Apache Hadoop Common 2.8.3 API

Apache Hadoop Common API 
Package Description
org.apache.hadoop  
org.apache.hadoop.conf
Configuration of system parameters.
org.apache.hadoop.crypto  
org.apache.hadoop.crypto.key  
org.apache.hadoop.crypto.key.kms  
org.apache.hadoop.crypto.random  
org.apache.hadoop.fs
An abstract file system API.
org.apache.hadoop.fs.crypto  
org.apache.hadoop.fs.ftp  
org.apache.hadoop.fs.permission  
org.apache.hadoop.fs.sftp
SFTP FileSystem package.
org.apache.hadoop.fs.shell.find  
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.proto  
org.apache.hadoop.ipc.protobuf  
org.apache.hadoop.ipc.protocolPB  
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.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.net.unix  
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.alias  
org.apache.hadoop.security.authorize  
org.apache.hadoop.security.http  
org.apache.hadoop.security.proto  
org.apache.hadoop.security.protocolPB  
org.apache.hadoop.security.ssl  
org.apache.hadoop.security.token  
org.apache.hadoop.security.token.delegation.web  
org.apache.hadoop.service  
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  
org.apache.hadoop.util.hash  

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