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