| Package | Description |
|---|---|
| org.apache.hadoop | |
| org.apache.hadoop.conf |
Configuration of system parameters.
|
| org.apache.hadoop.crypto |
Crypto related classes.
|
| org.apache.hadoop.crypto.key |
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.
|
| org.apache.hadoop.crypto.key.kms | |
| org.apache.hadoop.crypto.random | |
| org.apache.hadoop.fs |
An abstract file system API.
|
| org.apache.hadoop.fs.audit |
Public classes for adding information to any auditing information
picked up by filesystem clients.
|
| org.apache.hadoop.fs.crypto | |
| org.apache.hadoop.fs.ftp | |
| org.apache.hadoop.fs.http |
Filesystem implementations that allow Hadoop to read directly from
HTTP / HTTPS endpoints.
|
| org.apache.hadoop.fs.protocolPB |
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.
|
| org.apache.hadoop.fs.sftp |
SFTP FileSystem package.
|
| org.apache.hadoop.fs.shell.find | |
| org.apache.hadoop.fs.statistics |
This package contains support for statistic collection and reporting.
|
| 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.erasurecode | |
| org.apache.hadoop.io.erasurecode.coder.util | |
| org.apache.hadoop.io.erasurecode.grouper | |
| 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.io.wrappedio |
Support for dynamic access to filesystem operations which are not available
in older hadoop releases.
|
| org.apache.hadoop.ipc.proto | |
| org.apache.hadoop.ipc.protobuf | |
| org.apache.hadoop.ipc.protocolPB | |
| org.apache.hadoop.log | |
| 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.net.unix | |
| org.apache.hadoop.security | |
| org.apache.hadoop.security.alias |
Provides the hadoop credential provider API.
|
| org.apache.hadoop.security.authentication.server |
Provides the server-side framework for authentication.
|
| org.apache.hadoop.security.authorize |
Support for service-level authorization.
|
| org.apache.hadoop.security.http |
Filters for HTTP service security.
|
| org.apache.hadoop.security.proto | |
| org.apache.hadoop.security.protocolPB | |
| org.apache.hadoop.security.ssl | |
| org.apache.hadoop.security.token |
Support for delegation tokens.
|
| org.apache.hadoop.security.token.delegation.web | |
| org.apache.hadoop.service |
Support for services.
|
| org.apache.hadoop.service.launcher |
This package contains classes, interfaces and exceptions to launch
YARN services from the command line.
|
| org.apache.hadoop.tools | |
| org.apache.hadoop.tools.proto | |
| org.apache.hadoop.tools.protocolPB | |
| org.apache.hadoop.tracing | |
| org.apache.hadoop.util |
Common utilities.
|
| org.apache.hadoop.util.bloom | |
| org.apache.hadoop.util.curator |
This package provides utilities to interact with Curator ZooKeeper.
|
| org.apache.hadoop.util.functional |
Support for functional programming within the Hadoop APIs.
|
| org.apache.hadoop.util.hash |
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