C# Class Volante.DatabaseListener

Listener of database events. Programmer should derive his own subclass and register it using IDatabase.Listener property.

Mostrar archivo Open project: kjk/volante

Public Methods

Method	Description
DatabaseCorrupted ( ) : void	Called if database was detected to be corrupted during openinig (when database was not closed properly and has to be recovered)
DeallocateObject ( Type cls, int oid ) : void	Called when unreferenced object is deallocated from database. It is possible to get instance of the object using `IDatabase.GetObjectByOid()` method.
GcCompleted ( int nDeallocatedObjects ) : void	Called when garbage collection is completed
GcStarted ( ) : void	Called when garbage collection is started, either explicitly (by calling IDatabase.Gc()) or implicitly (after allocating enough memory to trigger gc threshold)
RecoveryCompleted ( ) : void	Called after database recovery has completed
ReplicationError ( string host ) : bool	Handle replication error

Method Details

DatabaseCorrupted() public method

Called if database was detected to be corrupted during openinig (when database was not closed properly and has to be recovered)

public DatabaseCorrupted ( ) : void
return	void

DeallocateObject() public method

Called when unreferenced object is deallocated from database. It is possible to get instance of the object using IDatabase.GetObjectByOid() method.

public DeallocateObject ( Type cls, int oid ) : void
cls	System.Type	class of deallocated object
oid	int	object identifier of deallocated object
return	void

GcCompleted() public method

Called when garbage collection is completed

public GcCompleted ( int nDeallocatedObjects ) : void
nDeallocatedObjects	int	number of deallocated objects
return	void

GcStarted() public method

Called when garbage collection is started, either explicitly (by calling IDatabase.Gc()) or implicitly (after allocating enough memory to trigger gc threshold)

public GcStarted ( ) : void
return	void

RecoveryCompleted() public method

Called after database recovery has completed

public RecoveryCompleted ( ) : void
return	void

ReplicationError() public method

Handle replication error

public ReplicationError ( string host ) : bool
host	string	address of host replication to which is failed (null if error jappens at slave node)
return	bool