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com.tangosol.io.journal
Class JournalService

java.lang.Object
com.tangosol.io.journal.JournalService

All Implemented Interfaces:

com.oracle.common.base.Disposable

public class JournalService

extends java.lang.Object

implements com.oracle.common.base.Disposable

A JournalService manages the lifecycle for the RamJournalRM, FlashJournalRM, and the BackupJournalRM.

Since:

Coherence 3.7

Author:

cf 2010.12.10

Field Summary

static java.lang.String

JOURNAL_SERVICE_NAME The name of the JournalService as a registered resource.

Constructor Summary

protected

JournalService(Cluster cluster) Construct the JournalService associated with the specified Cluster.

Method Summary

void	dispose() Shut down and release the RAM, flash and backup Journal Resource Managers.
BackupJournalRM	ensureBackupJournalRM() Ensure there is a configured BackupJournalRM.
FlashJournalRM	ensureFlashJournalRM() Ensure there is a configured FlashJournalRM.
static JournalService	ensureJournalService(Cluster cluster) Ensure the JournalService is registered as a cluster resource.
RamJournalRM	ensureRamJournalRM() Ensure there is a configured RAMJournalRM.
Cluster	getCluster() Returns the Cluster for which this JournalService is storing data.

Field Detail

JOURNAL_SERVICE_NAME

public static final java.lang.String JOURNAL_SERVICE_NAME

The name of the JournalService as a registered resource.

See Also:

Constant Field Values

Constructor Detail

JournalService

protected JournalService(Cluster cluster)

Construct the JournalService associated with the specified Cluster.

Parameters:

cluster - the Cluster for which the JournalService is storing data

Method Detail

dispose

public void dispose()

Shut down and release the RAM, flash and backup Journal Resource Managers.

Specified by:

dispose in interface com.oracle.common.base.Disposable

Since:

Coherence 3.7

ensureJournalService

public static JournalService ensureJournalService(Cluster cluster)

Ensure the JournalService is registered as a cluster resource.

Parameters:

cluster - the Cluster for which the JournalService is storing data

Returns:

the JournalService

ensureFlashJournalRM

public FlashJournalRM ensureFlashJournalRM()

Ensure there is a configured FlashJournalRM.

Returns:

a FlashJournalRM for use

Since:

Coherence 3.7

ensureRamJournalRM

public RamJournalRM ensureRamJournalRM()

Ensure there is a configured RAMJournalRM.

Returns:

a RamJournalRM to be used

Since:

Coherence 3.7

ensureBackupJournalRM

public BackupJournalRM ensureBackupJournalRM()

Ensure there is a configured BackupJournalRM.

Returns:

a BackupJournalRM to be used

Since:

Coherence 3.7.1

getCluster

public Cluster getCluster()

Returns the Cluster for which this JournalService is storing data.

Returns:

the Cluster

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