Package org.apache.hadoop.util

Class VersionInfo

java.lang.Object

org.apache.hadoop.util.VersionInfo

@Public
@Stable
public class VersionInfo
extends java.lang.Object

This class returns build information about Hadoop components.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	VersionInfo(java.lang.String component)

Method Summary

Modifier and Type	Method	Description
protected java.lang.String	_getBranch()
protected java.lang.String	_getBuildVersion()
protected java.lang.String	_getCompilePlatform()
protected java.lang.String	_getDate()
protected java.lang.String	_getProtocVersion()
protected java.lang.String	_getRevision()
protected java.lang.String	_getSrcChecksum()
protected java.lang.String	_getUrl()
protected java.lang.String	_getUser()
protected java.lang.String	_getVersion()
static java.lang.String	getBranch()	Get the branch on which this originated.
static java.lang.String	getBuildVersion()	Returns the buildVersion which includes version, revision, user and date.
static java.lang.String	getCompilePlatform()	Returns the OS platform used for the build.
static java.lang.String	getDate()	The date that Hadoop was compiled.
static java.lang.String	getProtocVersion()	Returns the protoc version used for the build.
static java.lang.String	getRevision()	Get the Git commit hash of the repository when compiled.
static java.lang.String	getSrcChecksum()	Get the checksum of the source files from which Hadoop was built.
static java.lang.String	getUrl()	Get the URL for the Hadoop repository.
static java.lang.String	getUser()	The user that compiled Hadoop.
static java.lang.String	getVersion()	Get the Hadoop version.
static void	main(java.lang.String[] args)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VersionInfo

protected VersionInfo(java.lang.String component)

Method Detail

_getVersion

protected java.lang.String _getVersion()

_getRevision

protected java.lang.String _getRevision()

_getBranch

protected java.lang.String _getBranch()

_getDate

protected java.lang.String _getDate()

_getUser

protected java.lang.String _getUser()

_getUrl

protected java.lang.String _getUrl()

_getSrcChecksum

protected java.lang.String _getSrcChecksum()

_getBuildVersion

protected java.lang.String _getBuildVersion()

_getProtocVersion

protected java.lang.String _getProtocVersion()

_getCompilePlatform

protected java.lang.String _getCompilePlatform()

getVersion

public static java.lang.String getVersion()

Get the Hadoop version.

Returns:

the Hadoop version string, eg. "0.6.3-dev"

getRevision

public static java.lang.String getRevision()

Get the Git commit hash of the repository when compiled.

Returns:

the commit hash, eg. "18f64065d5db6208daf50b02c1b5ed4ee3ce547a"

getBranch

public static java.lang.String getBranch()

Get the branch on which this originated.

Returns:

The branch name, e.g. "trunk" or "branches/branch-0.20"

getDate

public static java.lang.String getDate()

The date that Hadoop was compiled.

Returns:

the compilation date in unix date format

getUser

public static java.lang.String getUser()

The user that compiled Hadoop.

Returns:

the username of the user

getUrl

public static java.lang.String getUrl()

Get the URL for the Hadoop repository.

Returns:

the URL of the Hadoop repository

getSrcChecksum

public static java.lang.String getSrcChecksum()

Get the checksum of the source files from which Hadoop was built.

Returns:

the checksum of the source files

getBuildVersion

public static java.lang.String getBuildVersion()

Returns the buildVersion which includes version, revision, user and date.

Returns:

the buildVersion

getProtocVersion

public static java.lang.String getProtocVersion()

Returns the protoc version used for the build.

Returns:

the protoc version

getCompilePlatform

public static java.lang.String getCompilePlatform()

Returns the OS platform used for the build.

Returns:

the OS platform

main

public static void main(java.lang.String[] args)