Package org.hibernate.stat.internal

Class StatisticsImpl

java.lang.Object

org.hibernate.stat.internal.StatisticsImpl

All Implemented Interfaces:

Serializable, Service, StatisticsImplementor, Statistics

public class StatisticsImpl
extends Object
implements StatisticsImplementor, Service

Implementation of Statistics based on the java.util.concurrent package.

See Also:

• Serialized Form

Field Summary

Fields inherited from interface org.hibernate.stat.Statistics

DEFAULT_QUERY_STATISTICS_MAX_SIZE

Constructor Summary

Constructors

Constructor	Description
StatisticsImpl(SessionFactoryImplementor sessionFactory)

Method Summary

Modifier and Type	Method	Description
void	clear()	reset all statistics
void	closeSession()	Callback about a session being closed.
void	closeStatement()	Callback about a statement being closed.
void	collectionCacheHit(NavigableRole collectionRole, String regionName)	Callback indicating a get from second level cache resulted in a hit.
void	collectionCacheMiss(NavigableRole collectionRole, String regionName)	Callback indicating a get from second level cache resulted in a miss.
void	collectionCachePut(NavigableRole collectionRole, String regionName)	Callback indicating a put into second level cache.
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	entityCacheHit(NavigableRole entityName, String regionName)	Callback indicating a get from second level cache resulted in a hit.
void	entityCacheMiss(NavigableRole entityName, String regionName)	Callback indicating a get from second level cache resulted in a miss.
void	entityCachePut(NavigableRole entityName, String regionName)	Callback indicating a put into second level cache.
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
@Nullable CacheRegionStatisticsImpl	getCacheRegionStatistics(String regionName)	Obtain the statistics for either a domain data or query result cache region.
long	getCloseStatementCount()	The number of prepared statements that were released.
long	getCollectionFetchCount()	The global number of collections fetched.
long	getCollectionLoadCount()	The global number of collections loaded.
long	getCollectionRecreateCount()	The global number of collections recreated
long	getCollectionRemoveCount()	The global number of collections removed.
String[]	getCollectionRoleNames()	The names of all collection roles.
CollectionStatisticsImpl	getCollectionStatistics(String role)	Obtain the statistics for the collection with the given role.
long	getCollectionUpdateCount()	The global number of collections updated.
long	getConnectCount()	The global number of connections requested by sessions.
CacheRegionStatisticsImpl	getDomainDataRegionStatistics(String regionName)	Obtain the second-level cache statistics for the given cache region.
long	getEntityDeleteCount()	The global number of entity deletes.
long	getEntityFetchCount()	The global number of entity fetches.
long	getEntityInsertCount()	The global number of entity inserts.
long	getEntityLoadCount()	The global number of entity loads.
String[]	getEntityNames()	The names of all entities.
EntityStatisticsImpl	getEntityStatistics(String entityName)	Obtain the statistics for the entity with the given name.
long	getEntityUpdateCount()	The global number of entity updates.
long	getEntityUpsertCount()	The global number of entity upserts.
long	getFlushCount()	The global number of flush operations executed, including automatic (either manual or automatic).
long	getNaturalIdCacheHitCount()	The global number of cached natural id lookups successfully retrieved from the cache.
long	getNaturalIdCacheMissCount()	The global number of cached natural id lookups not found in the cache.
long	getNaturalIdCachePutCount()	The global number of cacheable natural id lookups put in cache.
long	getNaturalIdQueryExecutionCount()	The global number of natural id queries executed against the database.
long	getNaturalIdQueryExecutionMaxTime()	The global maximum query time for natural id queries executed against the database.
@Nullable String	getNaturalIdQueryExecutionMaxTimeEntity()	The entity name for the maximum natural id query time.
@Nullable String	getNaturalIdQueryExecutionMaxTimeRegion()	The region for the maximum natural id query time.
NaturalIdStatisticsImpl	getNaturalIdStatistics(String rootEntityName)	Obtain the natural id resolution statistics for the entity type with the given name.
long	getOptimisticFailureCount()	The number of Hibernate StaleObjectStateExceptions or JPA OptimisticLockExceptions that have occurred.
