de.ipcon.schema.cache

Class VersionedValue

java.lang.Object

de.ipcon.schema.cache.WrappedValue

de.ipcon.schema.cache.VersionedValue

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

VersionedThrowable

public class VersionedValue
extends WrappedValue

Wraps a value that is dependent on a given version number. The value contained is only valid as long the version is identical to the current version number and should be ignored otherwise.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
VersionedValue(int _ver, java.lang.Object _value)

Method Summary

Modifier and Type	Method and Description
int	getVersion()
void	update(int newVer, java.lang.Object newValue) Update this wrapper in-place with an updated value and the current version.

Methods inherited from class de.ipcon.schema.cache.WrappedValue

getValue

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionedValue

public VersionedValue(int _ver,
                      java.lang.Object _value)

Method Detail

getVersion

public final int getVersion()

update

public void update(int newVer,
                   java.lang.Object newValue)

Update this wrapper in-place with an updated value and the current version. This is not atomic and needs to be handled by the caller.