| Interface | Description | 
|---|---|
| BlobStoreAdminFactory | Factory to create instance of  StateBackendAdmins that needs to be implemented for every
 state backend | 
| SideInputsProcessor | The processing logic for store side inputs. | 
| SideInputsProcessorFactory | A factory to build  SideInputsProcessors. | 
| StateBackendAdmin | Admin responsible for loading any resources related to state backend | 
| StateBackendFactory | Factory to build the Samza  TaskBackupManager,TaskRestoreManagerandStateBackendAdminfor a particular state storage backend, which are used to durably backup the Samza task state. | 
| StorageEngine | A storage engine for managing state maintained by a stream processor. | 
| StorageEngineFactory<K,V> | An object provided by the storage engine implementation to create instances
 of the given storage engine type. | 
| TaskBackupManager | 
 TaskBackupManager is the interface that must be implemented for any remote system that Samza persists its state to
 during the task commit operation. | 
| TaskRestoreManager | The helper interface restores task state. | 
| Class | Description | 
|---|---|
| KafkaChangelogRestoreParams | Provides the required for Kafka Changelog restore managers | 
| StoreProperties | Immutable class that defines the properties of a Store | 
| StoreProperties.StorePropertiesBuilder | 
| Enum | Description | 
|---|---|
| StorageEngineFactory.StoreMode | Enum to describe different modes a  StorageEnginecan be created in. |