long	getPrepareStatementCount()	The number of prepared statements that were acquired.
String[]	getQueries()	All executed query strings.
long	getQueryCacheHitCount()	The global number of cached queries successfully retrieved from the cache.
long	getQueryCacheMissCount()	The global number of cached queries notnot found in the cache.
long	getQueryCachePutCount()	The global number of cacheable queries put in cache.
long	getQueryExecutionCount()	The global number of executed queries.
long	getQueryExecutionMaxTime()	The time in milliseconds of the slowest query.
@Nullable String	getQueryExecutionMaxTimeQueryString()	The query string for the slowest query.
long	getQueryPlanCacheHitCount()	The global number of query plans successfully retrieved from cache.
long	getQueryPlanCacheMissCount()	The global number of query plans lookups not found in cache.
@Nullable CacheRegionStatisticsImpl	getQueryRegionStatistics(String regionName)	Obtain the second-level cache statistics for the given query cache region.
QueryStatisticsImpl	getQueryStatistics(String queryString)	Obtain the query statistics for the given query string.
long	getSecondLevelCacheHitCount()	The global number of cacheable entities and collections successfully retrieved from the cache.
long	getSecondLevelCacheMissCount()	The global number of cacheable entities collections not found in the cache and loaded from the database.
long	getSecondLevelCachePutCount()	The global number of cacheable entities and collections put in the cache.
String[]	getSecondLevelCacheRegionNames()	All second-level cache region names.
long	getSessionCloseCount()	The global number of sessions closed.
long	getSessionOpenCount()	The global number of sessions opened.
Map<String,Long>	getSlowQueries()	If "hibernate.log_slow_query" is enabled, a map from the SQL query to the maximum execution time in milliseconds.
Instant	getStart()	The Instant at which this instance of Statistics was created, or since the last time Statistics.clear() was called.
long	getStartTime()	The Instant.toEpochMilli() milliseconds since the initial creation of this instance, or since the last time Statistics.clear() was called.
long	getSuccessfulTransactionCount()	The number of transactions we know to have been successful.
long	getTransactionCount()	The number of transactions we know to have completed.
long	getUpdateTimestampsCacheHitCount()	The global number of timestamps successfully retrieved from cache.
long	getUpdateTimestampsCacheMissCount()	The global number of timestamp requests that were not found in the cache.
long	getUpdateTimestampsCachePutCount()	The global number of timestamps put in cache.
void	insertEntity(String entityName)	Callback about an entity being inserted
boolean	isStatisticsEnabled()	Is collection of statistics enabled?
void	loadCollection(String role)	Callback about a collection loading.
void	loadEntity(String entityName)	Callback about an entity being loaded.
void	logSummary()	Log the main statistics at level INFO.
void	naturalIdCacheHit(NavigableRole rootEntityName, String regionName)	Callback indicating a get from natural id cache resulted in a hit.
void	naturalIdCacheMiss(NavigableRole rootEntityName, String regionName)	Callback indicating a get from natural id cache resulted in a miss.
void	naturalIdCachePut(NavigableRole rootEntityName, String regionName)	Callback indicating a put into natural id cache.
void	naturalIdQueryExecuted(String rootEntityName, 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	queryCompiled(String hql, long microseconds)	Callback indicating compilation of a sql/hql query
void	queryExecuted(String hql, int rows, long time)	Callback indicating execution of a sql/hql query
void	queryPlanCacheHit(String query)	Callback indicating a get from the query plan cache resulted in a hit.
void	queryPlanCacheMiss(String query)	Callback indicating a get from the query plan cache resulted in a miss.
void	recreateCollection(String role)	Callback indicating a collection recreation (full deletion + full (re-)insertion).
void	removeCollection(String role)	Callback indicating a collection removal.
void	setStatisticsEnabled(boolean enabled)	Enable or disable statistics collection.
void	slowQuery(String sql, long executionTime)	Register the execution of a slow SQL query.
String	toString()
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
void	upsertEntity(String entityName)	Callback about an entity being upserted.

