| Package | Description |
|---|---|
| org.apache.hadoop.fs |
An abstract file system API.
|
| org.apache.hadoop.fs.ftp | |
| org.apache.hadoop.fs.kfs |
A client for the Kosmos filesystem (KFS)
|
| org.apache.hadoop.fs.s3 |
A distributed, block-based implementation of
FileSystem that uses Amazon S3
as a backing store. |
| org.apache.hadoop.fs.s3native |
A distributed implementation of
FileSystem for reading and writing files on
Amazon S3. |
| org.apache.hadoop.fs.viewfs | |
| org.apache.hadoop.io.serializer |
This package provides a mechanism for using different serialization frameworks
in Hadoop.
|
| org.apache.hadoop.io.serializer.avro |
This package provides Avro serialization in Hadoop.
|
| org.apache.hadoop.mapred | |
| org.apache.hadoop.mapred.pipes | |
| org.apache.hadoop.mapreduce.lib.partition | |
| org.apache.hadoop.mapreduce.tools |
| Modifier and Type | Class and Description |
|---|---|
class |
ChecksumFileSystem
Abstract Checksumed FileSystem.
|
class |
FileSystem
An abstract base class for a fairly generic filesystem.
|
class |
FilterFileSystem
A
FilterFileSystem contains
some other file system, which it uses as
its basic file system, possibly transforming
the data along the way or providing additional
functionality. |
class |
LocalFileSystem
Implement the FileSystem API for the checksumed local filesystem.
|
class |
RawLocalFileSystem
Implement the FileSystem API for the raw local filesystem.
|
class |
Trash
Provides a trash facility which supports pluggable Trash policies.
|
class |
TrashPolicy
This interface is used for implementing different Trash policies.
|
| Modifier and Type | Class and Description |
|---|---|
class |
FTPFileSystem
A
FileSystem backed by an FTP client provided by Apache Commons Net. |
| Modifier and Type | Class and Description |
|---|---|
class |
KosmosFileSystem
A FileSystem backed by KFS.
|
| Modifier and Type | Class and Description |
|---|---|
class |
MigrationTool
This class is a tool for migrating data from an older to a newer version
of an S3 filesystem.
|
class |
S3FileSystem
A block-based
FileSystem backed by
Amazon S3. |
| Modifier and Type | Class and Description |
|---|---|
class |
NativeS3FileSystem
A
FileSystem for reading and writing files stored on
Amazon S3. |
| Modifier and Type | Class and Description |
|---|---|
class |
ViewFileSystem
ViewFileSystem (extends the FileSystem interface) implements a client-side
mount table.
|
| Modifier and Type | Class and Description |
|---|---|
class |
WritableSerialization
A
Serialization for Writables that delegates to
Writable.write(java.io.DataOutput) and
Writable.readFields(java.io.DataInput). |
| Modifier and Type | Class and Description |
|---|---|
class |
AvroReflectSerialization
Serialization for Avro Reflect classes.
|
class |
AvroSerialization<T>
Base class for providing serialization to Avro types.
|
class |
AvroSpecificSerialization
Serialization for Avro Specific classes.
|
| Modifier and Type | Class and Description |
|---|---|
class |
JobClient
JobClient is the primary interface for the user-job to interact
with the cluster. |
| Modifier and Type | Class and Description |
|---|---|
class |
Submitter
The main entry point and job submitter.
|
| Modifier and Type | Class and Description |
|---|---|
class |
InputSampler<K,V>
Utility for collecting samples and writing a partition file for
TotalOrderPartitioner. |
| Modifier and Type | Class and Description |
|---|---|
class |
CLI
Interprets the map reduce cli options
|
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