org.apache.derbyTesting.functionTests.tests.store

Class OnlineBackup

java.lang.Object

org.apache.derbyTesting.functionTests.tests.store.OnlineBackup

All Implemented Interfaces:

java.lang.Runnable

public class OnlineBackup
extends java.lang.Object
implements java.lang.Runnable

This class provides functionalty for tests to perform online backup in a separate thread. And functions to create/restore/rollforard recovery from the backup.

Version:

1.0

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.Throwable	backupError
private boolean	backupFailed
private java.lang.String	backupPath
private boolean	beginBackup
private java.lang.String	dbName
private boolean	endBackup

Constructor Summary

Constructors

Constructor and Description
OnlineBackup(java.lang.String dbName, java.lang.String backupPath)

Method Summary

Modifier and Type	Method and Description
void	createFromBackup(java.lang.String newDbName) Create a new database from the backup copy taken earlier.
boolean	isRunning() Check if backup is running ?
(package private) void	performBackup() Backup the database
void	restoreFromBackup() Restore the database from the backup copy taken earlier.
void	run() implementation of run() method in the Runnable interface, which is invoked when a thread is started using this class object.
void	waitForBackupToBegin() Wait for the backup to start.
void	waitForBackupToEnd()

Methods inherited from class java.lang.Object

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

Field Detail

dbName

private java.lang.String dbName

beginBackup

private boolean beginBackup

endBackup

private boolean endBackup

backupFailed

private boolean backupFailed

backupError

private java.lang.Throwable backupError

backupPath

private java.lang.String backupPath

Constructor Detail

OnlineBackup

OnlineBackup(java.lang.String dbName,
             java.lang.String backupPath)

Method Detail

run

public void run()

implementation of run() method in the Runnable interface, which is invoked when a thread is started using this class object. Performs online backup.

Specified by:

run in interface java.lang.Runnable

performBackup

void performBackup()
            throws java.sql.SQLException

Backup the database

Throws:

java.sql.SQLException

waitForBackupToBegin

public void waitForBackupToBegin()
                          throws java.lang.Exception

Wait for the backup to start.

Throws:

java.lang.Exception

waitForBackupToEnd

public void waitForBackupToEnd()
                        throws java.lang.Exception

Throws:

java.lang.Exception

isRunning

public boolean isRunning()

Check if backup is running ?

Returns:

true if backup is running. false otherwise.

createFromBackup

public void createFromBackup(java.lang.String newDbName)
                      throws java.sql.SQLException

Create a new database from the backup copy taken earlier.

Parameters:

newDbName - name of the database to be created.

Throws:

java.sql.SQLException

restoreFromBackup

public void restoreFromBackup()
                       throws java.sql.SQLException

Restore the database from the backup copy taken earlier.

Throws:

java.sql.SQLException