public class IdUtil
extends java.lang.Object
| 构造器和说明 |
|---|
IdUtil() |
| 限定符和类型 | 方法和说明 |
|---|---|
static java.lang.String |
buildClassKey(int roomId) |
static java.lang.String |
buildDate_yyyyMMdd(java.util.Date date) |
static java.lang.String |
buildDateKey() |
static java.lang.String |
buildDateLetterIdKey(int count) |
static java.lang.String |
buildDateTime_yyyyMMddhhmmssSSS(java.util.Date date) |
static java.lang.String |
buildDateTimeLetterIdKey(int count) |
static java.lang.String |
buildExtension(int style,
int id) |
static java.lang.String |
buildGuid() |
static java.lang.String |
buildKey() |
static java.lang.String |
buildKey(java.lang.String prest) |
static java.lang.String |
buildLetter(int count)
字母
|
static java.lang.String |
buildLetterIdKey(int count)
字母
|
static java.lang.String |
buildLetterNumber(int count)
字母和数字混合
|
static java.lang.String |
buildLetterNumber(int count,
boolean upperCase)
字母和数字混合
|
static java.lang.String |
buildLetterNumberIdKey(int count)
字母和数字混合
|
static java.lang.String |
buildLetterNumberIdKey(int count,
boolean includeUpper)
字母和数字混合
|
static java.lang.String |
buildNumber(int count)
数字
|
static java.lang.String |
buildNumberIdKey(int count)
数字
|
static java.lang.String |
buildNumKey(int length) |
static java.lang.String |
buildNumKey(java.lang.String preString,
int length)
方法1:生成随机数字和字母组合
|
static java.lang.String |
buildTime_hhmmssSSS(java.util.Date date) |
static java.lang.String |
buildTimeLetterIdKey(int count) |
static java.lang.String |
buildUserKey(int userId) |
static java.lang.String |
buildUsername(int userId) |
static java.lang.String |
buildYYYYMMDD() |
static java.lang.String |
buildYYYYMMDDHHMMSS() |
static java.lang.String |
buildYYYYMMDDHHMMSSSSS() |
static java.lang.String |
getCharAndNum(int length)
方法1:生成随机数字和字母组合
|
static java.lang.String |
getCharAndNum2(int length)
方法2:生成随机数字和字母组合
|
static java.lang.String |
getCharAndNumr3(int length)
方法3:生成随机数字和字母组合
|
public static java.lang.String buildYYYYMMDD()
public static java.lang.String buildYYYYMMDDHHMMSS()
public static java.lang.String buildYYYYMMDDHHMMSSSSS()
public static java.lang.String buildExtension(int style,
int id)
public static java.lang.String buildClassKey(int roomId)
public static java.lang.String buildUserKey(int userId)
public static java.lang.String buildUsername(int userId)
public static java.lang.String buildDateKey()
public static java.lang.String buildGuid()
public static java.lang.String buildKey()
public static java.lang.String buildKey(java.lang.String prest)
public static java.lang.String buildNumKey(java.lang.String preString,
int length)
length - dpreString - sspublic static java.lang.String buildNumKey(int length)
public static java.lang.String getCharAndNum(int length)
length - dpublic static java.lang.String getCharAndNum2(int length)
length - 长度public static java.lang.String getCharAndNumr3(int length)
length - sspublic static java.lang.String buildLetterIdKey(int count)
count - dpublic static java.lang.String buildNumberIdKey(int count)
count - dpublic static java.lang.String buildLetterNumberIdKey(int count)
count - dpublic static java.lang.String buildLetterNumberIdKey(int count,
boolean includeUpper)
count - dincludeUpper - spublic static java.lang.String buildDateTimeLetterIdKey(int count)
count - d dpublic static java.lang.String buildDateLetterIdKey(int count)
count - dddpublic static java.lang.String buildTimeLetterIdKey(int count)
count - ddpublic static java.lang.String buildDate_yyyyMMdd(java.util.Date date)
date - sspublic static java.lang.String buildTime_hhmmssSSS(java.util.Date date)
date - ddpublic static java.lang.String buildDateTime_yyyyMMddhhmmssSSS(java.util.Date date)
date - sdpublic static java.lang.String buildLetter(int count)
count - ddpublic static java.lang.String buildNumber(int count)
count - ddpublic static java.lang.String buildLetterNumber(int count)
count - dddpublic static java.lang.String buildLetterNumber(int count,
boolean upperCase)
count - ddupperCase - ddCopyright © 2022. All Rights Reserved.