| Name | Description | Type | Package | Framework |
| AbstractComponentHandler | AbstractComponentHandler class, ensures components are initialized and destroyed correctly. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| AbstractReleasableComponent | Base Implementation for a releasable component. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| ComponentFactory | Factory for Avalon components. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| ComponentHandler | The ComponentHandler interface marks the ComponentHandler implementations. | Interface | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| FactoryComponentHandler | The FactoryComponentHandler to make sure components are initialized and destroyed correctly. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| LEAwareComponentHandler | A ComponentHandler that delegates to underlying handler but also calls relevent Lifecycle Extension handlers at the right time. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| PerThreadComponentHandler | The PerThreadComponentHandler implements a singleton with a slight difference: one single instance per thread. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| PoolableComponentHandler | The PoolableComponentHandler to make sure components are initialized and destroyed correctly. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| PrepareHandlerCommand | This is the command class to initialize a ComponentHandlerVersion:CVS $Revision: 1. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| ReleasableComponent | This interfaces marks a component that can be released without using the corresponding ComponentHandler. | Interface | org.apache.avalon.fortress.impl.handler | Apache Avalon |
| ThreadSafeComponentHandler | The ThreadSafeComponentHandler to make sure components are initialized and destroyed correctly. | Class | org.apache.avalon.fortress.impl.handler | Apache Avalon |