Methods inherited from class java.lang.Object

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

Constructor Details

StatisticsImpl

public StatisticsImpl(SessionFactoryImplementor sessionFactory)

Method Details

clear

public void clear()

reset all statistics

Specified by:

clear in interface Statistics

getStart

public Instant getStart()

Description copied from interface: Statistics

The Instant at which this instance of Statistics was created, or since the last time Statistics.clear() was called.

Specified by:

getStart in interface Statistics

getStartTime

public long getStartTime()

Description copied from interface: Statistics

The Instant.toEpochMilli() milliseconds since the initial creation of this instance, or since the last time Statistics.clear() was called.

Specified by:

getStartTime in interface Statistics

isStatisticsEnabled

public boolean isStatisticsEnabled()

Description copied from interface: Statistics

Is collection of statistics enabled?

Specified by:

isStatisticsEnabled in interface Statistics

setStatisticsEnabled

public void setStatisticsEnabled(boolean enabled)

Description copied from interface: Statistics

Enable or disable statistics collection.

Specified by:

setStatisticsEnabled in interface Statistics

getEntityNames

public String[] getEntityNames()

Description copied from interface: Statistics

The names of all entities.

Specified by:

getEntityNames in interface Statistics

getEntityStatistics

public EntityStatisticsImpl getEntityStatistics(String entityName)

Description copied from interface: Statistics

Obtain the statistics for the entity with the given name.

Specified by:

getEntityStatistics in interface Statistics

Parameters:

entityName - the entity name

getEntityLoadCount

public long getEntityLoadCount()

Description copied from interface: Statistics

The global number of entity loads.

Specified by:

getEntityLoadCount in interface Statistics

getEntityFetchCount

public long getEntityFetchCount()

Description copied from interface: Statistics

The global number of entity fetches.

Specified by:

getEntityFetchCount in interface Statistics

getEntityDeleteCount

public long getEntityDeleteCount()

Description copied from interface: Statistics

The global number of entity deletes.

Specified by:

getEntityDeleteCount in interface Statistics

getEntityInsertCount

public long getEntityInsertCount()

Description copied from interface: Statistics

The global number of entity inserts.

Specified by:

getEntityInsertCount in interface Statistics

getEntityUpdateCount

public long getEntityUpdateCount()

Description copied from interface: Statistics

The global number of entity updates.

Specified by:

getEntityUpdateCount in interface Statistics

getEntityUpsertCount

public long getEntityUpsertCount()

Description copied from interface: Statistics

The global number of entity upserts.

Specified by:

getEntityUpsertCount in interface Statistics

getOptimisticFailureCount

public long getOptimisticFailureCount()

Description copied from interface: Statistics

The number of Hibernate StaleObjectStateExceptions or JPA OptimisticLockExceptions that have occurred.

Specified by:

getOptimisticFailureCount in interface Statistics

loadEntity

public void loadEntity(String entityName)

Description copied from interface: StatisticsImplementor

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.

Specified by:

loadEntity in interface StatisticsImplementor

Parameters:

entityName - The name of the entity loaded.

fetchEntity

public void fetchEntity(String entityName)

Description copied from interface: StatisticsImplementor

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

Specified by:

fetchEntity in interface StatisticsImplementor

Parameters:

entityName - The name of the entity fetched.

updateEntity

public void updateEntity(String entityName)

Description copied from interface: StatisticsImplementor

Callback about an entity being updated.

Specified by:

updateEntity in interface StatisticsImplementor

Parameters:

entityName - The name of the entity updated.

upsertEntity

public void upsertEntity(String entityName)

Description copied from interface: StatisticsImplementor

Callback about an entity being upserted.

