Package alluxio.client.file

Interface Summary

Interface	Description
FileSystem	Basic file system interface supporting metadata operations and data operations.
FileSystemMasterClient	A client to use for interacting with a file system master.

Class Summary

Class	Description
AlluxioFileInStream	An implementation of FileInStream for data stored in Alluxio.
AlluxioFileOutStream	Provides a streaming API to write a file.
BaseFileSystem	Default implementation of the FileSystem interface.
CacheContext	Cache related context.
ConfigHashSync	Heartbeat task for getting the latest configuration versions from meta master, if versions change, then re-initialize the filesystem context.
DelegatingFileSystem	A wrapper of a FileSystem instance.
FileInStream	A streaming API to read a file.
FileOutStream	An abstraction of the output stream API in Alluxio to write data to a file or a block.
FileSystem.Factory	Factory for FileSystem.
FileSystemCache	A cache for storing FileSystem clients.
FileSystemCache.Key	A key which can be used to look up a FileSystem instance in the FileSystemCache.
FileSystemCache.Value	A value wraps a FileSystem instance and a ref count in the FileSystemCache.
FileSystemContext	An object which houses resources and information for performing FileSystem operations.
FileSystemContextReinitializer	Reinitializes FileSystemContext inside BaseFileSystem.
FileSystemContextReinitializer.ReinitAllowerResource	This resource allows reinitialization.
FileSystemContextReinitializer.ReinitBlockerResource	This resource blocks reinitialization until close.
FileSystemMasterClient.Factory	Factory for FileSystemMasterClient.
FileSystemMasterClientPool	A fixed pool of FileSystemMasterClient instances.
FileSystemUtils	Collection of utility methods to handle with FileSystem related objects.
ListStatusPartialResult	Contains information about the result of a partial listing.
MetadataCache	Cache for metadata of paths.
MetadataCachingFileSystem	FileSystem implementation with the capability of caching metadata of paths.
RetryHandlingFileSystemMasterClient	A wrapper for the gRPC client to interact with the file system master, used by alluxio clients.
URIStatus	Wrapper around FileInfo.

Enum Summary

Enum	Description
CacheContext.StatsUnit	Stats Unit.