org.apache.hadoop.util
Class VersionInfo

java.lang.Object
  org.apache.hadoop.util.VersionInfo

public class VersionInfo
extends Object

This class finds the package info for Hadoop and the HadoopVersionAnnotation information.

Constructor Summary

VersionInfo()

Method Summary

static String	getBuildVersion() Returns the full version string containing version, revision, user and source checksum.
static String	getDate() The date that Hadoop was compiled.
static String	getRevision() Get the subversion revision number for the root directory
static String	getSrcChecksum() Get the checksum of the source files from which Hadoop was built.
static String	getUrl() Get the subversion URL for the root Hadoop directory.
static String	getUser() The user that compiled Hadoop.
static String	getVersion() Get the Hadoop version.
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionInfo

public VersionInfo()

Method Detail

getVersion

public static String getVersion()

Get the Hadoop version.

Returns:

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

getRevision

public static String getRevision()

Get the subversion revision number for the root directory

Returns:

the revision number, eg. "451451"

getDate

public static String getDate()

The date that Hadoop was compiled.

Returns:

the compilation date in unix date format

getUser

public static String getUser()

The user that compiled Hadoop.

Returns:

the username of the user

getUrl

public static String getUrl()

Get the subversion URL for the root Hadoop directory.

getSrcChecksum

public static String getSrcChecksum()

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

getBuildVersion

public static String getBuildVersion()

Returns the full version string containing version, revision, user and source checksum.

main

public static void main(String[] args)