# Package org.apache.storm.blobstore

package org.apache.storm.blobstore

- Related Packages
  Package
  Description
  org.apache.storm
- Class
  Description
  AtomicOutputStream
  An output stream where all of the data is committed on close, or can be canceled with cancel.
  BlobKeySequenceInfo
  BlobStore
  Provides a way to store blobs that can be downloaded.
  BlobStore.KeyTranslationIterator
  Blob store implements its own version of iterator to list the blobs.
  BlobStoreAclHandler
  Provides common handling of acls for Blobstores.
  BlobStoreFile
  Provides an base implementation for creating a blobstore based on file backed storage.
  BlobStoreUtils
  ClientBlobStore
  The ClientBlobStore has two concrete implementations 1.
  ClientBlobStore.WithBlobstore
  FileBlobStoreImpl
  Very basic blob store impl with no ACL handling.
  InputStreamWithMeta
  KeyFilter<R>
  KeySequenceNumber
  Class hands over the key sequence number which implies the number of updates made to a blob.
  ListHDFS
  ListLocalFs
  LocalFsBlobStore
  Provides a local file system backed blob store implementation for Nimbus.
  LocalFsBlobStoreFile
  LocalFsBlobStoreSynchronizer
  Is called periodically and updates the nimbus with blobs based on the state stored inside the zookeeper for a non leader nimbus trying to be in sync with the operations performed on the leader nimbus.
  LocalModeClientBlobStore
  A Client blob store for LocalMode.
  MigrateBlobs
  MigratorMain
  NimbusBlobStore
  NimbusBlobStore is a USER facing client API to perform basic operations such as create, update, delete and read for local and hdfs blob store.