org.apache.avalon.excalibur.pool
Interface PoolController

All Known Implementing Classes:

DefaultComponentPoolController, DefaultPoolController

public interface PoolController

This is the interface you implement if you want to control how Pools capacity changes overtime. It gets called everytime that a Pool tries to go below or above it's minimum or maximum.

Since:

4.0

Version:

CVS $Revision: 1.6 $ $Date: 2004/03/29 16:50:37 $

Author:

Avalon Development Team

Method Summary

int	grow() Called when a Pool reaches it's minimum.
int	shrink() Called when a pool reaches it's maximum.

Method Detail

grow

public int grow()

Called when a Pool reaches it's minimum. Return the number of elements to increase minimum and maximum by.

Returns:

the element increase

shrink

public int shrink()

Called when a pool reaches it's maximum. Returns the number of elements to decrease mi and max by.

Returns:

the element decrease