org.onosproject.store.service

Class Versioned<V>

java.lang.Object

org.onosproject.store.service.Versioned<V>

Type Parameters:

V - value type.

public class Versioned<V>
extends Object

Versioned value.

Constructor Summary

Constructors

Constructor and Description
Versioned(V value, long version) Constructs a new versioned value.
Versioned(V value, long version, long creationTime) Constructs a new versioned value.

Method Summary

Modifier and Type	Method and Description
long	creationTime() Returns the system time when this version was created.
String	toString()
V	value() Returns the value.
long	version() Returns the version.

Methods inherited from class java.lang.Object

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

Constructor Detail

Versioned

public Versioned(V value,
                 long version,
                 long creationTime)

Constructs a new versioned value.

Parameters:

value - value

version - version

creationTime - milliseconds of the creation event from the Java epoch of 1970-01-01T00:00:00Z

Versioned

public Versioned(V value,
                 long version)

Constructs a new versioned value.

Parameters:

value - value

version - version

Method Detail

value

public V value()

Returns the value.

Returns:

value.

version

public long version()

Returns the version.

Returns:

version

creationTime

public long creationTime()

Returns the system time when this version was created.

Care should be taken when relying on creationTime to implement any behavior in a distributed setting. Due to the possibility of clock skew it is likely that even creationTimes of causally related versions can be out or order.

Returns:

creation time

toString

public String toString()

Overrides:

toString in class Object