net.gdface.utils

类 IPAddressUtil

java.lang.Object

net.gdface.utils.IPAddressUtil

public class IPAddressUtil
extends java.lang.Object

copy from sun.net.util.IPAddressUtil in ORACLE JDK

构造器概要

构造器

构造器和说明
IPAddressUtil()

方法概要

限定符和类型	方法和说明
static byte[]	convertFromIPv4MappedAddress(byte[] addr)
static boolean	internalIp(byte[] addr) 判断指定的IP是否为私有IP
static boolean	internalIp(java.lang.String ip) 判断指定的IP是否为私有IP
static boolean	isIPv4LiteralAddress(java.lang.String src)
static boolean	isIPv6LiteralAddress(java.lang.String src)
static byte[]	textToNumericFormatV4(java.lang.String src)
static byte[]	textToNumericFormatV6(java.lang.String src)

从类继承的方法 java.lang.Object

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

构造器详细资料

IPAddressUtil

public IPAddressUtil()

方法详细资料

textToNumericFormatV4

public static byte[] textToNumericFormatV4(java.lang.String src)

textToNumericFormatV6

public static byte[] textToNumericFormatV6(java.lang.String src)

isIPv4LiteralAddress

public static boolean isIPv4LiteralAddress(java.lang.String src)

参数:

src - a String representing an IPv4 address in textual format

返回:

a boolean indicating whether src is an IPv4 literal address

isIPv6LiteralAddress

public static boolean isIPv6LiteralAddress(java.lang.String src)

参数:

src - a String representing an IPv6 address in textual format

返回:

a boolean indicating whether src is an IPv6 literal address

convertFromIPv4MappedAddress

public static byte[] convertFromIPv4MappedAddress(byte[] addr)

internalIp

public static boolean internalIp(byte[] addr)

判断指定的IP是否为私有IP

参数:

addr -

返回:

addr为私有IP返回true,否则返回false

internalIp

public static boolean internalIp(java.lang.String ip)

判断指定的IP是否为私有IP

参数:

ip -

返回:

ip为私有IP返回true,否则返回false