EvictionPolicy (Apache Tomcat 9.0.111 API Documentation)
Description: declaration: package: org.apache.tomcat.dbcp.pool2.impl, interface: EvictionPolicy

# 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
  Description
  `boolean`
  `evict(EvictionConfig config, PooledObject<T> underTest, int idleCount)`
  Tests if an idle object in the pool should be evicted or not.

- ## Method Details

  - ### evict

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