Package org.elasticsearch.common.network

Class Cidrs

java.lang.Object

org.elasticsearch.common.network.Cidrs

public final class Cidrs
extends java.lang.Object

Method Summary

Modifier and Type	Method	Description
static long[]	cidrMaskToMinMax(java.lang.String cidr)	Parses an IPv4 address block in CIDR notation into a pair of longs representing the bottom and top of the address block
static java.lang.String	createCIDR(long ipAddress, int networkMask)

Methods inherited from class java.lang.Object

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

Method Detail

cidrMaskToMinMax

public static long[] cidrMaskToMinMax(java.lang.String cidr)

Parses an IPv4 address block in CIDR notation into a pair of longs representing the bottom and top of the address block

Parameters:

cidr - an address block in CIDR notation a.b.c.d/n

Returns:

array representing the address block

Throws:

java.lang.IllegalArgumentException - if the cidr can not be parsed

createCIDR

public static java.lang.String createCIDR(long ipAddress,
                                          int networkMask)