Specified by:

upsertEntity in interface StatisticsImplementor

Parameters:

entityName - The name of the entity upserted.

insertEntity

public void insertEntity(String entityName)

Description copied from interface: StatisticsImplementor

Callback about an entity being inserted

Specified by:

insertEntity in interface StatisticsImplementor

Parameters:

entityName - The name of the entity inserted

deleteEntity

public void deleteEntity(String entityName)

Description copied from interface: StatisticsImplementor

Callback about an entity being deleted.

Specified by:

deleteEntity in interface StatisticsImplementor

Parameters:

entityName - The name of the entity deleted.

optimisticFailure

public void optimisticFailure(String entityName)

Description copied from interface: StatisticsImplementor

Callback about an optimistic lock failure on an entity

Specified by:

optimisticFailure in interface StatisticsImplementor

Parameters:

entityName - The name of the entity.

entityCachePut

public void entityCachePut(NavigableRole entityName,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a put into second level cache.

Specified by:

entityCachePut in interface StatisticsImplementor

entityCacheHit

public void entityCacheHit(NavigableRole entityName,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from second level cache resulted in a hit.

Specified by:

entityCacheHit in interface StatisticsImplementor

entityCacheMiss

public void entityCacheMiss(NavigableRole entityName,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from second level cache resulted in a miss.

Specified by:

entityCacheMiss in interface StatisticsImplementor

getCollectionRoleNames

public String[] getCollectionRoleNames()

Description copied from interface: Statistics

The names of all collection roles.

Specified by:

getCollectionRoleNames in interface Statistics

getCollectionStatistics

public CollectionStatisticsImpl getCollectionStatistics(String role)

Description copied from interface: Statistics

Obtain the statistics for the collection with the given role.

Specified by:

getCollectionStatistics in interface Statistics

Parameters:

role - the collection role

getCollectionLoadCount

public long getCollectionLoadCount()

Description copied from interface: Statistics

The global number of collections loaded.

Specified by:

getCollectionLoadCount in interface Statistics

getCollectionFetchCount

public long getCollectionFetchCount()

Description copied from interface: Statistics

The global number of collections fetched.

Specified by:

getCollectionFetchCount in interface Statistics

getCollectionUpdateCount

public long getCollectionUpdateCount()

Description copied from interface: Statistics

The global number of collections updated.

Specified by:

getCollectionUpdateCount in interface Statistics

getCollectionRemoveCount

public long getCollectionRemoveCount()

Description copied from interface: Statistics

The global number of collections removed.

Specified by:

getCollectionRemoveCount in interface Statistics

getCollectionRecreateCount

public long getCollectionRecreateCount()

Description copied from interface: Statistics

The global number of collections recreated

Specified by:

getCollectionRecreateCount in interface Statistics

loadCollection

public void loadCollection(String role)

Description copied from interface: StatisticsImplementor

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.

Specified by:

loadCollection in interface StatisticsImplementor

Parameters:

role - The collection role.

fetchCollection

public void fetchCollection(String role)

Description copied from interface: StatisticsImplementor

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

Specified by:

fetchCollection in interface StatisticsImplementor

Parameters:

role - The collection role.

updateCollection

public void updateCollection(String role)

Description copied from interface: StatisticsImplementor

Callback indicating a collection was updated.

Specified by:

updateCollection in interface StatisticsImplementor

Parameters:

role - The collection role.

recreateCollection

public void recreateCollection(String role)

Description copied from interface: StatisticsImplementor

Callback indicating a collection recreation (full deletion + full (re-)insertion).

Specified by:

recreateCollection in interface StatisticsImplementor

Parameters:

role - The collection role.

removeCollection

public void removeCollection(String role)

Description copied from interface: StatisticsImplementor

Callback indicating a collection removal.

Specified by:

removeCollection in interface StatisticsImplementor

Parameters:

role - The collection role.

collectionCachePut

public void collectionCachePut(NavigableRole collectionRole,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a put into second level cache.

