Module io.helidon.common.testing.vitualthreads

Package io.helidon.common.testing.virtualthreads

Class PinningRecorder

java.lang.Object

io.helidon.common.testing.virtualthreads.PinningRecorder

All Implemented Interfaces:

AutoCloseable

public class PinningRecorder
extends Object
implements AutoCloseable

Record pinned thread events and throw exception when detected.

Field Summary

Fields

Modifier and Type	Field	Description
static final long	DEFAULT_THRESHOLD	Default threshold for considering carrier thread blocking as pinning.

Method Summary

Modifier and Type	Method	Description
void	close()
static PinningRecorder	create()	Create new pinning JFR event recorder.
void	record(Duration threshold)	Start async recording of jdk.VirtualThreadPinned JFR event.

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_THRESHOLD

public static final long DEFAULT_THRESHOLD

Default threshold for considering carrier thread blocking as pinning.

See Also:

• Constant Field Values

Method Details

create

public static PinningRecorder create()

Create new pinning JFR event recorder.

Returns:

new pinning recorder

record

public void record(Duration threshold)

Start async recording of jdk.VirtualThreadPinned JFR event.

Parameters:

threshold - time threshold for carrier thread blocking to be considered as pinning

close

public void close()

Specified by:

close in interface AutoCloseable