net.openhft.chronicle.core.time

Class SetTimeProvider

java.lang.Object

java.lang.Number

java.util.concurrent.atomic.AtomicLong

net.openhft.chronicle.core.time.SetTimeProvider

All Implemented Interfaces:

Serializable, TimeProvider

public class SetTimeProvider
extends AtomicLong
implements TimeProvider

TimeProvider whose value can be explicitly set and advanced for testing purposes. Supports time values in milliseconds, microseconds and nanoseconds.

Created by Peter Lawrey on 10/03/16.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SetTimeProvider() Create a time provider which start as 0
SetTimeProvider(Instant instant) Create a time provider which starts at a given Instant
SetTimeProvider(long initialNanos) Create a time provider which starts at a specific time
SetTimeProvider(String timestamp) Create a timeprovider which starts a time specified as ISO8601 format

Method Summary

Modifier and Type	Method and Description
SetTimeProvider	advanceMicros(long micros) Advances time in microseconds.
SetTimeProvider	advanceMillis(long millis) Advances time in milliseconds.
SetTimeProvider	advanceNanos(long nanos) Advances time in nanoseconds.
SetTimeProvider	autoIncrement(long autoIncrement, TimeUnit timeUnit)
long	currentTime(TimeUnit unit)
long	currentTimeMicros()
void	currentTimeMicros(long micros) Set the current time in microseconds.
long	currentTimeMillis()
void	currentTimeMillis(long millis) Set the current time in milliseconds.
long	currentTimeNanos()
void	currentTimeNanos(long nanos) Set the current time in nanoseconds.
SetTimeProvider	now() Create a time provider which starts now
String	toString()

Methods inherited from class java.util.concurrent.atomic.AtomicLong

accumulateAndGet, addAndGet, compareAndSet, decrementAndGet, doubleValue, floatValue, get, getAndAccumulate, getAndAdd, getAndDecrement, getAndIncrement, getAndSet, getAndUpdate, incrementAndGet, intValue, lazySet, longValue, set, updateAndGet, weakCompareAndSet

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

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

Constructor Detail

SetTimeProvider

public SetTimeProvider()

Create a time provider which start as 0

SetTimeProvider

public SetTimeProvider(long initialNanos)

Create a time provider which starts at a specific time

Parameters:

initialNanos - in nano-seconds since epoch

SetTimeProvider

public SetTimeProvider(String timestamp)

Create a timeprovider which starts a time specified as ISO8601 format

Parameters:

timestamp - to start

SetTimeProvider

public SetTimeProvider(Instant instant)

Create a time provider which starts at a given Instant

Parameters:

instant - to start

Method Detail

now

public SetTimeProvider now()

Create a time provider which starts now

Returns:

the SetTimeProvider

autoIncrement

public SetTimeProvider autoIncrement(long autoIncrement,
                                     TimeUnit timeUnit)

currentTimeMillis

public void currentTimeMillis(long millis)
                       throws IllegalArgumentException

Set the current time in milliseconds.

Parameters:

millis - New time value in milliseconds since the epoch. May not be less than the previous value.

Throws:

IllegalArgumentException - if time is set backwards

currentTimeMillis

public long currentTimeMillis()

Specified by:

currentTimeMillis in interface TimeProvider

currentTimeMicros

public void currentTimeMicros(long micros)
                       throws IllegalArgumentException

Set the current time in microseconds.

Parameters:

micros - New time value in microseconds since the epoch. May not be less than the previous value.

Throws:

IllegalArgumentException - if time is set backwards

currentTimeMicros

public long currentTimeMicros()

Specified by:

currentTimeMicros in interface TimeProvider

currentTimeNanos

public void currentTimeNanos(long nanos)
                      throws IllegalArgumentException

Set the current time in nanoseconds.

Parameters:

nanos - New time value in nanoseconds since the epoch. May not be less than the previous value.

Throws:

IllegalArgumentException - if time is set backwards

currentTimeNanos

public long currentTimeNanos()

Specified by:

currentTimeNanos in interface TimeProvider

currentTime

public long currentTime(TimeUnit unit)

Specified by:

currentTime in interface TimeProvider

advanceMillis

public SetTimeProvider advanceMillis(long millis)

Advances time in milliseconds.

Parameters:

millis - duration.

advanceMicros

public SetTimeProvider advanceMicros(long micros)

Advances time in microseconds.

Parameters:

micros - duration.

advanceNanos

public SetTimeProvider advanceNanos(long nanos)

Advances time in nanoseconds.

Parameters:

nanos - duration.

toString

public String toString()

Overrides:

toString in class AtomicLong