Specified by:

collectionCachePut in interface StatisticsImplementor

Parameters:

collectionRole - The collection's "path"

regionName - The name of the cache region

collectionCacheHit

public void collectionCacheHit(NavigableRole collectionRole,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from second level cache resulted in a hit.

Specified by:

collectionCacheHit in interface StatisticsImplementor

Parameters:

collectionRole - The collection's "path"

regionName - The name of the cache region

collectionCacheMiss

public void collectionCacheMiss(NavigableRole collectionRole,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from second level cache resulted in a miss.

Specified by:

collectionCacheMiss in interface StatisticsImplementor

Parameters:

collectionRole - The collection's "path"

regionName - The name of the cache region

getNaturalIdStatistics

public NaturalIdStatisticsImpl getNaturalIdStatistics(String rootEntityName)

Description copied from interface: Statistics

Obtain the natural id resolution statistics for the entity type with the given name.

Specified by:

getNaturalIdStatistics in interface Statistics

Parameters:

rootEntityName - The entity name that is the root of the hierarchy containing the natural id

getNaturalIdQueryExecutionCount

public long getNaturalIdQueryExecutionCount()

Description copied from interface: Statistics

The global number of natural id queries executed against the database.

Specified by:

getNaturalIdQueryExecutionCount in interface Statistics

getNaturalIdQueryExecutionMaxTime

public long getNaturalIdQueryExecutionMaxTime()

Description copied from interface: Statistics

The global maximum query time for natural id queries executed against the database.

Specified by:

getNaturalIdQueryExecutionMaxTime in interface Statistics

getNaturalIdQueryExecutionMaxTimeRegion

public @Nullable String getNaturalIdQueryExecutionMaxTimeRegion()

Description copied from interface: Statistics

The region for the maximum natural id query time.

Specified by:

getNaturalIdQueryExecutionMaxTimeRegion in interface Statistics

getNaturalIdQueryExecutionMaxTimeEntity

public @Nullable String getNaturalIdQueryExecutionMaxTimeEntity()

Description copied from interface: Statistics

The entity name for the maximum natural id query time.

Specified by:

getNaturalIdQueryExecutionMaxTimeEntity in interface Statistics

getNaturalIdCacheHitCount

public long getNaturalIdCacheHitCount()

Description copied from interface: Statistics

The global number of cached natural id lookups successfully retrieved from the cache.

Specified by:

getNaturalIdCacheHitCount in interface Statistics

getNaturalIdCacheMissCount

public long getNaturalIdCacheMissCount()

Description copied from interface: Statistics

The global number of cached natural id lookups not found in the cache.

Specified by:

getNaturalIdCacheMissCount in interface Statistics

getNaturalIdCachePutCount

public long getNaturalIdCachePutCount()

Description copied from interface: Statistics

The global number of cacheable natural id lookups put in cache.

Specified by:

getNaturalIdCachePutCount in interface Statistics

naturalIdCachePut

public void naturalIdCachePut(NavigableRole rootEntityName,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a put into natural id cache.

Specified by:

naturalIdCachePut in interface StatisticsImplementor

naturalIdCacheHit

public void naturalIdCacheHit(NavigableRole rootEntityName,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from natural id cache resulted in a hit.

Specified by:

naturalIdCacheHit in interface StatisticsImplementor

naturalIdCacheMiss

public void naturalIdCacheMiss(NavigableRole rootEntityName,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from natural id cache resulted in a miss.

Specified by:

naturalIdCacheMiss in interface StatisticsImplementor

naturalIdQueryExecuted

public void naturalIdQueryExecuted(String rootEntityName,
 long time)

Description copied from interface: StatisticsImplementor

Callback indicating execution of a natural id query

Specified by:

naturalIdQueryExecuted in interface StatisticsImplementor

getSecondLevelCacheRegionNames

public String[] getSecondLevelCacheRegionNames()

Description copied from interface: Statistics

All second-level cache region names. For backwards compatibility, this method returns just the names of regions storing domain data, not query result cache regions.

