Package com.yahoo.vespa.curator.stats

Class LockAttempt

java.lang.Object

com.yahoo.vespa.curator.stats.LockAttempt

public class LockAttempt
extends Object

Information about a lock.

Should be mutated by a single thread, except fillStackTrace() which can be invoked by any threads. Other threads may see an inconsistent state of this instance.

Author:

hakon

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	LockAttempt.LockState

Method Summary

Modifier and Type	Method	Description
void	fillStackTrace()	Fill in the stack trace starting at the caller's stack frame.
Duration	getAcquireTimeout()
Duration	getDuration()
Duration	getDurationOfAcquire()
Duration	getDurationWithLock()
String	getLockPath()
LockAttempt.LockState	getLockState()
List<LockAttempt>	getNestedLockAttempts()
Duration	getStableTotalDuration()	Get time from just before trying to acquire lock to the time the terminal state was reached, or ZERO.
Optional<String>	getStackTrace()
String	getThreadName()
Instant	getTimeAcquiredWasInvoked()
Instant	getTimeAcquireEndedOrNow()
Optional<Instant>	getTimeLockWasAcquired()
Optional<Instant>	getTimeTerminalStateWasReached()
static LockAttempt	invokingAcquire(ThreadLockStats threadLockStats, String lockPath, Duration timeout, LockMetrics lockMetrics, boolean reentry)
boolean	isAcquiring()
boolean	isReentry()

Methods inherited from class java.lang.Object

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

Method Details

invokingAcquire

public static LockAttempt invokingAcquire(ThreadLockStats threadLockStats,
 String lockPath,
 Duration timeout,
 LockMetrics lockMetrics,
 boolean reentry)

getThreadName

public String getThreadName()

getLockPath

public String getLockPath()

getTimeAcquiredWasInvoked

public Instant getTimeAcquiredWasInvoked()

getAcquireTimeout

public Duration getAcquireTimeout()

isReentry

public boolean isReentry()

getLockState

public LockAttempt.LockState getLockState()

getTimeLockWasAcquired

public Optional<Instant> getTimeLockWasAcquired()

isAcquiring

public boolean isAcquiring()

getTimeAcquireEndedOrNow

public Instant getTimeAcquireEndedOrNow()

getTimeTerminalStateWasReached

public Optional<Instant> getTimeTerminalStateWasReached()

getStackTrace

public Optional<String> getStackTrace()

getNestedLockAttempts

public List<LockAttempt> getNestedLockAttempts()

getDurationOfAcquire

public Duration getDurationOfAcquire()

getDurationWithLock

public Duration getDurationWithLock()

getDuration

public Duration getDuration()

getStableTotalDuration

public Duration getStableTotalDuration()

Get time from just before trying to acquire lock to the time the terminal state was reached, or ZERO.

fillStackTrace

public void fillStackTrace()

Fill in the stack trace starting at the caller's stack frame.