StringUtil (common-util 2.0.4 API)

java.lang.Object
- com.power.common.util.StringUtil

```
public class StringUtil
extends Object
```

字段概要

字段
限定符和类型字段和说明

static String EMPTY

字段
限定符和类型	字段和说明
`static String`	`EMPTY`

构造器概要

构造器
构造器和说明

StringUtil()

构造器
构造器和说明
`StringUtil()`

方法概要

所有方法静态方法具体方法
限定符和类型	方法和说明
`static String`	`binaryString2hexString(String bString)` Convert binary strings to hexadecimal strings
`static String`	`camelToUnderline(String param)` camel to underline
`static String`	`capitalise(String fieldName)`
`static String`	`cleanSqlWildCharater(String str)` Clear wildcards in sql
`static String`	`cleanXSS(String value)` Clear xss script injection
`static String`	`convertTo8859(String str)` convert to 8859
`static String`	`createRandom(int length)` 生成指定长度的随机整数
`static String`	`createSerialNo()` Generating sequence number according to timestamp
`static String`	`filterStr(String str)` Clear special characters in a string
`static String`	`firstToLowerCase(String param)` Turn the first letter into a lowercase
`static String`	`firstToUpperCase(String param)` Turn the first letter into a uppercase
`static String`	`getCharCode(String str)` get char code
`static String`	`getChinese(String str)` Extract Chinese in a string
`static String`	`getNotChinese(String str)` Extract non-Chinese characters in a string
`static String`	`hexString2binaryString(String hexString)` Convert hex strings to binary strings
`static String`	`hyphenLineToCamel(String param)` hyphen line to camel
`static String`	`ios8859ToUtf8(String str)` convert 8859 to utf-8
`static boolean`	`isContinuityCharacter(String s)` Check if the character in a string is a continuous character
`static boolean`	`isEmpty(String str)` Checks if a CharSequence is empty or null.
`static boolean`	`isNotEmpty(String str)` Checks if a CharSequence is empty or null.
`static boolean`	`isSameCharacter(String s)` Check if characters are the same in the string.
`static int`	`length(String str)`
`static String`	`removePrefix(String str, String prefix)` Remove the specified prefix
`static String`	`removeQuotes(String str)` Remove single or double quotes in query keywords to avoid sql errors
`static String`	`replaceHtml(String html)` replace special character of html
`static String`	`replaceMobileHtml(String html)` replace special character of html
`static String`	`seqNumLeftPadZero(long seq, int len)` Left pad a long number with zero
`static String[]`	`split(String str, String regex)` split
`static String`	`toCapitalizeCamelCase(String s)` Camel case
`static String`	`trim(String sourceStr)` Remove string space
`static String`	`trimBlank(String str)` left trim and right trim
`static String`	`underlineToCamel(String param)` underline to camel
`static String`	`unicode2String(String unicode)` convert unicode to string
`static String`	`urlDecode(String str)` Decoding the parameters passed by the URL
`static String`	`urlEncode(String str)` Encoding the parameters for URL

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
  - EMPTY
```
public static final String EMPTY
```
    另请参阅:
    
    常量字段值
- 构造器详细资料
  - StringUtil
```
public StringUtil()
```
- 方法详细资料
  - isEmpty
```
public static boolean isEmpty(String str)
```
    Checks if a CharSequence is empty or null.
    
    参数:
    
    str - String
    
    返回:
    
    true if the CharSequence is empty or null
  - isNotEmpty
```
public static boolean isNotEmpty(String str)
```
    Checks if a CharSequence is empty or null.
    
    参数:
    
    str - String
    
    返回:
    
    false if the CharSequence is empty or null
  - isSameCharacter
```
public static boolean isSameCharacter(String s)
```
    Check if characters are the same in the string.
    
    参数:
    
    s - the CharSequence to check.
    
    返回:
    
    true if characters are the same in the string
  - isContinuityCharacter
```
public static boolean isContinuityCharacter(String s)
```
    Check if the character in a string is a continuous character
    
    参数:
    
    s - the CharSequence to check
    
    返回:
    
    true if the character in a string is a continuous character
  - getCharCode
```
public static String getCharCode(String str)
```
    get char code
    
    参数:
    
    str - String
    
    返回:
    
    String
  - convertTo8859
```
public static String convertTo8859(String str)
```
    convert to 8859
    
    参数:
    
    str - String
    
    返回:
    
    String
  - capitalise
```
public static String capitalise(String fieldName)
```
  - trim
```
public static String trim(String sourceStr)
```
    Remove string space
    
    参数:
    
    sourceStr - input string
    
    返回:
    
    string
  - filterStr
```
public static String filterStr(String str)
```
    Clear special characters in a string
    
    参数:
    
    str - String
    
    返回:
    
    String
  - cleanSqlWildCharater
```
public static String cleanSqlWildCharater(String str)
```
    Clear wildcards in sql
    
    参数:
    
    str - sql
    
    返回:
    
    string
  - cleanXSS
```
public static String cleanXSS(String value)
```
    Clear xss script injection
    
