com.netflix.hollow.api.client

Class HollowAnnouncementWatcher.DefaultWatcher

java.lang.Object

com.netflix.hollow.api.client.HollowAnnouncementWatcher

com.netflix.hollow.api.client.HollowAnnouncementWatcher.DefaultWatcher

Enclosing class:

HollowAnnouncementWatcher

public static class HollowAnnouncementWatcher.DefaultWatcher
extends HollowAnnouncementWatcher

Nested Class Summary

Nested classes/interfaces inherited from class com.netflix.hollow.api.client.HollowAnnouncementWatcher

HollowAnnouncementWatcher.DefaultWatcher

Constructor Summary

Constructors

Constructor and Description
HollowAnnouncementWatcher.DefaultWatcher()
HollowAnnouncementWatcher.DefaultWatcher(java.util.concurrent.ExecutorService refreshExecutor)

Method Summary

Methods

Modifier and Type	Method and Description
long	getLatestVersion() Return the latest announced version.
void	setLatestVersion(long latestVersion) Override this method ONLY if it is legal to explicitly update to a specific version.
void	subscribeToEvents() If some push announcement mechanism is to be provided by this HollowAnnouncementWatcher, subscribe here.

Methods inherited from class com.netflix.hollow.api.client.HollowAnnouncementWatcher

forceDoubleSnapshotNextUpdate, getClientToNotify, triggerAsyncRefresh, triggerAsyncRefreshWithDelay, triggerAsyncRefreshWithRandomDelay

Methods inherited from class java.lang.Object

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

Constructor Detail

HollowAnnouncementWatcher.DefaultWatcher

public HollowAnnouncementWatcher.DefaultWatcher()

HollowAnnouncementWatcher.DefaultWatcher

public HollowAnnouncementWatcher.DefaultWatcher(java.util.concurrent.ExecutorService refreshExecutor)

Method Detail

getLatestVersion

public long getLatestVersion()

Description copied from class: HollowAnnouncementWatcher

Return the latest announced version.

Specified by:

getLatestVersion in class HollowAnnouncementWatcher

Returns:

subscribeToEvents

public void subscribeToEvents()

Description copied from class: HollowAnnouncementWatcher

If some push announcement mechanism is to be provided by this HollowAnnouncementWatcher, subscribe here. Alternatively, if some polling announcement mechanism is to be provided, setup the polling cycle here. When announcements are received, or polling reveals a new version, a call should be placed to triggerRefresh().

Specified by:

subscribeToEvents in class HollowAnnouncementWatcher

setLatestVersion

public void setLatestVersion(long latestVersion)

Description copied from class: HollowAnnouncementWatcher

Override this method ONLY if it is legal to explicitly update to a specific version.

Overrides:

setLatestVersion in class HollowAnnouncementWatcher