org.tmatesoft.sqljet.core.table

Interface ISqlJetBusyHandler

All Known Implementing Classes:

SqlJetBusyHandler, SqlJetDefaultBusyHandler, SqlJetTimeoutBusyHandler

public interface ISqlJetBusyHandler

Busy handler interface.

Busy handler are used to implement some behavior on database locking if database is locked already by other thread or process. To method call() is passed number of retry to obtain database lock. If call() returns true then retries to locking still continue. If call() returns false then will be thrown SqlJetException with SqlJetErrorCode.BUSY.

Method Summary

Modifier and Type	Method and Description
boolean	call(int number) Callback which implements busy handler.

Method Detail

call

boolean call(int number)

Callback which implements busy handler.

To method call() is passed number of retry to obtain database lock. If call() returns true then retries to locking still continue. If call() returns false then will be thrown SqlJetException with SqlJetErrorCode.BUSY.

Parameters:

number - number of retry to obtain lock on database.

Returns:

true if retries will continue or false if retries will stop.