Interface ApplicationHistoryStore

All Superinterfaces:
ApplicationHistoryReader, ApplicationHistoryWriter, AutoCloseable, Closeable, org.apache.hadoop.service.Service
All Known Implementing Classes:
FileSystemApplicationHistoryStore, MemoryApplicationHistoryStore, NullApplicationHistoryStore

@Public @Unstable public interface ApplicationHistoryStore extends org.apache.hadoop.service.Service, ApplicationHistoryReader, ApplicationHistoryWriter
This class is the abstract of the storage of the application history data. It is a Service, such that the implementation of this class can make use of the service life cycle to initialize and cleanup the storage. Users can access the storage via ApplicationHistoryReader and ApplicationHistoryWriter interfaces.