com.hazelcast.hibernate.region
Class HazelcastCollectionRegion<Cache extends RegionCache>

java.lang.Object
  extended by com.hazelcast.hibernate.region.AbstractTransactionalDataRegion<Cache>
      extended by com.hazelcast.hibernate.region.HazelcastCollectionRegion<Cache>
Type Parameters:
Cache - implementation type of RegionCache
All Implemented Interfaces:
HazelcastRegion<Cache>

public final class HazelcastCollectionRegion<Cache extends RegionCache>
extends AbstractTransactionalDataRegion<Cache>

An collection region implementation based upon Hazelcast IMap with basic concurrency / transactional support by supplying CollectionRegionAccessStrategy

Author:
mdogan 11/9/12

Field Summary
protected  Properties props
           
 
Constructor Summary
HazelcastCollectionRegion(HazelcastInstance instance, String regionName, Properties props, CacheDataDescription metadata, Cache cache)
           
 
Method Summary
 CollectionRegionAccessStrategy buildAccessStrategy(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
 

Field Detail

props

protected final Properties props
Constructor Detail

HazelcastCollectionRegion

public HazelcastCollectionRegion(HazelcastInstance instance,
                                 String regionName,
                                 Properties props,
                                 CacheDataDescription metadata,
                                 Cache cache)
Method Detail

buildAccessStrategy

public CollectionRegionAccessStrategy buildAccessStrategy(AccessType accessType)
                                                   throws org.hibernate.cache.CacheException
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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