org.dataone.cn.index.generator

Class IndexTaskGeneratorEntryListener

java.lang.Object

org.dataone.cn.index.generator.IndexTaskGeneratorEntryListener

All Implemented Interfaces:

com.hazelcast.core.EntryListener<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata>, EventListener

public class IndexTaskGeneratorEntryListener
extends Object
implements com.hazelcast.core.EntryListener<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata>

An implementation of a Hazelcast EntryListener interface for the system metadata distributed data structure. Delegates to IndexTaskGenerator class to handle IndexTask creation.

Author:

sroseboo

Constructor Summary

Constructors

Constructor and Description
IndexTaskGeneratorEntryListener()

Method Summary

Modifier and Type	Method and Description
void	entryAdded(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> event) EntryListener interface method.
void	entryEvicted(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> arg0) EntryListener interface method for map evicted events.
void	entryRemoved(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> event) EntryListener interface method.
void	entryUpdated(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> event) EntryListener interface method.
void	start() Register this instance as a system metadata map event listener.
void	stop() Removes this instance as a system metadata map event listener.

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexTaskGeneratorEntryListener

public IndexTaskGeneratorEntryListener()

Method Detail

start

public void start()

Register this instance as a system metadata map event listener.

stop

public void stop()

Removes this instance as a system metadata map event listener.

entryUpdated

public void entryUpdated(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> event)

EntryListener interface method. Invoked when an entry is updated in system metadata map. Delegates IndexTask creation behavior to IndexTaskGenerator.

Specified by:

entryUpdated in interface com.hazelcast.core.EntryListener<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata>

entryAdded

public void entryAdded(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> event)

EntryListener interface method. Invoked when an entry is added to the system metadata map. Delegates IndexTask creation behavior to IndexTaskGenerator.

Specified by:

entryAdded in interface com.hazelcast.core.EntryListener<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata>

entryEvicted

public void entryEvicted(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> arg0)

EntryListener interface method for map evicted events. Unused in this class. No behavior.

Specified by:

entryEvicted in interface com.hazelcast.core.EntryListener<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata>

entryRemoved

public void entryRemoved(com.hazelcast.core.EntryEvent<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata> event)

EntryListener interface method. Invoked when an entry is removed/deleted from the system metadata map. Delegates IndexTask creation behavior to IndexTaskGenerator.

Specified by:

entryRemoved in interface com.hazelcast.core.EntryListener<org.dataone.service.types.v1.Identifier,org.dataone.service.types.v2.SystemMetadata>