Class DefaultEvictionPolicy<T>
java.lang.Object
org.apache.tomcat.dbcp.pool2.impl.DefaultEvictionPolicy<T>
- Type Parameters:
- T- the type of objects in the pool
- All Implemented Interfaces:
- EvictionPolicy<T>
Provides the default implementation of 
EvictionPolicy used by the
 pools. Objects will be evicted if the following conditions are met:
 - the object has been idle longer than
     BaseGenericObjectPool.getMinEvictableIdleTimeMillis()/BaseGenericObjectPool.getMinEvictableIdleTimeMillis()
- there are more than GenericObjectPool.getMinIdle()/GenericKeyedObjectPoolConfig.getMinIdlePerKey()idle objects in the pool and the object has been idle for longer thanBaseGenericObjectPool.getSoftMinEvictableIdleTimeMillis()/BaseGenericObjectPool.getSoftMinEvictableIdleTimeMillis()
This class is immutable and thread-safe.
- Since:
- 2.0
- 
Constructor SummaryConstructors
- 
Method SummaryModifier and TypeMethodDescriptionbooleanevict(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.
- 
Constructor Details- 
DefaultEvictionPolicypublic DefaultEvictionPolicy()
 
- 
- 
Method Details- 
evictDescription copied from interface:EvictionPolicyThis method is called to test if an idle object in the pool should be evicted or not.- Specified by:
- evictin interface- EvictionPolicy<T>
- 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:
- trueif the object should be evicted, otherwise- false
 
 
-