    参数:
    
    value - script
    
    返回:
    
    not contains xss script
  - camelToUnderline
```
public static String camelToUnderline(String param)
```
    camel to underline
    
    参数:
    
    param - pending character
    
    返回:
    
    String
  - underlineToCamel
```
public static String underlineToCamel(String param)
```
    underline to camel
    
    参数:
    
    param - pending character
    
    返回:
    
    String
  - hyphenLineToCamel
```
public static String hyphenLineToCamel(String param)
```
    hyphen line to camel
    
    参数:
    
    param - pending character
    
    返回:
    
    String
  - toCapitalizeCamelCase
```
public static String toCapitalizeCamelCase(String s)
```
    Camel case
    
    参数:
    
    s - characters
    
    返回:
    
    String after Camel case
  - firstToUpperCase
```
public static String firstToUpperCase(String param)
```
    Turn the first letter into a uppercase
    
    参数:
    
    param - pending character
    
    返回:
    
    String
  - firstToLowerCase
```
public static String firstToLowerCase(String param)
```
    Turn the first letter into a lowercase
    
    参数:
    
    param - pending character
    
    返回:
    
    String
  - createSerialNo
```
public static String createSerialNo()
```
    Generating sequence number according to timestamp
    
    返回:
    
    String
  - urlDecode
```
public static String urlDecode(String str)
```
    Decoding the parameters passed by the URL
    
    参数:
    
    str - pending character
    
    返回:
    
    String after decode
  - urlEncode
```
public static String urlEncode(String str)
```
    Encoding the parameters for URL
    
    参数:
    
    str - pending character
    
    返回:
    
    String after encode
  - ios8859ToUtf8
```
public static String ios8859ToUtf8(String str)
```
    convert 8859 to utf-8
    
    参数:
    
    str - pending character
    
    返回:
    
    String
  - binaryString2hexString
```
public static String binaryString2hexString(String bString)
```
    Convert binary strings to hexadecimal strings
    
    参数:
    
    bString - binary string
    
    返回:
    
    String
  - hexString2binaryString
```
public static String hexString2binaryString(String hexString)
```
    Convert hex strings to binary strings
    
    参数:
    
    hexString - hexadecimal strings
    
    返回:
    
    binary strings
  - trimBlank
```
public static String trimBlank(String str)
```
    left trim and right trim
    
    参数:
    
    str - string
    
    返回:
    
    string
  - length
```
public static int length(String str)
```
  - createRandom
```
public static String createRandom(int length)
```
    生成指定长度的随机整数
    
    参数:
    
    length - int
    
    返回:
    
    String
  - removeQuotes
```
public static String removeQuotes(String str)
```
    Remove single or double quotes in query keywords to avoid sql errors
    
    参数:
    
    str - String
    
    返回:
    
    String
  - replaceHtml
```
public static String replaceHtml(String html)
```
    replace special character of html
    
    参数:
    
    html - html tag
    
    返回:
    
    String after replaced}
  - replaceMobileHtml
```
public static String replaceMobileHtml(String html)
```
    replace special character of html
    
    参数:
    
    html - html tag
    
    返回:
    
    String after replaced}
  - getChinese
```
public static String getChinese(String str)
```
    Extract Chinese in a string
    
    参数:
    
    str - characters
    
    返回:
    
    Chinese characters
  - getNotChinese
```
public static String getNotChinese(String str)
```
    Extract non-Chinese characters in a string
    
    参数:
    
    str - characters
    
    返回:
    
    non-Chinese characters
  - removePrefix
```
public static String removePrefix(String str,
                                  String prefix)
```
    Remove the specified prefix
    
    参数:
    
    str - source
    
    prefix - prefix
    
    返回:
    
    If the prefix does not match, return the original string
  - split
```
public static String[] split(String str,
                             String regex)
```
    split
    
    参数:
    
    str - source str
    
    regex - regex expression
    
    返回:
    
    array of String
  - seqNumLeftPadZero
```
public static String seqNumLeftPadZero(long seq,
                                       int len)
```
    Left pad a long number with zero
    
    参数:
    
    seq - sequence number
    
    len - max length of number
    
    返回:
    
    String
  - unicode2String
```
public static String unicode2String(String unicode)
```
    convert unicode to string
    
    参数:
    
    unicode - unicode character
    
    返回:
    
    String

类 StringUtil

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

EMPTY

构造器详细资料

StringUtil

方法详细资料

isEmpty

isNotEmpty

isSameCharacter

isContinuityCharacter

getCharCode

convertTo8859

capitalise

trim

filterStr

cleanSqlWildCharater

cleanXSS

camelToUnderline

underlineToCamel

hyphenLineToCamel

toCapitalizeCamelCase

firstToUpperCase

firstToLowerCase

createSerialNo

urlDecode

urlEncode

ios8859ToUtf8

binaryString2hexString

hexString2binaryString

trimBlank

length

createRandom

removeQuotes

replaceHtml

replaceMobileHtml

getChinese

getNotChinese

removePrefix

split

seqNumLeftPadZero

unicode2String