Package org.apache.hadoop.yarn.server.records

Class Version

java.lang.Object

org.apache.hadoop.yarn.server.records.Version

Direct Known Subclasses:

VersionPBImpl

@LimitedPrivate({"YARN","MapReduce"})
@Unstable
public abstract class Version
extends java.lang.Object

The version information for state get stored in YARN components, i.e. RMState, NMState, etc., which include: majorVersion and minorVersion. The major version update means incompatible changes happen while minor version update indicates compatible changes.

Constructor Summary

Constructors

Constructor	Description
Version()

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
abstract int	getMajorVersion()
abstract int	getMinorVersion()
int	hashCode()
boolean	isCompatibleTo(Version version)
static Version	newInstance(int majorVersion, int minorVersion)
abstract void	setMajorVersion(int majorVersion)
abstract void	setMinorVersion(int minorVersion)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Version

public Version()

Method Detail

newInstance

public static Version newInstance(int majorVersion,
                                  int minorVersion)

getMajorVersion

public abstract int getMajorVersion()

setMajorVersion

public abstract void setMajorVersion(int majorVersion)

getMinorVersion

public abstract int getMinorVersion()

setMinorVersion

public abstract void setMinorVersion(int minorVersion)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

isCompatibleTo

public boolean isCompatibleTo(Version version)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object