Package org.apache.hadoop.hbase.util

Class VersionInfo

java.lang.Object

org.apache.hadoop.hbase.util.VersionInfo

@Public
public class VersionInfo
extends Object

This class finds the Version information for HBase.

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOG
private static final int	VERY_LARGE_NUMBER

Constructor Summary

Constructors

Constructor	Description
VersionInfo()

Method Summary

Modifier and Type	Method	Description
static int	compareVersion(String v1, String v2)
static String	getDate()	The date that hbase was compiled.
static int	getMajorVersion(String version)
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 compiled.
static String	getUrl()	Get the subversion URL for the root hbase directory.
static String	getUser()	The user that compiled hbase.
static String	getVersion()	Get the hbase version.
private static String[]	getVersionComponents(String version)	Returns the version components as String objects Examples: "1.2.3" returns ["1", "2", "3"], "4.5.6-SNAPSHOT" returns ["4", "5", "6", "-1"] "4.5.6-beta" returns ["4", "5", "6", "-2"], "4.5.6-alpha" returns ["4", "5", "6", "-3"] "4.5.6-UNKNOW" returns ["4", "5", "6", "-4"]
static void	logVersion()
static void	main(String[] args)
(package private) static String[]	versionReport()
static void	writeTo(PrintStream out)
static void	writeTo(PrintWriter out)

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.slf4j.Logger LOG

VERY_LARGE_NUMBER

private static final int VERY_LARGE_NUMBER

See Also:

• Constant Field Values

Constructor Details

VersionInfo

public VersionInfo()

Method Details

getVersion

public static String getVersion()

Get the hbase version.

Returns:

the hbase 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 hbase was compiled.

Returns:

the compilation date in unix date format

getUser

public static String getUser()

The user that compiled hbase.

Returns:

the username of the user

getUrl

public static String getUrl()

Get the subversion URL for the root hbase directory.

Returns:

the url

versionReport

static String[] versionReport()

getSrcChecksum

public static String getSrcChecksum()

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

Returns:

a string that uniquely identifies the source

writeTo

public static void writeTo(PrintWriter out)

writeTo

public static void writeTo(PrintStream out)

logVersion

public static void logVersion()

compareVersion

public static int compareVersion(String v1,
 String v2)

getVersionComponents

private static String[] getVersionComponents(String version)

Returns the version components as String objects Examples: "1.2.3" returns ["1", "2", "3"], "4.5.6-SNAPSHOT" returns ["4", "5", "6", "-1"] "4.5.6-beta" returns ["4", "5", "6", "-2"], "4.5.6-alpha" returns ["4", "5", "6", "-3"] "4.5.6-UNKNOW" returns ["4", "5", "6", "-4"]

Returns:

the components of the version string

getMajorVersion

public static int getMajorVersion(String version)

main

public static void main(String[] args)