com.facebook.buck.event

Class EventKey

java.lang.Object

com.facebook.buck.event.EventKey

public abstract class EventKey
extends Object

Used to associate sets of BuckEvents with each other. The keys are only considered unique in the scope of the same type of BuckEvent.

Constructor Summary

Constructors

Constructor and Description
EventKey()

Method Summary

Modifier and Type	Method and Description
abstract long	getValue()
static EventKey	of(long value)
static void	setSequenceValueForTest(long value)
static EventKey	slowValueKey(Object... objects) Prefer calling chain(started) in the @{link BuckEvent} over the use of this method.
static EventKey	unique()

Methods inherited from class java.lang.Object

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

Constructor Detail

EventKey

public EventKey()

Method Detail

getValue

public abstract long getValue()

setSequenceValueForTest

public static void setSequenceValueForTest(long value)

unique

public static EventKey unique()

Returns:

an EventKey unique to the current process.

slowValueKey

public static EventKey slowValueKey(Object... objects)

Prefer calling chain(started) in the @{link BuckEvent} over the use of this method.

This variant of the method creates a key based on the set of supplied inputs. This is useful in situations where a key with the same identity must be created multiple times and the corresponding start event is not available.

Parameters:

objects - objects which supply the identity of the key. Object.toString() will be called on every instance and the result will be used to calculate the key.

Returns:

EventKey with the identity of the supplied objects.

of

public static EventKey of(long value)