SQLite

Class Backup

java.lang.Object

SQLite.Backup

public class Backup
extends Object

Class wrapping an SQLite backup object.

Field Summary

Fields

Modifier and Type	Field and Description
protected long	handle Internal handle for the native SQLite API.

Constructor Summary

Constructors

Constructor and Description
Backup()

Method Summary

Modifier and Type	Method and Description
protected void	_finalize()
private int	_pagecount()
private int	_remaining()
private boolean	_step(int n)
void	backup() Perform the backup in one step.
protected void	finalize() Destructor for object.
protected void	finish() Finish a backup.
private static void	internal_init() Internal native initializer.
int	pagecount() Return the total number of pages in the backup source database.
int	remaining() Return number of remaining pages to be backed up.
boolean	step(int n) Perform a backup step.

Methods inherited from class java.lang.Object

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

Field Detail

handle

protected long handle

Internal handle for the native SQLite API.

Constructor Detail

Backup

public Backup()

Method Detail

_finalize

protected void _finalize()
                  throws Exception

Throws:

Exception

_pagecount

private int _pagecount()
                throws Exception

Throws:

Exception

_remaining

private int _remaining()
                throws Exception

Throws:

Exception

_step

private boolean _step(int n)
               throws Exception

Throws:

Exception

backup

public void backup()
            throws Exception

Perform the backup in one step.

Throws:

Exception - indicating SQLite error

finalize

protected void finalize()

Destructor for object.

Overrides:

finalize in class Object

finish

protected void finish()
               throws Exception

Finish a backup.

Throws:

Exception - indicating SQLite error

internal_init

private static void internal_init()

Internal native initializer.

pagecount

public int pagecount()
              throws Exception

Return the total number of pages in the backup source database.

Returns:

total number of pages

Throws:

Exception - indicating SQLite error

remaining

public int remaining()
              throws Exception

Return number of remaining pages to be backed up.

Returns:

number of remaining pages

Throws:

Exception - indicating SQLite error

step

public boolean step(int n)
             throws Exception

Perform a backup step.

Parameters:

n - number of pages to backup

Returns:

true when backup completed

Throws:

Exception - indicating SQLite error