alluxio.resource

Class AlluxioResourceLeakDetector<T>

java.lang.Object

io.netty.util.ResourceLeakDetector<T>

alluxio.resource.AlluxioResourceLeakDetector<T>

Type Parameters:

T - the type of resource the detector tracks

public class AlluxioResourceLeakDetector<T>
extends io.netty.util.ResourceLeakDetector<T>

An extension of the ResourceLeakDetector with custom error messages for use in the Alluxio codebase.

Nested Class Summary

Nested classes/interfaces inherited from class io.netty.util.ResourceLeakDetector

io.netty.util.ResourceLeakDetector.Level

Constructor Summary

Constructors

Constructor and Description
AlluxioResourceLeakDetector(Class<?> resourceType, int samplingInterval, boolean exitOnLeak) Creates a new instance of the leak detector with the specific resource type and sampling interval.

Method Summary

Modifier and Type	Method and Description
protected void	reportTracedLeak(String resourceType, String records) A traced leak report which includes records of the recent accesses of the particular object and the stacktrace of where the particular object was created.
protected void	reportUntracedLeak(String resourceType) An untraced leak report where there is no information about recent object accesses nor where the stacktrace of where the object was created.

Methods inherited from class io.netty.util.ResourceLeakDetector

addExclusions, getLevel, isEnabled, open, reportInstancesLeak, setEnabled, setLevel, track

Methods inherited from class java.lang.Object

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

Constructor Detail

AlluxioResourceLeakDetector

public AlluxioResourceLeakDetector(Class<?> resourceType,
                                   int samplingInterval,
                                   boolean exitOnLeak)

Creates a new instance of the leak detector with the specific resource type and sampling interval.

Parameters:

resourceType - the resource class

samplingInterval - on average, how often a resource should be tracked

exitOnLeak - whether to exit the JVM when a leak is detected

Method Detail

reportTracedLeak

protected void reportTracedLeak(String resourceType,
                                String records)

A traced leak report which includes records of the recent accesses of the particular object and the stacktrace of where the particular object was created.

Overrides:

reportTracedLeak in class io.netty.util.ResourceLeakDetector<T>

Parameters:

resourceType - the class of the resource that was leaked

records - the stacktrace of where the leaked resource was created

reportUntracedLeak

protected void reportUntracedLeak(String resourceType)

An untraced leak report where there is no information about recent object accesses nor where the stacktrace of where the object was created.

Overrides:

reportUntracedLeak in class io.netty.util.ResourceLeakDetector<T>

Parameters:

resourceType - the class name of the resource which was leaked