io.netty.util.internal

类 MacAddressUtil

java.lang.Object

io.netty.util.internal.MacAddressUtil

public final class MacAddressUtil
extends java.lang.Object

方法概要

限定符和类型	方法和说明
static byte[]	bestAvailableMac() Obtains the best MAC address found on local network interfaces.
static byte[]	defaultMachineId() Returns the result of bestAvailableMac() if non-null otherwise returns a random EUI-64 MAC address.
static java.lang.String	formatAddress(byte[] addr)
static byte[]	parseMAC(java.lang.String value) Parse a EUI-48, MAC-48, or EUI-64 MAC address from a String and return it as a byte[].

从类继承的方法 java.lang.Object

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

方法详细资料

bestAvailableMac

public static byte[] bestAvailableMac()

Obtains the best MAC address found on local network interfaces. Generally speaking, an active network interface used on public networks is better than a local network interface.

返回:

byte array containing a MAC. null if no MAC can be found.

defaultMachineId

public static byte[] defaultMachineId()

Returns the result of bestAvailableMac() if non-null otherwise returns a random EUI-64 MAC address.

parseMAC

public static byte[] parseMAC(java.lang.String value)

Parse a EUI-48, MAC-48, or EUI-64 MAC address from a String and return it as a byte[].

参数:

value - The string representation of the MAC address.

返回:

The byte representation of the MAC address.

formatAddress

public static java.lang.String formatAddress(byte[] addr)

参数:

addr - byte array of a MAC address.

返回:

hex formatted MAC address.