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jdk.jfr.internal.test

public final Class WhiteBox

Class Inheritance

extends Object

java.lang.Object
jdk.jfr.internal.test.WhiteBox

Field Summary

Modifier and Type	Field and Description
private static boolean	skipBFS
private static boolean	writeAllObjectSamples

Constructor Summary

Access	Constructor and Description
public	WhiteBox()

Method Summary

Modifier and Type	Method and Description
public static boolean	getSkipBFS()
public static boolean	getWriteAllObjectSamples()
public static void	setSkipBFS(boolean skip) If OldObjectSample event is enabled, calling this method ensures that BFS is not used when searching for path to GC root.
public static void	setWriteAllObjectSamples(boolean writeAllSamples) If OldObjectSample event is enabled, calling this method ensures that all object samples are written, including short-lived objects.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

skipBFS	back to summary
private static boolean skipBFS

writeAllObjectSamples	back to summary
private static boolean writeAllObjectSamples

Constructor Detail

WhiteBox	back to summary
public WhiteBox()

Method Detail

getSkipBFS	back to summary
public static boolean getSkipBFS()

getWriteAllObjectSamples	back to summary
public static boolean getWriteAllObjectSamples()

setSkipBFS	back to summary
public static void setSkipBFS(boolean skip) If OldObjectSample event is enabled, calling this method ensures that BFS is not used when searching for path to GC root. Purpose of this method is to trigger code paths that are hard to provoke reliably in testing.

setWriteAllObjectSamples	back to summary
public static void setWriteAllObjectSamples(boolean writeAllSamples) If OldObjectSample event is enabled, calling this method ensures that all object samples are written, including short-lived objects. Purpose of this method is to increase determinism in tests.