org.openjdk.jmc.flightrecorder.rules.jdk.general

Class ClassLeakingRule

java.lang.Object

org.openjdk.jmc.flightrecorder.rules.jdk.general.ClassLeakingRule

All Implemented Interfaces:

IRule

public class ClassLeakingRule
extends Object
implements IRule

This rule looks at the loaded classes to try to figure out if multiple classes with the same name has been loaded. Note that this rule can get fairly expensive if you have load events with many (thousands) of unique classes.

Field Summary

Fields

Modifier and Type	Field and Description
static TypedCollectionResult<ClassEntry>	LOADED_CLASSES
static TypedPreference<IQuantity>	MAX_NUMBER_OF_CLASSES_TO_REPORT
static TypedResult<IMCType>	MOST_LOADED_CLASS
static TypedResult<IQuantity>	MOST_LOADED_CLASS_TIMES
static TypedPreference<IQuantity>	WARNING_LIMIT

Constructor Summary

Constructors

Constructor and Description
ClassLeakingRule()

Method Summary

Modifier and Type	Method and Description
RunnableFuture<IResult>	createEvaluation(IItemCollection items, IPreferenceValueProvider preferenceValueProvider, IResultValueProvider dependencyResults)
Collection<TypedPreference<?>>	getConfigurationAttributes()
String	getId()
String	getName()
Map<String,RulesToolkit.EventAvailability>	getRequiredEvents()
Collection<TypedResult<?>>	getResults()
String	getTopic()

Methods inherited from class java.lang.Object

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

Field Detail

WARNING_LIMIT

public static final TypedPreference<IQuantity> WARNING_LIMIT

MAX_NUMBER_OF_CLASSES_TO_REPORT

public static final TypedPreference<IQuantity> MAX_NUMBER_OF_CLASSES_TO_REPORT

LOADED_CLASSES

public static final TypedCollectionResult<ClassEntry> LOADED_CLASSES

MOST_LOADED_CLASS

public static final TypedResult<IMCType> MOST_LOADED_CLASS

MOST_LOADED_CLASS_TIMES

public static final TypedResult<IQuantity> MOST_LOADED_CLASS_TIMES

Constructor Detail

ClassLeakingRule

public ClassLeakingRule()

Method Detail

getId

public String getId()

Specified by:

getId in interface IRule

getTopic

public String getTopic()

Specified by:

getTopic in interface IRule

getName

public String getName()

Specified by:

getName in interface IRule

getRequiredEvents

public Map<String,RulesToolkit.EventAvailability> getRequiredEvents()

Specified by:

getRequiredEvents in interface IRule

createEvaluation

public RunnableFuture<IResult> createEvaluation(IItemCollection items,
                                                IPreferenceValueProvider preferenceValueProvider,
                                                IResultValueProvider dependencyResults)

Specified by:

createEvaluation in interface IRule

getConfigurationAttributes

public Collection<TypedPreference<?>> getConfigurationAttributes()

Specified by:

getConfigurationAttributes in interface IRule

getResults

public Collection<TypedResult<?>> getResults()

Specified by:

getResults in interface IRule