Package org.apache.qpid.server.util

Class Serial

java.lang.Object

org.apache.qpid.server.util.Serial

public class Serial
extends java.lang.Object

This class provides basic serial number comparisons as defined in RFC 1982.

Field Summary

Fields

Modifier and Type	Field	Description
static java.util.Comparator<java.lang.Integer>	COMPARATOR

Method Summary

Modifier and Type	Method	Description
static int	compare(int s1, int s2)	Compares two numbers using serial arithmetic.
static boolean	eq(int s1, int s2)
static boolean	ge(int s1, int s2)
static boolean	gt(int s1, int s2)
static boolean	le(int s1, int s2)
static boolean	lt(int s1, int s2)
static int	max(int s1, int s2)
static int	min(int s1, int s2)

Methods inherited from class java.lang.Object

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

Field Detail

COMPARATOR

public static final java.util.Comparator<java.lang.Integer> COMPARATOR

Method Detail

compare

public static final int compare(int s1,
                                int s2)

Compares two numbers using serial arithmetic.

Parameters:

s1 - the first serial number

s2 - the second serial number

Returns:

a negative integer, zero, or a positive integer as the first argument is less than, equal to, or greater than the second

lt

public static final boolean lt(int s1,
                               int s2)

le

public static final boolean le(int s1,
                               int s2)

gt

public static final boolean gt(int s1,
                               int s2)

ge

public static final boolean ge(int s1,
                               int s2)

eq

public static final boolean eq(int s1,
                               int s2)

min

public static final int min(int s1,
                            int s2)

max

public static final int max(int s1,
                            int s2)