyDeleteEventFactory<K>
extends java.lang.Object
implements DeleteEventFactory<K>

An empty implementation of the DeleteEventFactory interface. Useful for extending in order to override the required factory methods.

Nested Class Summary

Nested classes/interfaces inherited from interface ninja.ugly.prevail.event.factory.DeleteEventFactory

DeleteEventFactory.EmptyDeleteEventFactory<K>

Constructor Summary

Constructors

Constructor and Description
DeleteEventFactory.EmptyDeleteEventFactory()

Method Summary

Methods

Modifier and Type	Method and Description
<E extends Event> com.google.common.base.Optional<E>	endEvent(K key, int numValuesDeleted) Generate an end event for deleting the given Key.
<E extends Event> com.google.common.base.Optional<E>	exceptionEvent(K key, DeleteException exception) Generate an exception event for deleting the given Key.
<E extends Event> com.google.common.base.Optional<E>	progressEvent(K key, double progress) Generate a progress event for deleting the given Key.
<E extends Event> com.google.common.base.Optional<E>	startEvent(K key) Generate a start event for deleting the given key.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DeleteEventFactory.EmptyDeleteEventFactory

public DeleteEventFactory.EmptyDeleteEventFactory()

Method Detail

startEvent

public <E extends Event> com.google.common.base.Optional<E> startEvent(K key)

Description copied from interface: DeleteEventFactory

Generate a start event for deleting the given key.

Specified by:

startEvent in interface DeleteEventFactory<K>

Type Parameters:

E - the type of event

Parameters:

key - the key being deleted

Returns:

an Optional containing the generated event. Not null.

progressEvent

public <E extends Event> com.google.common.base.Optional<E> progressEvent(K key,
                                                                 double progress)

Description copied from interface: DeleteEventFactory

Generate a progress event for deleting the given Key.

Specified by:

progressEvent in interface DeleteEventFactory<K>

Type Parameters:

E - the type of event.

Parameters:

key - the key being deleted.

progress - a representation of the progress of the delete operation.

Returns:

an Optional containing the generated event. Not null.

endEvent

public <E extends Event> com.google.common.base.Optional<E> endEvent(K key,
                                                            int numValuesDeleted)

Description copied from interface: DeleteEventFactory

Generate an end event for deleting the given Key.

Specified by:

endEvent in interface DeleteEventFactory<K>

Type Parameters:

E - the type of event.

Parameters:

key - the key being deleted.

numValuesDeleted - the number of values deleted in the chunk operation.

Returns:

an Optional containing the generated event. Not null.

exceptionEvent

public <E extends Event> com.google.common.base.Optional<E> exceptionEvent(K key,
                                                                  DeleteException exception)

Description copied from interface: DeleteEventFactory

Generate an exception event for deleting the given Key.

Specified by:

exceptionEvent in interface DeleteEventFactory<K>

Type Parameters:

E - the type of event.

Parameters:

key - the key being deleted.

exception - the DeleteException raised while deleting the value from a Chunk.

Returns:

an Optional containing the generated event. Not null.