Uses of Package
alluxio.underfs

Packages that use alluxio.underfs

Package	Description
alluxio.cli
alluxio.client.file.ufs
alluxio.concurrent
alluxio.job
alluxio.master
alluxio.master.backup
alluxio.master.file
alluxio.master.file.contexts
alluxio.master.file.meta
alluxio.master.job
alluxio.master.journal.ufs
alluxio.master.journalv0.ufs
alluxio.underfs
alluxio.underfs.abfs
alluxio.underfs.adl
alluxio.underfs.cephfs
alluxio.underfs.cephfshadoop
alluxio.underfs.cos
alluxio.underfs.cosn
alluxio.underfs.gcs
alluxio.underfs.gcs.v2
alluxio.underfs.hdfs
alluxio.underfs.local
alluxio.underfs.obs
alluxio.underfs.oss
alluxio.underfs.ozone
alluxio.underfs.s3a
alluxio.underfs.wasb
alluxio.util
alluxio.worker	Worker process and utils for working with the worker remotely.
alluxio.worker.dora
alluxio.worker.grpc
alluxio.worker.netty

Classes in alluxio.underfs used by alluxio.cli

Class and Description
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.

Classes in alluxio.underfs used by alluxio.client.file.ufs

Class and Description
UfsManager.UfsClient Container for a UFS and the URI for that UFS.
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.concurrent

Class and Description
AsyncUfsClient The async UFS client interface.
Fingerprint Fingerprint for a UFS file or directory.
UfsDirectoryStatus Information about a directory in the under file system.
UfsFileStatus Information about a file in UnderFileSystem.
UfsLoadResult The UfsLoadResult represents the result of a load operation on an Under File System (UFS).
UfsMode Operation mode for under storage.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystem.SpaceType The different types of space indicate the total space, the free space and the space used in the under file system.

Classes in alluxio.underfs used by alluxio.job

Class and Description
UfsManager A class that manages the UFS used by different services.

Classes in alluxio.underfs used by alluxio.master

Class and Description
AbstractUfsManager Basic implementation of UfsManager.
MasterUfsManager A class that manages the UFS for master servers.
UfsManager A class that manages the UFS used by different services.
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.master.backup

Class and Description
UfsManager A class that manages the UFS used by different services.

Classes in alluxio.underfs used by alluxio.master.file

Class and Description
MasterUfsManager A class that manages the UFS for master servers.
UfsManager A class that manages the UFS used by different services.
UfsMode Operation mode for under storage.

Classes in alluxio.underfs used by alluxio.master.file.contexts

Class and Description
UfsStatus Information about a file or a directory in the under file system.

Classes in alluxio.underfs used by alluxio.master.file.meta

Class and Description
Fingerprint Fingerprint for a UFS file or directory.
UfsManager A class that manages the UFS used by different services.
UfsManager.UfsClient Container for a UFS and the URI for that UFS.
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.master.job

Class and Description
UfsManager A class that manages the UFS used by different services.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.master.journal.ufs

Class and Description
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.

Classes in alluxio.underfs used by alluxio.master.journalv0.ufs

Class and Description
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.underfs

Class and Description
AbstractUfsManager Basic implementation of UfsManager.
AbstractUfsManager.Key The key of the UFS cache.
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ChecksumType UFS checksum type.
ContentHashable Interface for returning the content hash.
Fingerprint Fingerprint for a UFS file or directory.
Fingerprint.Tag The possible tags within the fingerprint.
Fingerprint.Type The possible types of the fingerprint.
ObjectUnderFileSystem.DeleteBuffer Object keys added to a ObjectUnderFileSystem.DeleteBuffer will be deleted in batches.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
ObjectUnderFileSystem.ObjectStoreOperation Represents an object store operation.
ObjectUnderFileSystem.OperationBuffer Operations added to this buffer are performed concurrently.
UfsDirectoryStatus Information about a directory in the under file system.
UfsFileStatus Information about a file in UnderFileSystem.
UfsLoadResult The UfsLoadResult represents the result of a load operation on an Under File System (UFS).
UfsManager A class that manages the UFS used by different services.
UfsManager.UfsClient Container for a UFS and the URI for that UFS.
UfsMode Operation mode for under storage.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystem.SpaceType The different types of space indicate the total space, the free space and the space used in the under file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.abfs

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.adl

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.cephfs

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
SeekableUnderFileInputStream A seekable under file input stream wrapper that encapsulates the under file input stream.
UfsDirectoryStatus Information about a directory in the under file system.
UfsFileStatus Information about a file in UnderFileSystem.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystem.SpaceType The different types of space indicate the total space, the free space and the space used in the under file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.cephfshadoop

