Class RecordedThread

java.lang.Object

jdk.jfr.consumer.RecordedObject

jdk.jfr.consumer.RecordedThread

public final class RecordedThread extends RecordedObject

A recorded thread.

Since:: 9

Method Summary

Modifier and Type	Method	Description
`long`	`getId()`	Returns a unique ID for both native threads and Java threads that can't be reused within the lifespan of the JVM.
`String`	`getJavaName()`	Returns the Java thread name, or `null` if doesn't exist.
`long`	`getJavaThreadId()`	Returns the Java thread ID, or `-1` if it's not a Java thread.
`String`	`getOSName()`	Returns the thread name used by the operating system.
`long`	`getOSThreadId()`	Returns the thread ID used by the operating system.
`RecordedThreadGroup`	`getThreadGroup()`	Returns the Java thread group, if available.
`boolean`	`isVirtual()`	Returns `true` if this is a virtual Thread, `false` otherwise.

Methods declared in class RecordedObject

getBoolean, getByte, getChar, getClass, getDouble, getDuration, getFields, getFloat, getInstant, getInt, getLong, getShort, getString, getThread, getValue, hasField, toString

Methods declared in class Object

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

Method Details

getOSName

public String getOSName()

Returns the thread name used by the operating system.

Returns:: the OS thread name, or null if doesn't exist

getOSThreadId

public long getOSThreadId()

Returns the thread ID used by the operating system.

Returns:: the OS thread ID, or -1 if doesn't exist

getThreadGroup

public RecordedThreadGroup getThreadGroup()

Returns the Java thread group, if available.

Returns:: the thread group, or null if doesn't exist

getJavaName

public String getJavaName()

Returns the Java thread name, or null if doesn't exist.

Returns java.lang.Thread.getName() if the thread has a Java representation. null otherwise.

Returns:: the Java thread name, or null if doesn't exist

getJavaThreadId

public long getJavaThreadId()

Returns the Java thread ID, or -1 if it's not a Java thread.

Returns:

the Java thread ID, or -1 if it's not a Java thread

See Also:

getId

public long getId()

Returns a unique ID for both native threads and Java threads that can't be reused within the lifespan of the JVM.

See getJavaThreadId() for the ID that is returned by java.lang.Thread.threadId().

See getOSThreadId() for the ID that is returned by the operating system.

Returns:: a unique ID for the thread

isVirtual

public boolean isVirtual()

Returns true if this is a virtual Thread, false otherwise.

Returns:: true if this is a virtual Thread, false otherwise
Since:: 21

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https://docs.oracle.com/en/java/javase/25/docs/api/jdk.jfr/jdk/jfr/consumer/RecordedThread.html