| Package | Description |
|---|---|
| org.apache.hadoop.conf |
Configuration of system parameters.
|
| 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.fs |
An abstract file system API.
|
| 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.impl |
This package contains implementation classes for use inside
filesystems.
|
| org.apache.hadoop.fs.impl.prefetch |
block caching for use in object store clients.
|
| org.apache.hadoop.fs.permission |
This package provides support for HDFS permission and ACL.
|
| org.apache.hadoop.fs.sftp |
SFTP FileSystem package.
|
| org.apache.hadoop.fs.shell |
Support for the execution of a file system command.
|
| org.apache.hadoop.fs.shell.find | |
| org.apache.hadoop.fs.store |
This package is for classes to be shared across object stores; for internal
use within the hadoop-* modules only.
|
| org.apache.hadoop.fs.viewfs |
ViewFileSystem and ViewFileSystemOverloadScheme classes.
|
| org.apache.hadoop.ha | |
| org.apache.hadoop.ha.protocolPB | |
| org.apache.hadoop.http |
Support for embedded HTTP services.
|
| 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.compress.bzip2 |
Implementation of compression/decompression for the BZip2
compression algorithm.
|
| org.apache.hadoop.io.compress.lz4 |
Implementation of compression/decompression for the LZ4
compression algorithm.
|
| org.apache.hadoop.io.compress.snappy |
Implementation of compression/decompression for the Snappy
compression algorithm.
|
| org.apache.hadoop.io.compress.zlib |
Implementation of compression/decompression based on the popular
gzip compressed file format.
|
| org.apache.hadoop.io.compress.zstd |
Implementation of compression/decompression based on the zStandard
compression algorithm.
|
| org.apache.hadoop.io.erasurecode.codec |
Erasure codec framework.
|
| org.apache.hadoop.io.erasurecode.coder |
Erasure coders framework.
|
| org.apache.hadoop.io.file.tfile | |
| org.apache.hadoop.io.retry |
A mechanism for selectively retrying methods that throw exceptions under
certain circumstances.
|
| 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 |
Tools to help define network clients and servers.
|
| org.apache.hadoop.metrics2.sink |
Builtin metrics sinks
|
| org.apache.hadoop.net |
Network-related classes.
|
| 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.token |
Support for delegation tokens.
|
| org.apache.hadoop.security.token.delegation |
ZooKeeper secret manager for TokenIdentifiers and DelegationKeys.
|
| 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.util |
Common utilities.
|
| org.apache.hadoop.util.functional |
Support for functional programming within the Hadoop APIs.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configuration.DeprecationDelta
A pending addition to the global set of deprecated keys.
|
| Configuration.IntegerRanges
A class that represents a set of positive integer ranges.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Reconfigurable
Something whose
Configuration can be changed at run time. |
| ReconfigurationException
Exception indicating that configuration property cannot be changed
at run time.
|
| ReconfigurationUtil |
| ReconfigurationUtil.PropertyChange |
| StorageSize
A class that contains the numeric value and the unit of measure.
|
| StorageUnit
Class that maintains different forms of Storage Units.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Configuration.IntegerRanges
A class that represents a set of positive integer ranges.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configurable
Something that may be configured with a
Configuration. |
| Configuration
Provides access to configuration parameters.
|
| Configured
Base class for things that may be configured with a
Configuration. |
| Class and Description |
|---|
| Configuration
Provides access to configuration parameters.
|
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