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.cos

Class and Description
AsyncUfsClient The async UFS client interface.
BaseUnderFileSystem A base abstract UnderFileSystem.
ContentHashable Interface for returning the content hash.
MultiRangeObjectInputStream A stream for reading data using range queries.
ObjectMultipartUploadOutputStream Upload File to object storage in multiple parts.
ObjectPositionReader A stream for reading data using position reader.
ObjectUnderFileSystem An object based abstract UnderFileSystem.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.cosn

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.gcs

Class and Description
AsyncUfsClient The async UFS client interface.
BaseUnderFileSystem A base abstract UnderFileSystem.
ContentHashable Interface for returning the content hash.
ObjectPositionReader A stream for reading data using position reader.
ObjectUnderFileSystem An object based abstract UnderFileSystem.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
UfsDirectoryStatus Information about a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.gcs.v2

Class and Description
AsyncUfsClient The async UFS client interface.
BaseUnderFileSystem A base abstract UnderFileSystem.
ContentHashable Interface for returning the content hash.
ObjectUnderFileSystem An object based abstract UnderFileSystem.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.

Classes in alluxio.underfs used by alluxio.underfs.hdfs

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
ContentHashable Interface for returning the content hash.
SeekableUnderFileInputStream A seekable under file input stream wrapper that encapsulates the under file input stream.
UfsDirectoryStatus Information about a directory in the under file system.
UfsFileStatus Information about a file in UnderFileSystem.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystem.SpaceType The different types of space indicate the total space, the free space and the space used in the under file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.local

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UfsDirectoryStatus Information about a directory in the under file system.
UfsFileStatus Information about a file in UnderFileSystem.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystem.SpaceType The different types of space indicate the total space, the free space and the space used in the under file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.obs

Class and Description
AsyncUfsClient The async UFS client interface.
BaseUnderFileSystem A base abstract UnderFileSystem.
ContentHashable Interface for returning the content hash.
MultiRangeObjectInputStream A stream for reading data using range queries.
ObjectLowLevelOutputStream [Experimental] A stream for writing a file into object storage using streaming upload.
ObjectMultipartUploadOutputStream Upload File to object storage in multiple parts.
ObjectPositionReader A stream for reading data using position reader.
ObjectUnderFileSystem An object based abstract UnderFileSystem.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.oss

Class and Description
AsyncUfsClient The async UFS client interface.
BaseUnderFileSystem A base abstract UnderFileSystem.
ContentHashable Interface for returning the content hash.
MultiRangeObjectInputStream A stream for reading data using range queries.
ObjectLowLevelOutputStream [Experimental] A stream for writing a file into object storage using streaming upload.
ObjectMultipartUploadOutputStream Upload File to object storage in multiple parts.
ObjectPositionReader A stream for reading data using position reader.
ObjectUnderFileSystem An object based abstract UnderFileSystem.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.ozone

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.s3a

Class and Description
AsyncUfsClient The async UFS client interface.
BaseUnderFileSystem A base abstract UnderFileSystem.
ContentHashable Interface for returning the content hash.
ObjectLowLevelOutputStream [Experimental] A stream for writing a file into object storage using streaming upload.
ObjectMultipartUploadOutputStream Upload File to object storage in multiple parts.
ObjectPositionReader A stream for reading data using position reader.
ObjectUnderFileSystem An object based abstract UnderFileSystem.
ObjectUnderFileSystem.ObjectListingChunk A chunk of listing results.
ObjectUnderFileSystem.ObjectPermissions Permissions in object UFS.
ObjectUnderFileSystem.ObjectStatus Information about a single object in object UFS.
UfsLoadResult The UfsLoadResult represents the result of a load operation on an Under File System (UFS).
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.underfs.wasb

Class and Description
AsyncUfsClient The async UFS client interface.
AtomicFileOutputStreamCallback A AtomicFileOutputStreamCallback is the callback interface used when using a AtomicFileOutputStream.
BaseUnderFileSystem A base abstract UnderFileSystem.
ConsistentUnderFileSystem Represents a consistent under filesystem which does not have eventual consistency issues.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.
UnderFileSystemConfiguration Ufs configuration properties, including ufs specific configuration and global configuration.
UnderFileSystemFactory Interface for under file system factories.

Classes in alluxio.underfs used by alluxio.util

Class and Description
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.worker

Class and Description
UfsManager A class that manages the UFS used by different services.
UfsManager.UfsClient Container for a UFS and the URI for that UFS.

Classes in alluxio.underfs used by alluxio.worker.dora

Class and Description
AbstractUfsManager Basic implementation of UfsManager.
UfsManager A class that manages the UFS used by different services.
UfsStatus Information about a file or a directory in the under file system.
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.worker.grpc

Class and Description
UnderFileSystem Alluxio stores data into an under layer file system.

Classes in alluxio.underfs used by alluxio.worker.netty

Class and Description
UfsManager A class that manages the UFS used by different services.