Specified by:

getSecondLevelCacheRegionNames in interface Statistics

getDomainDataRegionStatistics

public CacheRegionStatisticsImpl getDomainDataRegionStatistics(String regionName)

Description copied from interface: Statistics

Obtain the second-level cache statistics for the given cache region.

Specified by:

getDomainDataRegionStatistics in interface Statistics

Parameters:

regionName - The unqualified region name

Returns:

the statistics for the named region, or null if the second-level cache is not enabled

getQueryRegionStatistics

public @Nullable CacheRegionStatisticsImpl getQueryRegionStatistics(String regionName)

Description copied from interface: Statistics

Obtain the second-level cache statistics for the given query cache region.

Specified by:

getQueryRegionStatistics in interface Statistics

Parameters:

regionName - The unqualified region name

Returns:

the statistics for the named region, or null if either query result caching is not enabled, or no query cache region exists with the given name

getCacheRegionStatistics

public @Nullable CacheRegionStatisticsImpl getCacheRegionStatistics(String regionName)

Description copied from interface: Statistics

Obtain the statistics for either a domain data or query result cache region.

This method checks both, preferring the domain data region if there is one. Think of it as a cascading check to:

1. Statistics.getDomainDataRegionStatistics(java.lang.String)
2. Statistics.getQueryRegionStatistics(java.lang.String)

Note that null is returned instead of throwing an exception when no region exists with the given name.

Specified by:

getCacheRegionStatistics in interface Statistics

Parameters:

regionName - The unqualified region name

Returns:

the statistics for the named region, or null if there is no region with the given name

getSecondLevelCacheHitCount

public long getSecondLevelCacheHitCount()

Description copied from interface: Statistics

The global number of cacheable entities and collections successfully retrieved from the cache.

Specified by:

getSecondLevelCacheHitCount in interface Statistics

getSecondLevelCacheMissCount

public long getSecondLevelCacheMissCount()

Description copied from interface: Statistics

The global number of cacheable entities collections not found in the cache and loaded from the database.

Specified by:

getSecondLevelCacheMissCount in interface Statistics

getSecondLevelCachePutCount

public long getSecondLevelCachePutCount()

Description copied from interface: Statistics

The global number of cacheable entities and collections put in the cache.

Specified by:

getSecondLevelCachePutCount in interface Statistics

getUpdateTimestampsCacheHitCount

public long getUpdateTimestampsCacheHitCount()

Description copied from interface: Statistics

The global number of timestamps successfully retrieved from cache.

Specified by:

getUpdateTimestampsCacheHitCount in interface Statistics

getUpdateTimestampsCacheMissCount

public long getUpdateTimestampsCacheMissCount()

Description copied from interface: Statistics

The global number of timestamp requests that were not found in the cache.

Specified by:

getUpdateTimestampsCacheMissCount in interface Statistics

getUpdateTimestampsCachePutCount

public long getUpdateTimestampsCachePutCount()

Description copied from interface: Statistics

The global number of timestamps put in cache.

Specified by:

getUpdateTimestampsCachePutCount in interface Statistics

updateTimestampsCacheHit

public void updateTimestampsCacheHit()

Description copied from interface: StatisticsImplementor

Callback indicating a hit to the timestamp cache

Specified by:

updateTimestampsCacheHit in interface StatisticsImplementor

updateTimestampsCacheMiss

public void updateTimestampsCacheMiss()

Description copied from interface: StatisticsImplementor

Callback indicating a miss to the timestamp cache

Specified by:

updateTimestampsCacheMiss in interface StatisticsImplementor

updateTimestampsCachePut

public void updateTimestampsCachePut()

Description copied from interface: StatisticsImplementor

Callback indicating a put to the timestamp cache

Specified by:

updateTimestampsCachePut in interface StatisticsImplementor

getQueries

public String[] getQueries()

Description copied from interface: Statistics

All executed query strings.

