org.hibernate.stat.spi
Interface StatisticsImplementor

All Superinterfaces:
Serializable, Service, Statistics
All Known Implementing Classes:
ConcurrentStatisticsImpl

public interface StatisticsImplementor
extends Statistics, Service

Statistics SPI for the Hibernate core. This is essentially the "statistic collector" API, its the contract called to collect various stats.


Method Summary
 void closeSession()
          Callback about a session being closed.
 void closeStatement()
          Callback about a statement being closed.
 void connect()
          Callback about a connection being obtained from ConnectionProvider
 void deleteEntity(String entityName)
          Callback about an entity being deleted.
 void endTransaction(boolean success)
          Callback about a transaction completing.
 void fetchCollection(String role)
          Callback to indicate a collection being fetched.
 void fetchEntity(String entityName)
          Callback about an entity being fetched.
 void flush()
          Callback about a flush occurring
 void insertEntity(String entityName)
          Callback about an entity being inserted
 void loadCollection(String role)
          Callback about a collection loading.
 void loadEntity(String entityName)
          Callback about an entity being loaded.
 void naturalIdCacheHit(String regionName)
          Callback indicating a get from natural id cache resulted in a hit.
 void naturalIdCacheMiss(String regionName)
          Callback indicating a get from natural id cache resulted in a miss.
 void naturalIdCachePut(String regionName)
          Callback indicating a put into natural id cache.
 void naturalIdQueryExecuted(String regionName, long time)
          Callback indicating execution of a natural id query
 void openSession()
          Callback about a session being opened.
 void optimisticFailure(String entityName)
          Callback about an optimistic lock failure on an entity
 void prepareStatement()
          Callback about a statement being prepared.
 void queryCacheHit(String hql, String regionName)
          Callback indicating a get from the query cache resulted in a hit.
 void queryCacheMiss(String hql, String regionName)
          Callback indicating a get from the query cache resulted in a miss.
 void queryCachePut(String hql, String regionName)
          Callback indicating a put into the query cache.
 void queryExecuted(String hql, int rows, long time)
          Callback indicating execution of a sql/hql query
 void recreateCollection(String role)
          Callback indicating a collection recreation (full deletion + full (re-)insertion).
 void removeCollection(String role)
          Callback indicating a collection removal.
 void secondLevelCacheHit(String regionName)
          Callback indicating a get from second level cache resulted in a hit.
 void secondLevelCacheMiss(String regionName)
          Callback indicating a get from second level cache resulted in a miss.
 void secondLevelCachePut(String regionName)
          Callback indicating a put into second level cache.
 void updateCollection(String role)
          Callback indicating a collection was updated.
 void updateEntity(String entityName)
          Callback about an entity being updated.
 void updateTimestampsCacheHit()
          Callback indicating a hit to the timestamp cache
 void updateTimestampsCacheMiss()
          Callback indicating a miss to the timestamp cache
 void updateTimestampsCachePut()
          Callback indicating a put to the timestamp cache
 
Methods inherited from interface org.hibernate.stat.Statistics
clear, getCloseStatementCount, getCollectionFetchCount, getCollectionLoadCount, getCollectionRecreateCount, getCollectionRemoveCount, getCollectionRoleNames, getCollectionStatistics, getCollectionUpdateCount, getConnectCount, getEntityDeleteCount, getEntityFetchCount, getEntityInsertCount, getEntityLoadCount, getEntityNames, getEntityStatistics, getEntityUpdateCount, getFlushCount, getNaturalIdCacheHitCount, getNaturalIdCacheMissCount, getNaturalIdCachePutCount, getNaturalIdCacheStatistics, getNaturalIdQueryExecutionCount, getNaturalIdQueryExecutionMaxTime, getNaturalIdQueryExecutionMaxTimeRegion, getOptimisticFailureCount, getPrepareStatementCount, getQueries, getQueryCacheHitCount, getQueryCacheMissCount, getQueryCachePutCount, getQueryExecutionCount, getQueryExecutionMaxTime, getQueryExecutionMaxTimeQueryString, getQueryStatistics, getSecondLevelCacheHitCount, getSecondLevelCacheMissCount, getSecondLevelCachePutCount, getSecondLevelCacheRegionNames, getSecondLevelCacheStatistics, getSessionCloseCount, getSessionOpenCount, getStartTime, getSuccessfulTransactionCount, getTransactionCount, getUpdateTimestampsCacheHitCount, getUpdateTimestampsCacheMissCount, getUpdateTimestampsCachePutCount, isStatisticsEnabled, logSummary, setStatisticsEnabled
 

Method Detail

openSession

void openSession()
Callback about a session being opened.


closeSession

void closeSession()
Callback about a session being closed.


flush

void flush()
Callback about a flush occurring


connect

void connect()
Callback about a connection being obtained from ConnectionProvider


prepareStatement

void prepareStatement()
Callback about a statement being prepared.


closeStatement

void closeStatement()
Callback about a statement being closed.


endTransaction

void endTransaction(boolean success)
Callback about a transaction completing.

