| Package | Description |
|---|---|
| org.apache.hadoop | |
| org.apache.hadoop.conf |
Configuration of system parameters.
|
| 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.permission | |
| 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.ha | |
| org.apache.hadoop.ha.proto | |
| org.apache.hadoop.ha.protocolPB | |
| org.apache.hadoop.http.lib |
This package provides user-selectable (via configuration) classes that add
functionality to the web UI.
|
| org.apache.hadoop.io |
Generic i/o code for use when reading and writing data to the network,
to databases, and to files.
|
| org.apache.hadoop.io.compress | |
| org.apache.hadoop.io.file.tfile | |
| 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.ipc.protobuf | |
| org.apache.hadoop.jmx |
This package provides access to JMX primarily through the
JMXJsonServlet class. |
| org.apache.hadoop.log | |
| org.apache.hadoop.log.metrics | |
| org.apache.hadoop.metrics |
This package defines an API for reporting performance metric information.
|
| org.apache.hadoop.metrics.file |
Implementation of the metrics package that writes the metrics to a file.
|
| org.apache.hadoop.metrics.ganglia |
Implementation of the metrics package that sends metric data to
Ganglia.
|
| org.apache.hadoop.metrics.spi |
The Service Provider Interface for the Metrics API.
|
| org.apache.hadoop.metrics2 |
Metrics 2.0
|
| org.apache.hadoop.metrics2.annotation |
Annotation interfaces for metrics instrumentation
|
| org.apache.hadoop.metrics2.filter |
Builtin metrics filters (to be used in metrics config files)
|
| org.apache.hadoop.metrics2.lib |
A collection of library classes for implementing metrics sources
|
| org.apache.hadoop.metrics2.sink |
Builtin metrics sinks
|
| org.apache.hadoop.metrics2.sink.ganglia | |
| org.apache.hadoop.metrics2.source | |
| org.apache.hadoop.metrics2.util |
General helpers for implementing source and sinks
|
| org.apache.hadoop.net |
Network-related classes.
|
| org.apache.hadoop.record |
(DEPRECATED) Hadoop record I/O contains classes and a record description language
translator for simplifying serialization and deserialization of records in a
language-neutral manner.
|
| org.apache.hadoop.record.compiler |
(DEPRECATED) This package contains classes needed for code generation
from the hadoop record compiler.
|
| org.apache.hadoop.record.compiler.ant | |
| org.apache.hadoop.record.compiler.generated |
(DEPRECATED) This package contains code generated by JavaCC from the
Hadoop record syntax file rcc.jj.
|
| org.apache.hadoop.record.meta | |
| org.apache.hadoop.security | |
| org.apache.hadoop.security.proto | |
| org.apache.hadoop.security.ssl | |
| org.apache.hadoop.util |
Common utilities.
|
| org.apache.hadoop.util.bloom | |
| org.apache.hadoop.util.hash |
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