| 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.Writer<T> |
BlockAliasMap.getWriter(BlockAliasMap.Writer.Options opts,
java.lang.String blockPoolID) |
Returns the writer for the alias map.
|
| Modifier and Type | Class | Description |
|---|---|---|
static class |
LevelDBFileRegionAliasMap.LevelDBWriter |
This class is used as a writer for block maps which
are stored as LevelDB files.
|
static class |
TextFileRegionAliasMap.TextWriter |
This class is used as a writer for block maps which
are stored as delimited text files.
|
| Modifier and Type | Method | Description |
|---|---|---|
BlockAliasMap.Writer<FileRegion> |
InMemoryLevelDBAliasMapClient.getWriter(BlockAliasMap.Writer.Options opts,
java.lang.String blockPoolID) |
|
BlockAliasMap.Writer<FileRegion> |
LevelDBFileRegionAliasMap.getWriter(BlockAliasMap.Writer.Options opts,
java.lang.String blockPoolID) |
|
BlockAliasMap.Writer<FileRegion> |
TextFileRegionAliasMap.getWriter(BlockAliasMap.Writer.Options opts,
java.lang.String blockPoolID) |
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