Package alluxio.resource

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

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected void reportTracedLeak​(java.lang.String resourceType, java.lang.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​(java.lang.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, needReport, 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​(java.lang.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​(java.lang.String resourceType,
                                java.lang.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​(java.lang.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