org.onosproject.store.service

Class Version

java.lang.Object

org.onosproject.store.service.Version

All Implemented Interfaces:

Comparable<Timestamp>, Timestamp

public class Version
extends Object
implements Timestamp

Logical timestamp for versions.

The version is a logical timestamp that represents a point in logical time at which an event occurs. This is used in both pessimistic and optimistic locking protocols to ensure that the state of a shared resource has not changed at the end of a transaction.

Constructor Summary

Constructors

Constructor and Description
Version(long version)

Method Summary

Modifier and Type	Method and Description
int	compareTo(Timestamp o)
boolean	equals(Object obj)
int	hashCode()
String	toString()
long	value() Returns the lock version.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.onosproject.store.Timestamp

isNewerThan, isOlderThan

Constructor Detail

Version

public Version(long version)

Method Detail

compareTo

public int compareTo(Timestamp o)

Specified by:

compareTo in interface Comparable<Timestamp>

hashCode

public int hashCode()

Specified by:

hashCode in interface Timestamp

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Specified by:

equals in interface Timestamp

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

value

public long value()

Returns the lock version.

Returns:

the lock version