com.gentlyweb.utils

类 GeneralUtils

java.lang.Object

com.gentlyweb.utils.GeneralUtils

public class GeneralUtils
extends Object

字段概要

字段

限定符和类型	字段和说明
static String	GENTLYWEB_EMAIL

构造器概要

构造器

构造器和说明
GeneralUtils()

方法概要

限定符和类型	方法和说明
static String	getExceptionTraceAsString(Exception e) Get an exception (and if it's an instance of ChainException) the chain of exceptions (if present) as a String.
static void	getMethods(Class c, String name, int mods, List ms)
static void	validateIPv4Address(String ipaddress) Validate an IPv4 address (string) passed in, it must conform to the following rules: Must have 4 parts.

从类继承的方法 java.lang.Object

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

字段详细资料

GENTLYWEB_EMAIL

public static String GENTLYWEB_EMAIL

构造器详细资料

GeneralUtils

public GeneralUtils()

方法详细资料

getExceptionTraceAsString

public static String getExceptionTraceAsString(Exception e)
                                        throws IOException

Get an exception (and if it's an instance of ChainException) the chain of exceptions (if present) as a String.

参数:

e - The exception

返回:

A String of the exception chain.

抛出:

IOException - Should never happen since we are using a StringWriter.

validateIPv4Address

public static void validateIPv4Address(String ipaddress)
                                throws Exception

Validate an IPv4 address (string) passed in, it must conform to the following rules:

• Must have 4 parts.
• Parts must be separated by .
• The first octet must be in the range 0-223.
• The second and third octets must be in the range 0-255
• 4th octet can be either a number in the range 1-254 (0 is the name of the network, 255 is the broadcast address).
• All parts must be numbers...

参数:

ipaddress - The ip address to validate.

抛出:

Exception - If one of the rules is broken.

getMethods

public static void getMethods(Class c,
                              String name,
                              int mods,
                              List ms)