Package org.apache.hadoop.hdfs.server.common.blockaliasmap

@Public @Unstable package org.apache.hadoop.hdfs.server.common.blockaliasmap

The AliasMap defines mapping of PROVIDED HDFS blocks to data in remote storage systems.

Related Packages

Package	Description
org.apache.hadoop.hdfs.server.common
org.apache.hadoop.hdfs.server.common.blockaliasmap.impl
org.apache.hadoop.hdfs.server.common.sps	This package provides commonly used classes for the block movement.

Class	Description
BlockAliasMap<T extends BlockAlias>	An abstract class used to read and write block maps for provided blocks.
BlockAliasMap.Reader<U extends BlockAlias>	An abstract class that is used to read BlockAliases for provided blocks.
BlockAliasMap.Reader.Options	reader options.
BlockAliasMap.Writer<U extends BlockAlias>	An abstract class used as a writer for the provided block map.
BlockAliasMap.Writer.Options	writer options.