org.hibernate.search.stat.impl

Class StatisticsImpl

java.lang.Object

org.hibernate.search.stat.impl.StatisticsImpl

All Implemented Interfaces:

StatisticsImplementor, Statistics

public class StatisticsImpl
extends Object
implements Statistics, StatisticsImplementor

A concurrent implementation of the Statistics interface.

Author:

Hardy Ferentschik

Constructor Summary

Constructors

Constructor and Description
StatisticsImpl(ExtendedSearchIntegrator extendedIntegrator)

Method Summary

Modifier and Type	Method and Description
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()
long	getObjectLoadingExecutionMaxTime()
long	getObjectLoadingTotalTime()
long	getObjectsLoadedCount()
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()
void	objectLoadExecuted(long numberOfObjectsLoaded, long time) Callback for number of object loaded from the db.
void	searchExecuted(String searchString, long time) Callback for an executed Lucene search.
void	setStatisticsEnabled(boolean b) Enable statistics logs (this is a dynamic parameter)

Methods inherited from class java.lang.Object

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

Constructor Detail

StatisticsImpl

public StatisticsImpl(ExtendedSearchIntegrator extendedIntegrator)

Method Detail

clear

public void clear()

Description copied from interface: Statistics

Reset all statistics.

Specified by:

clear in interface Statistics

getSearchQueryExecutionCount

public long getSearchQueryExecutionCount()

Description copied from interface: Statistics

Get global number of executed search queries

Specified by:

getSearchQueryExecutionCount in interface Statistics

Returns:

search query execution count

getSearchQueryTotalTime

public long getSearchQueryTotalTime()

Description copied from interface: Statistics

Get the total search time in nanoseconds.

Specified by:

getSearchQueryTotalTime in interface Statistics

Returns:

the total search time in nanoseconds.

getSearchQueryExecutionMaxTime

public long getSearchQueryExecutionMaxTime()

Description copied from interface: Statistics

Get the time in nanoseconds of the slowest search.

Specified by:

getSearchQueryExecutionMaxTime in interface Statistics

Returns:

the time in nanoseconds of the slowest search.

getSearchQueryExecutionAvgTime

public long getSearchQueryExecutionAvgTime()

Description copied from interface: Statistics

Get the average search time in nanoseconds.

Specified by:

getSearchQueryExecutionAvgTime in interface Statistics

Returns:

the average search time in nanoseconds

getSearchQueryExecutionMaxTimeQueryString

public String getSearchQueryExecutionMaxTimeQueryString()

Description copied from interface: Statistics

Get the query string for the slowest query.

Specified by:

getSearchQueryExecutionMaxTimeQueryString in interface Statistics

Returns:

the query string for the slowest query.

searchExecuted

public void searchExecuted(String searchString,
                           long time)

Description copied from interface: StatisticsImplementor

Callback for an executed Lucene search.

Specified by:

searchExecuted in interface StatisticsImplementor

Parameters:

searchString - executed query string

time - time in nanoseconds to execute the search

getObjectsLoadedCount

public long getObjectsLoadedCount()

Specified by:

getObjectsLoadedCount in interface Statistics

Returns:

the total number of objects loaded

getObjectLoadingTotalTime

public long getObjectLoadingTotalTime()

Specified by:

getObjectLoadingTotalTime in interface Statistics

Returns:

the total object loading in nanoseconds.

getObjectLoadingExecutionMaxTime

public long getObjectLoadingExecutionMaxTime()

Specified by:

getObjectLoadingExecutionMaxTime in interface Statistics

Returns:

the time in nanoseconds for the slowest object load.

getObjectLoadingExecutionAvgTime

public long getObjectLoadingExecutionAvgTime()

Specified by:

getObjectLoadingExecutionAvgTime in interface Statistics

Returns:

the average object loading time in nanoseconds.

objectLoadExecuted

public void objectLoadExecuted(long numberOfObjectsLoaded,
                               long time)

Description copied from interface: StatisticsImplementor

Callback for number of object loaded from the db.

Specified by:

objectLoadExecuted in interface StatisticsImplementor

Parameters:

numberOfObjectsLoaded - Number of objects loaded

time - time in nanoseconds to load the objects

isStatisticsEnabled

public boolean isStatisticsEnabled()

Specified by:

isStatisticsEnabled in interface Statistics

Returns:

true if statistics are enabled, false otherwise

setStatisticsEnabled

public void setStatisticsEnabled(boolean b)

Description copied from interface: Statistics

Enable statistics logs (this is a dynamic parameter)

Specified by:

setStatisticsEnabled in interface Statistics

Parameters:

b - if true, it enables the statistics.

getSearchVersion

public String getSearchVersion()

Description copied from interface: Statistics

Returns the Hibernate Search version.

Specified by:

getSearchVersion in interface Statistics

Returns:

the Hibernate Search version

getIndexedClassNames

public Set<String> getIndexedClassNames()

Description copied from interface: Statistics

Returns a list of all indexed classes.

Specified by:

getIndexedClassNames in interface Statistics

Returns:

list of all indexed classes

getNumberOfIndexedEntities

public int getNumberOfIndexedEntities(String entity)

Description copied from interface: Statistics

Returns the number of documents for the given entity.

Specified by:

getNumberOfIndexedEntities in interface Statistics

Parameters:

entity - the fqc of the entity

Returns:

number of documents for the specified entity name

indexedEntitiesCount

public Map<String,Integer> indexedEntitiesCount()

Description copied from interface: Statistics

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

Specified by:

indexedEntitiesCount in interface Statistics

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.