com.atlassian.confluence.cache.tangosol.hibernate
Class CoherenceCacheStrategy.Item

java.lang.Object
  com.atlassian.confluence.cache.tangosol.hibernate.CoherenceCacheStrategy.Item

All Implemented Interfaces:

CoherenceCacheStrategy.Lockable, java.io.Serializable

Enclosing class:

CoherenceCacheStrategy

public static final class CoherenceCacheStrategy.Item
extends java.lang.Object
implements java.io.Serializable, CoherenceCacheStrategy.Lockable

An item of cached data, timestamped with the time it was cached,.

See Also:

CoherenceCacheStrategy, Serialized Form

Constructor Summary

CoherenceCacheStrategy.Item(java.lang.Object value, long currentTimestamp, java.lang.Object version)

Method Summary

long	getFreshTimestamp() The timestamp on the cached data
java.lang.Object	getValue() The actual cached data
boolean	isGettable(long txTimestamp) Is this item visible to the timestamped transaction?
boolean	isLock() Not a lock!
boolean	isPuttable(long txTimestamp, java.lang.Object newVersion, java.util.Comparator comparator) Don't overwite already cached items
CoherenceCacheStrategy.Lock	lock(long timeout, int id) Lock the item
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CoherenceCacheStrategy.Item

public CoherenceCacheStrategy.Item(java.lang.Object value,
                                   long currentTimestamp,
                                   java.lang.Object version)

Method Detail

getFreshTimestamp

public long getFreshTimestamp()

The timestamp on the cached data

getValue

public java.lang.Object getValue()

The actual cached data

lock

public CoherenceCacheStrategy.Lock lock(long timeout,
                                        int id)

Lock the item

Specified by:

lock in interface CoherenceCacheStrategy.Lockable

isLock

public boolean isLock()

Not a lock!

Specified by:

isLock in interface CoherenceCacheStrategy.Lockable

isGettable

public boolean isGettable(long txTimestamp)

Is this item visible to the timestamped transaction?

Specified by:

isGettable in interface CoherenceCacheStrategy.Lockable

isPuttable

public boolean isPuttable(long txTimestamp,
                          java.lang.Object newVersion,
                          java.util.Comparator comparator)

Don't overwite already cached items

Specified by:

isPuttable in interface CoherenceCacheStrategy.Lockable

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object