io.udpn.commonsutil

Class ServerUtil

java.lang.Object

io.udpn.commonsutil.ServerUtil

public class ServerUtil
extends Object

Server util

Version:

1.0.0

Author:

Dong-Jianguo

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME_REGEX The value must be a combination of letters and digits It must start with a letter and cannot exceed 50 characters

Constructor Summary

Constructors

Constructor and Description
ServerUtil()

Method Summary

Modifier and Type	Method and Description
static String	getScheme(String host)
static boolean	isHostDomain(String host) method description Is it a domain name
static boolean	isHostIp(String host) method description Is it an IP address
static boolean	isName(String param) Verification rule: The value must be a combination of letters and digits It must start with a letter and cannot exceed 50 characters
static boolean	isReachable(String ip, Integer port, int timeout) Determine whether the IP and Port can be connected

Methods inherited from class java.lang.Object

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

Field Detail

NAME_REGEX

public static final String NAME_REGEX

The value must be a combination of letters and digits It must start with a letter and cannot exceed 50 characters

See Also:

Constant Field Values

Constructor Detail

ServerUtil

public ServerUtil()

Method Detail

isName

public static boolean isName(String param)

Verification rule: The value must be a combination of letters and digits It must start with a letter and cannot exceed 50 characters

Parameters:

param -

Returns:

boolean

isHostIp

public static boolean isHostIp(String host)

method description Is it an IP address

Parameters:

host -

Returns:

boolean

isHostDomain

public static boolean isHostDomain(String host)

method description Is it a domain name

Parameters:

host -

Returns:

boolean

getScheme

public static String getScheme(String host)

isReachable

public static boolean isReachable(String ip,
                                  Integer port,
                                  int timeout)

Determine whether the IP and Port can be connected

Parameters:

ip -

port -

timeout -

Returns:

boolean