org.hibernate.search.stat
Interface Statistics

All Known Subinterfaces:

StatisticsInfoMBean

All Known Implementing Classes:

StatisticsImpl, StatisticsInfo

public interface Statistics

Interface which defines several methods allowing to access statistical data. This includes average and maximum Lucene query time and object loading time.

Author:

Hardy Ferentschik

Method Summary

void	clear() Reset all statistics.
Set<String>	getIndexedClassNames() Returns a list of all indexed classes.
int	getNumberOfIndexedEntities(String entity) Returns the number of documents for the given entity.
long	getObjectLoadingExecutionAvgTime() Get the average object loading time in nanoseconds.
long	getObjectLoadingExecutionMaxTime() Get the time in nanoseconds for the slowest object load.
long	getObjectLoadingTotalTime() Get the total object loading in nanoseconds.
long	getObjectsLoadedCount() Gets the total number of objects loaded
long	getSearchQueryExecutionAvgTime() Get the average search time in nanoseconds.
long	getSearchQueryExecutionCount() Get global number of executed search queries
long	getSearchQueryExecutionMaxTime() Get the time in nanoseconds of the slowest search.
String	getSearchQueryExecutionMaxTimeQueryString() Get the query string for the slowest query.
long	getSearchQueryTotalTime() Get the total search time in nanoseconds.
String	getSearchVersion() Returns the Hibernate Search version.
Map<String,Integer>	indexedEntitiesCount() Returns a map of all indexed entities and their document count in the index.
boolean	isStatisticsEnabled() Are statistics logged
void	setStatisticsEnabled(boolean b) Enable statistics logs (this is a dynamic parameter)

Method Detail

clear

void clear()

Reset all statistics.

getSearchQueryExecutionCount

long getSearchQueryExecutionCount()

Get global number of executed search queries

Returns:

search query execution count

getSearchQueryTotalTime

long getSearchQueryTotalTime()

Get the total search time in nanoseconds.

getSearchQueryExecutionMaxTime

long getSearchQueryExecutionMaxTime()

Get the time in nanoseconds of the slowest search.

getSearchQueryExecutionAvgTime

long getSearchQueryExecutionAvgTime()

Get the average search time in nanoseconds.

getSearchQueryExecutionMaxTimeQueryString

String getSearchQueryExecutionMaxTimeQueryString()

Get the query string for the slowest query.

getObjectLoadingTotalTime

long getObjectLoadingTotalTime()

Get the total object loading in nanoseconds.

getObjectLoadingExecutionMaxTime

long getObjectLoadingExecutionMaxTime()

Get the time in nanoseconds for the slowest object load.

getObjectLoadingExecutionAvgTime

long getObjectLoadingExecutionAvgTime()

Get the average object loading time in nanoseconds.

getObjectsLoadedCount

long getObjectsLoadedCount()

Gets the total number of objects loaded

isStatisticsEnabled

boolean isStatisticsEnabled()

Are statistics logged

setStatisticsEnabled

void setStatisticsEnabled(boolean b)

Enable statistics logs (this is a dynamic parameter)

getSearchVersion

String getSearchVersion()

Returns the Hibernate Search version.

Returns:

the Hibernate Search version

getIndexedClassNames

Set<String> getIndexedClassNames()

Returns a list of all indexed classes.

Returns:

list of all indexed classes

getNumberOfIndexedEntities

int getNumberOfIndexedEntities(String entity)

Returns the number of documents for the given entity.

Parameters:

entity - the fqc of the entity

Returns:

number of documents for the specified entity name

Throws:

IllegalArgumentException - in case the entity name is not valid

indexedEntitiesCount

Map<String,Integer> indexedEntitiesCount()

Returns a map of all indexed entities and their document count in the index.

Returns:

a map of all indexed entities and their document count. The map key is the fqc of the entity and the map value is the document count.