com.continuent.tungsten.replicator.backup
Class BackupManager

java.lang.Object
  com.continuent.tungsten.replicator.backup.BackupManager

public class BackupManager
extends java.lang.Object

Implements a manager that tracks all backup agents.

Version:

1.0

Author:

Jussi-Pekka Kurikka

Field Summary

static java.lang.String	BACKUP_AGENT
static java.lang.String	BACKUP_AGENTS
static java.lang.String	BACKUP_DEFAULT
static java.lang.String	STORAGE_AGENT
static java.lang.String	STORAGE_AGENTS
static java.lang.String	STORAGE_DEFAULT

Constructor Summary

BackupManager(com.continuent.tungsten.fsm.event.EventDispatcher eventDispatcher)

Method Summary

void	initialize(TungstenProperties properties) Initialize the backup manager.
boolean	isBackupEnabled() Returns true if backups are enabled.
protected BackupPlugin	loadAndConfigure(java.lang.String prefix, java.lang.String name, TungstenProperties properties)
void	release() Release all backup agents and decommission the backup manager.
java.util.concurrent.Future<java.lang.String>	spawnBackup(java.lang.String backupAgentName, java.lang.String storageAgentName, boolean isOnline) Run backup and store output.
java.util.concurrent.Future<java.lang.String>	spawnRestore(java.lang.String uri) Retrieve and restore a previous backup.

Methods inherited from class java.lang.Object

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

Field Detail

BACKUP_AGENTS

public static java.lang.String BACKUP_AGENTS

BACKUP_AGENT

public static java.lang.String BACKUP_AGENT

BACKUP_DEFAULT

public static java.lang.String BACKUP_DEFAULT

STORAGE_AGENTS

public static java.lang.String STORAGE_AGENTS

STORAGE_AGENT

public static java.lang.String STORAGE_AGENT

STORAGE_DEFAULT

public static java.lang.String STORAGE_DEFAULT

Constructor Detail

BackupManager

public BackupManager(com.continuent.tungsten.fsm.event.EventDispatcher eventDispatcher)

Method Detail

initialize

public void initialize(TungstenProperties properties)
                throws BackupException

Initialize the backup manager. This loads and configures all agents.

Parameters:

properties - Replicator properties

Throws:

BackupException

isBackupEnabled

public boolean isBackupEnabled()

Returns true if backups are enabled.

spawnBackup

public java.util.concurrent.Future<java.lang.String> spawnBackup(java.lang.String backupAgentName,
                                                                 java.lang.String storageAgentName,
                                                                 boolean isOnline)
                                                          throws BackupException,
                                                                 UnsupportedCapabilityException

Run backup and store output.

Parameters:

backupAgentName - Name of backup type or null for default

storageAgentName - Name of storage type or null for default

Returns:

Future that provides URI of backup when task finishes

Throws:

BackupException

UnsupportedCapabilityException

spawnRestore

public java.util.concurrent.Future<java.lang.String> spawnRestore(java.lang.String uri)
                                                           throws BackupException

Retrieve and restore a previous backup.

Parameters:

uri - URI to locate backup or null to get latest backup from default storage

Throws:

BackupException

release

public void release()

Release all backup agents and decommission the backup manager.

loadAndConfigure

protected BackupPlugin loadAndConfigure(java.lang.String prefix,
                                        java.lang.String name,
                                        TungstenProperties properties)
                                 throws BackupException

Throws:

BackupException