Package org.sqlite

Class BusyHandler

java.lang.Object

org.sqlite.BusyHandler

public abstract class BusyHandler
extends Object

https://www.sqlite.org/c3ref/busy_handler.html

Constructor Summary

Constructors

Constructor	Description
BusyHandler()

Method Summary

Modifier and Type	Method	Description
protected abstract int	callback(int nbPrevInvok)	https://www.sqlite.org/c3ref/busy_handler.html
static void	clearHandler(Connection conn)	Clears any busy handler registered with the connection.
static void	setHandler(Connection conn, BusyHandler busyHandler)	Sets a busy handler for the connection.

Methods inherited from class java.lang.Object

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

Constructor Detail

BusyHandler

public BusyHandler()

Method Detail

setHandler

public static final void setHandler(Connection conn,
                                    BusyHandler busyHandler)
                             throws SQLException

Sets a busy handler for the connection.

Parameters:

conn - the SQLite connection

busyHandler - the busyHandler

Throws:

SQLException

clearHandler

public static final void clearHandler(Connection conn)
                               throws SQLException

Clears any busy handler registered with the connection.

Parameters:

conn - the SQLite connection

Throws:

SQLException

callback

protected abstract int callback(int nbPrevInvok)
                         throws SQLException

https://www.sqlite.org/c3ref/busy_handler.html

Parameters:

nbPrevInvok - number of times that the busy handler has been invoked previously for the same locking event

Returns:

If the busy callback returns 0, then no additional attempts are made to access the database and SQLITE_BUSY is returned to the application. If the callback returns non-zero, then another attempt is made to access the database and the cycle repeats.

Throws:

SQLException