Module org.apache.lucene.monitor

Package org.apache.lucene.monitor

Class SlowLog

java.lang.Object

org.apache.lucene.monitor.SlowLog

All Implemented Interfaces:

Iterable<SlowLog.Entry>

public class SlowLog
extends Object
implements Iterable<SlowLog.Entry>

Reports on slow queries in a given match run

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SlowLog.Entry	An individual entry in the slow log

Field Summary

Fields

Modifier and Type	Field	Description
private final List<SlowLog.Entry>	slowQueries

Constructor Summary

Constructors

Constructor	Description
SlowLog()

Method Summary

Modifier and Type	Method	Description
(package private) void	addAll(Iterable<SlowLog.Entry> queries)	Add all entries to this slow log
(package private) void	addQuery(String query, long time)	Add a query and time taken to the slow log.
Iterator<SlowLog.Entry>	iterator()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Details

slowQueries

private final List<SlowLog.Entry> slowQueries

Constructor Details

SlowLog

public SlowLog()

Method Details

addQuery

void addQuery(String query,
 long time)

Add a query and time taken to the slow log.

The query will only be recorded if the time is above the configured limit

Parameters:

query - the query id

time - the time taken by the query in ns

addAll

void addAll(Iterable<SlowLog.Entry> queries)

Add all entries to this slow log

Parameters:

queries - the entries to add

iterator

public Iterator<SlowLog.Entry> iterator()

Specified by:

iterator in interface Iterable<SlowLog.Entry>

toString

public String toString()

Overrides:

toString in class Object