snaq.db

Interface ConnectionPoolListener

All Superinterfaces:

EventListener

All Known Implementing Classes:

ConnectionPoolEventAdapter, DBPoolDataSource

public interface ConnectionPoolListener
extends EventListener

Listener for ConnectionPoolEvent instances. Listeners should ensure the implementations of the listed methods return quickly. Tasks that require more time should spawn a new thread.

Author:

Giles Winstanley

Method Summary

Modifier and Type	Method and Description
void	maxPoolLimitExceeded(ConnectionPoolEvent evt) Called when a check-out request causes the maxPool limit to be exceeded.
void	maxPoolLimitReached(ConnectionPoolEvent evt) Called when a check-out request causes the maxPool limit to be reached.
void	maxSizeLimitError(ConnectionPoolEvent evt) Called when a check-out request attempts to exceed the maxSize limit.
void	maxSizeLimitReached(ConnectionPoolEvent evt) Called when a check-out request causes the maxSize limit to be reached.
void	poolCheckIn(ConnectionPoolEvent evt) Called when a connection is checked back in to the pool.
void	poolCheckOut(ConnectionPoolEvent evt) Called when a connection is checked out of the pool.
void	poolFlushed(ConnectionPoolEvent evt) Called when the pool is flushed of free/unused connections.
void	poolInitCompleted(ConnectionPoolEvent evt) Called when the pool's ObjectPool.init(int) method has completed.
void	poolParametersChanged(ConnectionPoolEvent evt) Called when the pool's parameters are changed.
void	poolReleased(ConnectionPoolEvent evt) Called when the pool is released (no more events are fired by the pool after this event).
void	validationError(ConnectionPoolEvent evt) Called when a connection is found to be invalid.

Method Detail

poolInitCompleted

void poolInitCompleted(ConnectionPoolEvent evt)

Called when the pool's ObjectPool.init(int) method has completed.

Parameters:

evt - event instance

poolCheckOut

void poolCheckOut(ConnectionPoolEvent evt)

Called when a connection is checked out of the pool.

Parameters:

evt - event instance

poolCheckIn

void poolCheckIn(ConnectionPoolEvent evt)

Called when a connection is checked back in to the pool.

Parameters:

evt - event instance

validationError

void validationError(ConnectionPoolEvent evt)

Called when a connection is found to be invalid.

Parameters:

evt - event instance

maxPoolLimitReached

void maxPoolLimitReached(ConnectionPoolEvent evt)

Called when a check-out request causes the maxPool limit to be reached.

Parameters:

evt - event instance

maxPoolLimitExceeded

void maxPoolLimitExceeded(ConnectionPoolEvent evt)

Called when a check-out request causes the maxPool limit to be exceeded.

Parameters:

evt - event instance

maxSizeLimitReached

void maxSizeLimitReached(ConnectionPoolEvent evt)

Called when a check-out request causes the maxSize limit to be reached. (maxSize is equivalent to maxConn)

Parameters:

evt - event instance

maxSizeLimitError

void maxSizeLimitError(ConnectionPoolEvent evt)

Called when a check-out request attempts to exceed the maxSize limit. (maxSize is equivalent to maxConn)

Parameters:

evt - event instance

poolParametersChanged

void poolParametersChanged(ConnectionPoolEvent evt)

Called when the pool's parameters are changed.

Parameters:

evt - event instance

poolFlushed

void poolFlushed(ConnectionPoolEvent evt)

Called when the pool is flushed of free/unused connections.

Parameters:

evt - event instance

poolReleased

void poolReleased(ConnectionPoolEvent evt)

Called when the pool is released (no more events are fired by the pool after this event).

Parameters:

evt - event instance