| 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 |
| Modifier and Type | Method | Description |
|---|---|---|
abstract BlockAliasMap.Reader<T> |
BlockAliasMap.getReader(BlockAliasMap.Reader.Options opts,
java.lang.String blockPoolID) |
Returns a reader to the alias map.
|
| Modifier and Type | Class | 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.
|
| Modifier and Type | Method | Description |
|---|---|---|
BlockAliasMap.Reader<FileRegion> |
InMemoryLevelDBAliasMapClient.getReader(BlockAliasMap.Reader.Options opts,
java.lang.String blockPoolID) |
|
BlockAliasMap.Reader<FileRegion> |
LevelDBFileRegionAliasMap.getReader(BlockAliasMap.Reader.Options opts,
java.lang.String blockPoolID) |
|
BlockAliasMap.Reader<FileRegion> |
TextFileRegionAliasMap.getReader(BlockAliasMap.Reader.Options opts,
java.lang.String blockPoolID) |
Copyright © 2008–2025 Apache Software Foundation. All rights reserved.