class org.apache.excalibur.mpool.BlockingFixedSizePool (implements org.apache.avalon.framework.activity.Disposable, org.apache.avalon.framework.activity.Initializable, org.apache.excalibur.mpool.Pool)
class org.apache.excalibur.event.command.CommandManager (implements org.apache.avalon.framework.activity.Disposable, org.apache.excalibur.event.command.EventPipeline)