# Hierarchy For Package org.apache.commons.pool2

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.commons.pool2.BaseObject
    - org.apache.commons.pool2.BaseKeyedPooledObjectFactory<K,V> (implements org.apache.commons.pool2.KeyedPooledObjectFactory<K,V>)
    - org.apache.commons.pool2.BaseObjectPool<T> (implements org.apache.commons.pool2.ObjectPool<T>)
    - org.apache.commons.pool2.BasePooledObjectFactory<T> (implements org.apache.commons.pool2.PooledObjectFactory<T>)
  - org.apache.commons.pool2.PoolUtils

## Interface Hierarchy

- java.lang.AutoCloseable
  - java.io.Closeable
    - org.apache.commons.pool2.KeyedObjectPool<K,V>
    - org.apache.commons.pool2.ObjectPool<T>
- java.lang.Comparable<T>
  - org.apache.commons.pool2.PooledObject<T>
- org.apache.commons.pool2.KeyedPooledObjectFactory<K,V>
- org.apache.commons.pool2.PooledObjectFactory<T>
- org.apache.commons.pool2.SwallowedExceptionListener
- org.apache.commons.pool2.TrackedUse
- org.apache.commons.pool2.UsageTracking<T>

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.commons.pool2.PooledObjectState

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