## Uses of Class
org.apache.hadoop.hdfs.server.common.blockaliasmap.BlockAliasMap.Reader

- Packages that use BlockAliasMap.Reader
  Package | Description
  --- | ---
  org.apache.hadoop.hdfs.server.common.blockaliasmap | The AliasMap defines mapping of PROVIDED HDFS blocks to data in remote storage systems.
  org.apache.hadoop.hdfs.server.common.blockaliasmap.impl |

- - ### Uses of BlockAliasMap.Reader in org.apache.hadoop.hdfs.server.common.blockaliasmap

    Methods in org.apache.hadoop.hdfs.server.common.blockaliasmap that return BlockAliasMap.Reader
    Modifier and Type | Method and Description
    --- | ---
    `abstract BlockAliasMap.Reader<T>` | BlockAliasMap.`getReader(BlockAliasMap.Reader.Options opts, String blockPoolID)` Returns a reader to the alias map.

  - ### Uses of BlockAliasMap.Reader in org.apache.hadoop.hdfs.server.common.blockaliasmap.impl

    Subclasses of BlockAliasMap.Reader in org.apache.hadoop.hdfs.server.common.blockaliasmap.impl
    Modifier and Type | Class and Description
    --- | ---
    `static class` | `LevelDBFileRegionAliasMap.LevelDBReader` This class is used as a reader for block maps which are stored as LevelDB files.
    `static class` | `TextFileRegionAliasMap.TextReader` This class is used as a reader for block maps which are stored as delimited text files.

    Methods in org.apache.hadoop.hdfs.server.common.blockaliasmap.impl that return BlockAliasMap.Reader
    Modifier and Type | Method and Description
    --- | ---
    `BlockAliasMap.Reader<FileRegion>` | LevelDBFileRegionAliasMap.`getReader(BlockAliasMap.Reader.Options opts, String blockPoolID)`
    `BlockAliasMap.Reader<FileRegion>` | TextFileRegionAliasMap.`getReader(BlockAliasMap.Reader.Options opts, String blockPoolID)`

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