| Class | Description | 
|---|---|
| IdleTimeoutTrigger | A  Triggerfor idle timeout task execution. | 
| InputContext | Context keeping information about a current reading operation. | 
| InputStoreObjectSupport | Base class for input readers sharing common functionality
 for  SplitandInputContext. | 
| LifecycleObjectSupport | Convenient base class for object which needs spring task scheduler, task executor and life cycle handling. | 
| OrderedComposite<S> | Composite item which can be used in other components which may want to allow automatic
 and annotation based ordering. | 
| OutputContext | Context strategy keeping output state. | 
| OutputStoreObjectSupport | A  OutputStoreObjectSupportis meant to be used from a storeDataWriterimplementations by keeping current writing state. | 
| PollingTaskSupport<T> | Helper class to ease working with polling tasks executed using
 Spring  TaskSchedulerandTaskExecutor. | 
| SequenceFileWriterHolder<T extends Closeable> | Holder object for  SequenceFilewriter. | 
| StoreContextUtils | Utility methods for accessing common components from the BeanFactory. | 
| StoreObjectSupport | Base implementation of a store objects sharing a common functionality among store formats. | 
| StoreUtils | Utility methods for store package. | 
| StreamsHolder<T extends Closeable> | Holder object for streams. |