com.splicemachine.utils

Class GreenLight

java.lang.Object

com.splicemachine.utils.GreenLight

All Implemented Interfaces:

TrafficControl

public class GreenLight
extends java.lang.Object
implements TrafficControl

Represents a Traffic Controller that always allows traffic through immediately.

Field Summary

Fields

Modifier and Type	Field and Description
static GreenLight	INSTANCE

Constructor Summary

Constructors

Constructor and Description
GreenLight()

Method Summary

Modifier and Type	Method and Description
void	acquire(int permits)
int	getAvailablePermits()
int	getMaxPermits()
void	release(int permits)
void	setMaxPermits(int newMaxPermits)
int	tryAcquire(int minPermits, int maxPermits)

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final GreenLight INSTANCE

Constructor Detail

GreenLight

public GreenLight()

Method Detail

release

public void release(int permits)

Specified by:

release in interface TrafficControl

tryAcquire

public int tryAcquire(int minPermits,
                      int maxPermits)

Specified by:

tryAcquire in interface TrafficControl

acquire

public void acquire(int permits)
             throws java.lang.InterruptedException

Specified by:

acquire in interface TrafficControl

Throws:

java.lang.InterruptedException

getAvailablePermits

public int getAvailablePermits()

Specified by:

getAvailablePermits in interface TrafficControl

getMaxPermits

public int getMaxPermits()

Specified by:

getMaxPermits in interface TrafficControl

setMaxPermits

public void setMaxPermits(int newMaxPermits)

Specified by:

setMaxPermits in interface TrafficControl