com.marketfactory.zerogc.api

Class MFUtil

java.lang.Object

com.marketfactory.zerogc.api.MFUtil

public class MFUtil
extends java.lang.Object

A utility class, which provides some convenience methods.

Constructor Summary

Constructors

Constructor and Description
MFUtil()

Method Summary

Modifier and Type	Method and Description
static boolean	isPure(MDElement e)
static boolean	isStruct(MDElement e)
static boolean	isTrade(MDElement e)
static long	now() Returns the current milliseconds multiplied by 10^6 to make it look like nanos.
static long	nowRelativeNs() The relative nanos as obtained using System.nanoTime()

Methods inherited from class java.lang.Object

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

Constructor Detail

MFUtil

public MFUtil()

Method Detail

isPure

public static boolean isPure(MDElement e)

Parameters:

e - -- the element to check

Returns:

true if the element is a pure price level element type.

isStruct

public static boolean isStruct(MDElement e)

Parameters:

e - -- the element to check

Returns:

true if the element is a structured element type.

isTrade

public static boolean isTrade(MDElement e)

Parameters:

e - -- the element to check

Returns:

true if the element is a trade element type.

now

public static long now()

Returns the current milliseconds multiplied by 10^6 to make it look like nanos. This is done so that the wallclock epoch millis can be compared with wallclock nanos

Returns:

the current millis past epoch multiplied by 10^6

nowRelativeNs

public static long nowRelativeNs()

The relative nanos as obtained using System.nanoTime()

Returns:

the nanos elapsed since some arbitrary point in time