com.ptteng.rent.etl.util.wx.transfer

Class RandomUtil

java.lang.Object

com.ptteng.rent.etl.util.wx.transfer.RandomUtil

public class RandomUtil
extends Object

创建时间：2016年5月13日 下午2:48:48 随机字符串

Version:

2.2

Author:

andy

Field Summary

Fields

Modifier and Type	Field and Description
static String	ALL_CHAR
static String	LETTER_CHAR
static String	LETTER_NUMBER_CHAR
static String	NUMBER_CHAR
static String	SPECIAL_CHAR

Constructor Summary

Constructors

Constructor and Description
RandomUtil()

Method Summary

Modifier and Type	Method and Description
static String	randomLowerString(String chars, int length) 返回一个定长的随机字符串字母全部大写
static String	randomString(String chars, int length) 返回一个定长的随机字符串
static String	randomUpperString(String chars, int length) 返回一个定长的随机字符串字母全部小写
static String	randomZeroString(int length) 生成一个定长的纯0字符串

Methods inherited from class java.lang.Object

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

Field Detail

ALL_CHAR

public static final String ALL_CHAR

See Also:

Constant Field Values

LETTER_CHAR

public static final String LETTER_CHAR

See Also:

Constant Field Values

NUMBER_CHAR

public static final String NUMBER_CHAR

See Also:

Constant Field Values

SPECIAL_CHAR

public static final String SPECIAL_CHAR

See Also:

Constant Field Values

LETTER_NUMBER_CHAR

public static final String LETTER_NUMBER_CHAR

See Also:

Constant Field Values

Constructor Detail

RandomUtil

public RandomUtil()

Method Detail

randomString

public static String randomString(String chars,
                                  int length)

返回一个定长的随机字符串

Parameters:

chars - 模型串

length - 随机长度

Returns:

randomLowerString

public static String randomLowerString(String chars,
                                       int length)

返回一个定长的随机字符串字母全部大写

Parameters:

chars - 模型串

length - 随机字符串长度

Returns:

随机字符串

randomUpperString

public static String randomUpperString(String chars,
                                       int length)

返回一个定长的随机字符串字母全部小写

Parameters:

chars - 模型串

length - 随机字符串长度

Returns:

随机字符串

randomZeroString

public static String randomZeroString(int length)

生成一个定长的纯0字符串

Parameters:

length - 字符串长度

Returns:

纯0字符串