org.apache.tomcat.dbcp.pool2.impl

Interface EvictionPolicy<T>

Type Parameters:

T - the type of objects in the pool

All Known Implementing Classes:

DefaultEvictionPolicy

public interface EvictionPolicy<T>

To provide a custom eviction policy (i.e. something other than DefaultEvictionPolicy for a pool, users must provide an implementation of this interface that provides the required eviction policy.

Since:

2.0

Method Summary

Modifier and Type	Method and Description
boolean	evict(EvictionConfig config, PooledObject<T> underTest, int idleCount) This method is called to test if an idle object in the pool should be evicted or not.

Method Detail

evict

boolean evict(EvictionConfig config,
              PooledObject<T> underTest,
              int idleCount)

This method is called to test if an idle object in the pool should be evicted or not.

Parameters:

config - The pool configuration settings related to eviction

underTest - The pooled object being tested for eviction

idleCount - The current number of idle objects in the pool including the object under test

Returns:

true if the object should be evicted, otherwise false