Parameters:
success - Was the transaction successful?

loadEntity

void loadEntity(String entityName)
Callback about an entity being loaded. This might indicate a proxy or a fully initialized entity, but in either case it means without a separate SQL query being needed.

Parameters:
entityName - The name of the entity loaded.

fetchEntity

void fetchEntity(String entityName)
Callback about an entity being fetched. Unlike loadEntity(java.lang.String) this indicates a separate query being performed.

Parameters:
entityName - The name of the entity fetched.

updateEntity

void updateEntity(String entityName)
Callback about an entity being updated.

Parameters:
entityName - The name of the entity updated.

insertEntity

void insertEntity(String entityName)
Callback about an entity being inserted

Parameters:
entityName - The name of the entity inserted

deleteEntity

void deleteEntity(String entityName)
Callback about an entity being deleted.

Parameters:
entityName - The name of the entity deleted.

optimisticFailure

void optimisticFailure(String entityName)
Callback about an optimistic lock failure on an entity

Parameters:
entityName - The name of the entity.

loadCollection

void loadCollection(String role)
Callback about a collection loading. This might indicate a lazy collection or an initialized collection being created, but in either case it means without a separate SQL query being needed.

Parameters:
role - The collection role.

fetchCollection

void fetchCollection(String role)
Callback to indicate a collection being fetched. Unlike loadCollection(java.lang.String), this indicates a separate query was needed.

Parameters:
role - The collection role.

updateCollection

void updateCollection(String role)
Callback indicating a collection was updated.

Parameters:
role - The collection role.

recreateCollection

void recreateCollection(String role)
Callback indicating a collection recreation (full deletion + full (re-)insertion).

Parameters:
role - The collection role.

removeCollection

void removeCollection(String role)
Callback indicating a collection removal.

Parameters:
role - The collection role.

secondLevelCachePut

void secondLevelCachePut(String regionName)
Callback indicating a put into second level cache.

Parameters:
regionName - The name of the cache region

secondLevelCacheHit

void secondLevelCacheHit(String regionName)
Callback indicating a get from second level cache resulted in a hit.

Parameters:
regionName - The name of the cache region

secondLevelCacheMiss

void secondLevelCacheMiss(String regionName)
Callback indicating a get from second level cache resulted in a miss.

Parameters:
regionName - The name of the cache region

naturalIdCachePut

void naturalIdCachePut(String regionName)
Callback indicating a put into natural id cache.

Parameters:
regionName - The name of the cache region

naturalIdCacheHit

void naturalIdCacheHit(String regionName)
Callback indicating a get from natural id cache resulted in a hit.

Parameters:
regionName - The name of the cache region

naturalIdCacheMiss

void naturalIdCacheMiss(String regionName)
Callback indicating a get from natural id cache resulted in a miss.

Parameters:
regionName - The name of the cache region

naturalIdQueryExecuted

void naturalIdQueryExecuted(String regionName,
                            long time)
Callback indicating execution of a natural id query

Parameters:
regionName - The name of the cache region
time - execution time

queryCachePut

void queryCachePut(String hql,
                   String regionName)
Callback indicating a put into the query cache.

Parameters:
hql - The query
regionName - The cache region

queryCacheHit

void queryCacheHit(String hql,
                   String regionName)
Callback indicating a get from the query cache resulted in a hit.

Parameters:
hql - The query
regionName - The name of the cache region

queryCacheMiss

void queryCacheMiss(String hql,
                    String regionName)
Callback indicating a get from the query cache resulted in a miss.

Parameters:
hql - The query
regionName - The name of the cache region

queryExecuted

void queryExecuted(String hql,
                   int rows,
                   long time)
Callback indicating execution of a sql/hql query

Parameters:
hql - The query
rows - Number of rows returned
time - execution time

updateTimestampsCacheHit

void updateTimestampsCacheHit()
Callback indicating a hit to the timestamp cache


updateTimestampsCacheMiss

void updateTimestampsCacheMiss()
Callback indicating a miss to the timestamp cache


updateTimestampsCachePut

void updateTimestampsCachePut()
Callback indicating a put to the timestamp cache



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