com.caucho.env.distcache
Interface CacheDataBacking

All Known Implementing Classes:

CacheDataBackingImpl, ClusterDataBacking

public interface CacheDataBacking

The local cache repository.

Method Summary

void	close() Close the backing.
DataStore	getDataStore() Returns the underlying DataStore, used for serialization.
MnodeStore	getMnodeStore()
long	getStartupLastUpdateTime() Returns the last update time on server startup.
long	getStartupLastUpdateTime(HashKey cacheKey) Returns the last update time on server startup.
java.util.ArrayList<CacheData>	getUpdates(HashKey cacheKey, long accessTime, int offset) Returns a set of entries since an access time.
java.util.ArrayList<CacheData>	getUpdates(long accessTime, int offset) Returns a set of entries since an access time.
MnodeEntry	insertLocalValue(HashKey key, MnodeEntry mnodeValue, MnodeEntry oldMnodeValue)
boolean	isDataAvailable(HashKey valueKey)
java.sql.Blob	loadBlob(HashKey valueHash)
boolean	loadData(HashKey valueHash, WriteStream os)
MnodeEntry	loadLocalEntryValue(HashKey key)
boolean	putLocalValue(MnodeEntry mnodeValue, HashKey key, MnodeEntry oldEntryValue, MnodeUpdate mnodeUpdate) Sets a cache entry
boolean	saveData(HashKey valueHash, StreamSource source, int length)
MnodeEntry	saveLocalUpdateTime(HashKey keyHash, MnodeEntry mnodeValue, MnodeEntry oldMnodeValue)
void	start()

Method Detail

getDataStore

DataStore getDataStore()

Returns the underlying DataStore, used for serialization.

getMnodeStore

MnodeStore getMnodeStore()

start

void start()

loadLocalEntryValue

MnodeEntry loadLocalEntryValue(HashKey key)

insertLocalValue

MnodeEntry insertLocalValue(HashKey key,
                            MnodeEntry mnodeValue,
                            MnodeEntry oldMnodeValue)

saveLocalUpdateTime

MnodeEntry saveLocalUpdateTime(HashKey keyHash,
                               MnodeEntry mnodeValue,
                               MnodeEntry oldMnodeValue)

putLocalValue

boolean putLocalValue(MnodeEntry mnodeValue,
                      HashKey key,
                      MnodeEntry oldEntryValue,
                      MnodeUpdate mnodeUpdate)

Sets a cache entry

loadData

boolean loadData(HashKey valueHash,
                 WriteStream os)
                 throws java.io.IOException

Throws:

java.io.IOException

loadBlob

java.sql.Blob loadBlob(HashKey valueHash)

saveData

boolean saveData(HashKey valueHash,
                 StreamSource source,
                 int length)
                 throws java.io.IOException

Throws:

java.io.IOException

isDataAvailable

boolean isDataAvailable(HashKey valueKey)

getStartupLastUpdateTime

long getStartupLastUpdateTime()

Returns the last update time on server startup.

getStartupLastUpdateTime

long getStartupLastUpdateTime(HashKey cacheKey)

Returns the last update time on server startup.

getUpdates

java.util.ArrayList<CacheData> getUpdates(long accessTime,
                                          int offset)

Returns a set of entries since an access time.

getUpdates

java.util.ArrayList<CacheData> getUpdates(HashKey cacheKey,
                                          long accessTime,
                                          int offset)

Returns a set of entries since an access time.

close

void close()

Close the backing.