com.hazelcast.hibernate.region
Class HazelcastNaturalIdRegion

java.lang.Object
  extended by com.hazelcast.hibernate.region.AbstractTransactionalDataRegion<IMapRegionCache>
      extended by com.hazelcast.hibernate.region.HazelcastNaturalIdRegion
All Implemented Interfaces:
HazelcastRegion<IMapRegionCache>, org.hibernate.cache.spi.NaturalIdRegion, org.hibernate.cache.spi.Region, org.hibernate.cache.spi.TransactionalDataRegion

public class HazelcastNaturalIdRegion
extends AbstractTransactionalDataRegion<IMapRegionCache>
implements org.hibernate.cache.spi.NaturalIdRegion

Hazelcast based implementation used to store NaturalIds


Field Summary
protected  Properties props
           
 
Constructor Summary
HazelcastNaturalIdRegion(HazelcastInstance instance, String regionName, Properties props, org.hibernate.cache.spi.CacheDataDescription metadata)
           
 
Method Summary
 org.hibernate.cache.spi.access.NaturalIdRegionAccessStrategy buildAccessStrategy(org.hibernate.cache.spi.access.AccessType accessType)
           
 boolean contains(Object key)
           
 void destroy()
           
 long getElementCountInMemory()
           
 long getElementCountOnDisk()
          Hazelcast does not support pushing elements to disk.
 HazelcastInstance getInstance()
           
 ILogger getLogger()
           
 String getName()
           
 long getSizeInMemory()
           
 int getTimeout()
           
 long nextTimestamp()
           
 Map toMap()
          Appears to be used only by org.hibernate.stat.SecondLevelCacheStatistics.
 
Methods inherited from class com.hazelcast.hibernate.region.AbstractTransactionalDataRegion
getCache, getCacheDataDescription, isTransactionAware
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.hibernate.cache.spi.TransactionalDataRegion
getCacheDataDescription, isTransactionAware
 
Methods inherited from interface org.hibernate.cache.spi.Region
contains, destroy, getElementCountInMemory, getElementCountOnDisk, getName, getSizeInMemory, getTimeout, nextTimestamp, toMap
 

Field Detail

props

protected final Properties props
Constructor Detail

HazelcastNaturalIdRegion

public HazelcastNaturalIdRegion(HazelcastInstance instance,
                                String regionName,
                                Properties props,
                                org.hibernate.cache.spi.CacheDataDescription metadata)
Method Detail

buildAccessStrategy

public org.hibernate.cache.spi.access.NaturalIdRegionAccessStrategy buildAccessStrategy(org.hibernate.cache.spi.access.AccessType accessType)
                                                                                 throws org.hibernate.cache.CacheException
Specified by:
buildAccessStrategy in interface org.hibernate.cache.spi.NaturalIdRegion
Throws:
org.hibernate.cache.CacheException

destroy

public void destroy()
             throws org.hibernate.cache.CacheException
Throws:
org.hibernate.cache.CacheException

getElementCountInMemory

public long getElementCountInMemory()
Returns:
The size of the internal IMap.

getElementCountOnDisk

public long getElementCountOnDisk()
Hazelcast does not support pushing elements to disk.

Returns:
-1 this value means "unsupported"

getName

public String getName()
Returns:
The name of the region.

getSizeInMemory

public long getSizeInMemory()
Returns:
a rough estimate of number of bytes used by this region.

getTimeout

public final int getTimeout()

nextTimestamp

public final long nextTimestamp()

toMap

public Map toMap()
Appears to be used only by org.hibernate.stat.SecondLevelCacheStatistics.

Returns:
the internal IMap used for this region.

contains

public boolean contains(Object key)

getInstance

public final HazelcastInstance getInstance()
Specified by:
getInstance in interface HazelcastRegion<Cache extends RegionCache>

getLogger

public final ILogger getLogger()
Specified by:
getLogger in interface HazelcastRegion<Cache extends RegionCache>


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