The maximum number of queries tracked by the Hibernate statistics is determined by the configuration property "hibernate.statistics.query_max_size".

Specified by:

getQueries in interface Statistics

See Also:

• StatisticsSettings.QUERY_STATISTICS_MAX_SIZE

getQueryStatistics

public QueryStatisticsImpl getQueryStatistics(String queryString)

Description copied from interface: Statistics

Obtain the query statistics for the given query string.

Specified by:

getQueryStatistics in interface Statistics

Parameters:

queryString - the query string, written in HQL or SQL

getQueryExecutionCount

public long getQueryExecutionCount()

Description copied from interface: Statistics

The global number of executed queries.

Specified by:

getQueryExecutionCount in interface Statistics

getQueryCacheHitCount

public long getQueryCacheHitCount()

Description copied from interface: Statistics

The global number of cached queries successfully retrieved from the cache.

Specified by:

getQueryCacheHitCount in interface Statistics

getQueryCacheMissCount

public long getQueryCacheMissCount()

Description copied from interface: Statistics

The global number of cached queries notnot found in the cache.

Specified by:

getQueryCacheMissCount in interface Statistics

getQueryCachePutCount

public long getQueryCachePutCount()

Description copied from interface: Statistics

The global number of cacheable queries put in cache.

Specified by:

getQueryCachePutCount in interface Statistics

getQueryExecutionMaxTimeQueryString

public @Nullable String getQueryExecutionMaxTimeQueryString()

Description copied from interface: Statistics

The query string for the slowest query.

Specified by:

getQueryExecutionMaxTimeQueryString in interface Statistics

getQueryExecutionMaxTime

public long getQueryExecutionMaxTime()

Description copied from interface: Statistics

The time in milliseconds of the slowest query.

Specified by:

getQueryExecutionMaxTime in interface Statistics

queryExecuted

public void queryExecuted(String hql,
 int rows,
 long time)

Description copied from interface: StatisticsImplementor

Callback indicating execution of a sql/hql query

Specified by:

queryExecuted in interface StatisticsImplementor

Parameters:

hql - The query

rows - Number of rows returned

time - execution time

queryCacheHit

public void queryCacheHit(String hql,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from the query cache resulted in a hit.

Specified by:

queryCacheHit in interface StatisticsImplementor

Parameters:

hql - The query

regionName - The name of the cache region

queryCacheMiss

public void queryCacheMiss(String hql,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a get from the query cache resulted in a miss.

Specified by:

queryCacheMiss in interface StatisticsImplementor

Parameters:

hql - The query

regionName - The name of the cache region

queryCachePut

public void queryCachePut(String hql,
 String regionName)

Description copied from interface: StatisticsImplementor

Callback indicating a put into the query cache.

Specified by:

queryCachePut in interface StatisticsImplementor

Parameters:

hql - The query

regionName - The cache region

getQueryPlanCacheHitCount

public long getQueryPlanCacheHitCount()

Description copied from interface: Statistics

The global number of query plans successfully retrieved from cache.

Specified by:

getQueryPlanCacheHitCount in interface Statistics

getQueryPlanCacheMissCount

public long getQueryPlanCacheMissCount()

Description copied from interface: Statistics

The global number of query plans lookups not found in cache.

Specified by:

getQueryPlanCacheMissCount in interface Statistics

queryCompiled

public void queryCompiled(String hql,
 long microseconds)

Description copied from interface: StatisticsImplementor

Callback indicating compilation of a sql/hql query

Specified by:

queryCompiled in interface StatisticsImplementor

Parameters:

hql - The query

microseconds - execution time

queryPlanCacheHit

public void queryPlanCacheHit(String query)

Description copied from interface: StatisticsImplementor

Callback indicating a get from the query plan cache resulted in a hit.

