org.hibernate.cache.spi
Interface CacheDataDescription

All Known Implementing Classes:

CacheDataDescriptionImpl

public interface CacheDataDescription

Describes attributes regarding the type of data to be cached.

Method Summary

Comparator	getVersionComparator() Get the comparator used to compare two different version values.
boolean	isMutable() Is the data marked as being mutable?
boolean	isVersioned() Is the data to be cached considered versioned? If true, it is illegal for getVersionComparator() to return null.

Method Detail

isMutable

boolean isMutable()

Is the data marked as being mutable?

Returns:

True if the data is mutable; false otherwise.

isVersioned

boolean isVersioned()

Is the data to be cached considered versioned?

If true, it is illegal for getVersionComparator() to return null.

Returns:

True if the data is versioned; false otherwise.

getVersionComparator

Comparator getVersionComparator()

Get the comparator used to compare two different version values.

May return null if isVersioned() returns false.

Returns: