Package host.anzo.commons.utils

Class NetworkUtils

java.lang.Object

host.anzo.commons.utils.NetworkUtils

public class NetworkUtils
extends Object

Since:

03.03.12 16:01

Constructor Summary

Constructors

Constructor	Description
NetworkUtils()

Method Summary

Modifier and Type	Method	Description
static @Nullable String	getExternalIP()
static boolean	isLocalAddress(@NotNull String address)
static boolean	isLocalAddress(@NotNull InetAddress address)
static boolean	isPortFree(int port)
static boolean	isValidIp(String ip)

Methods inherited from class java.lang.Object

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

Constructor Details

NetworkUtils

public NetworkUtils()

Method Details

getExternalIP

@Nullable
public static @Nullable String getExternalIP()

Returns:

external IP address, null if can't detect external IP

isLocalAddress

public static boolean isLocalAddress(@NotNull
 @NotNull InetAddress address)

Parameters:

address - address for check

Returns:

true if specified address is local, false otherwise

isLocalAddress

public static boolean isLocalAddress(@NotNull
 @NotNull String address)

Parameters:

address - address for check

Returns:

true if specified address is local, false otherwise

isValidIp

public static boolean isValidIp(String ip)

Parameters:

ip - ip to check

Returns:

true if specified IP is valid, false otherwise

isPortFree

public static boolean isPortFree(int port)

Parameters:

port - port to check

Returns:

true if port is free, false otherwise