Specified by:

queryPlanCacheHit in interface StatisticsImplementor

Parameters:

query - The query

queryPlanCacheMiss

public void queryPlanCacheMiss(String query)

Description copied from interface: StatisticsImplementor

Callback indicating a get from the query plan cache resulted in a miss.

Specified by:

queryPlanCacheMiss in interface StatisticsImplementor

Parameters:

query - The query

getSessionOpenCount

public long getSessionOpenCount()

Description copied from interface: Statistics

The global number of sessions opened.

Specified by:

getSessionOpenCount in interface Statistics

getSessionCloseCount

public long getSessionCloseCount()

Description copied from interface: Statistics

The global number of sessions closed.

Specified by:

getSessionCloseCount in interface Statistics

getFlushCount

public long getFlushCount()

Description copied from interface: Statistics

The global number of flush operations executed, including automatic (either manual or automatic).

Specified by:

getFlushCount in interface Statistics

getConnectCount

public long getConnectCount()

Description copied from interface: Statistics

The global number of connections requested by sessions.

The actual number of connections used may be much smaller, assuming that a connection pool is in use.

Specified by:

getConnectCount in interface Statistics

getSuccessfulTransactionCount

public long getSuccessfulTransactionCount()

Description copied from interface: Statistics

The number of transactions we know to have been successful.

Specified by:

getSuccessfulTransactionCount in interface Statistics

getTransactionCount

public long getTransactionCount()

Description copied from interface: Statistics

The number of transactions we know to have completed.

Specified by:

getTransactionCount in interface Statistics

getCloseStatementCount

public long getCloseStatementCount()

Description copied from interface: Statistics

The number of prepared statements that were released.

Specified by:

getCloseStatementCount in interface Statistics

getPrepareStatementCount

public long getPrepareStatementCount()

Description copied from interface: Statistics

The number of prepared statements that were acquired.

Specified by:

getPrepareStatementCount in interface Statistics

openSession

public void openSession()

Description copied from interface: StatisticsImplementor

Callback about a session being opened.

Specified by:

openSession in interface StatisticsImplementor

closeSession

public void closeSession()

Description copied from interface: StatisticsImplementor

Callback about a session being closed.

Specified by:

closeSession in interface StatisticsImplementor

flush

public void flush()

Description copied from interface: StatisticsImplementor

Callback about a flush occurring

Specified by:

flush in interface StatisticsImplementor

connect

public void connect()

Description copied from interface: StatisticsImplementor

Callback about a connection being obtained from ConnectionProvider

Specified by:

connect in interface StatisticsImplementor

prepareStatement

public void prepareStatement()

Description copied from interface: StatisticsImplementor

Callback about a statement being prepared.

Specified by:

prepareStatement in interface StatisticsImplementor

closeStatement

public void closeStatement()

Description copied from interface: StatisticsImplementor

Callback about a statement being closed.

Specified by:

closeStatement in interface StatisticsImplementor

endTransaction

public void endTransaction(boolean success)

Description copied from interface: StatisticsImplementor

Callback about a transaction completing.

Specified by:

endTransaction in interface StatisticsImplementor

Parameters:

success - Was the transaction successful?

logSummary

public void logSummary()

Description copied from interface: Statistics

Log the main statistics at level INFO.

Specified by:

logSummary in interface Statistics

toString

public String toString()

Overrides:

toString in class Object

getSlowQueries

public Map<String,Long> getSlowQueries()

Description copied from interface: Statistics

If "hibernate.log_slow_query" is enabled, a map from the SQL query to the maximum execution time in milliseconds.

Specified by:

getSlowQueries in interface Statistics

Specified by:

getSlowQueries in interface StatisticsImplementor

See Also:

• JdbcSettings.LOG_SLOW_QUERY

slowQuery

public void slowQuery(String sql,
 long executionTime)

Description copied from interface: StatisticsImplementor

Register the execution of a slow SQL query.

Specified by:

slowQuery in interface StatisticsImplementor