com.jfinal.kit

类 StrKit

java.lang.Object

org.apache.commons.lang3.StringUtils

com.jfinal.kit.StrKit

直接已知子类:

StringKit

public class StrKit
extends org.apache.commons.lang3.StringUtils

StrKit.

字段概要

字段

限定符和类型	字段和说明
static String	ENCODING 字符编码
static Pattern	referer_pattern
static String	regExp_accountNumber
static String	regExp_chinese_1
static String	regExp_chinese_2
static String	regExp_email
static String	regExp_float_1
static String	regExp_float_2
static String	regExp_float_3
static String	regExp_float_4
static String	regExp_float_5
static String	regExp_html_1
static String	regExp_idCard
static String	regExp_integer_1 常用正则表达式
static String	regExp_integer_2
static String	regExp_integer_3
static String	regExp_integer_4
static String	regExp_integer_5
static String	regExp_ip
static String	regExp_letter_1
static String	regExp_letter_2
static String	regExp_letter_3
static String	regExp_letter_4
static String	regExp_letter_5
static String	regExp_line
static String	regExp_postbody
static String	regExp_qq
static String	regExp_startEndEmpty
static String	regExp_telephone
static String	regExp_url_1
static String	regExp_url_2

从类继承的字段 org.apache.commons.lang3.StringUtils

CR, EMPTY, INDEX_NOT_FOUND, LF, SPACE

构造器概要

构造器

构造器和说明
StrKit()

方法概要

限定符和类型	方法和说明
static String	beanName(Object bean) 获取bean名称
static String	decode(String data) Url Base64解码
static String	encode(String data) Url Base64编码
static String	firstCharToLowerCase(String str) 首字母变小写
static String	firstCharToUpperCase(String str) 首字母变大写
static String	getFileExt(String contentType) 根据内容类型判断文件扩展名
static boolean	isBlank(String str)
static boolean	isNotBlank(String str) 字符串不为 null 而且不为 "" 时返回 true
static String	lowerCase(String str) Converts a String to lower case as per String.toLowerCase().
static String	lowerCase(String str, Locale locale) Converts a String to lower case as per String.toLowerCase(Locale) .
static boolean	notNull(Object... paras)
static String	randomNumber(int len)
static String	replace(String s, String sub, String with)
static Timestamp	toTimestamp(String format, String dateStr)
static String	upperCase(String str)
static String	upperCase(String str, Locale locale) Converts a String to upper case as per String.toUpperCase(Locale) .
static String	urlEncode(String source) URL编码（utf-8）
static String	userLinks(String contents, List<String> userReferers) 处理提到某人 @xxxx

从类继承的方法 org.apache.commons.lang3.StringUtils

abbreviate, abbreviate, abbreviateMiddle, appendIfMissing, appendIfMissingIgnoreCase, capitalize, center, center, center, chomp, chomp, chop, contains, contains, containsAny, containsAny, containsIgnoreCase, containsNone, containsNone, containsOnly, containsOnly, containsWhitespace, countMatches, defaultIfBlank, defaultIfEmpty, defaultString, defaultString, deleteWhitespace, difference, endsWith, endsWithAny, endsWithIgnoreCase, equals, equalsIgnoreCase, getCommonPrefix, getJaroWinklerDistance, getLevenshteinDistance, getLevenshteinDistance, indexOf, indexOf, indexOf, indexOf, indexOfAny, indexOfAny, indexOfAny, indexOfAnyBut, indexOfAnyBut, indexOfDifference, indexOfDifference, indexOfIgnoreCase, indexOfIgnoreCase, isAllLowerCase, isAllUpperCase, isAlpha, isAlphanumeric, isAlphanumericSpace, isAlphaSpace, isAnyBlank, isAnyEmpty, isAsciiPrintable, isBlank, isEmpty, isNoneBlank, isNoneEmpty, isNotBlank, isNotEmpty, isNumeric, isNumericSpace, isWhitespace, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, lastIndexOf, lastIndexOf, lastIndexOf, lastIndexOf, lastIndexOfAny, lastIndexOfIgnoreCase, lastIndexOfIgnoreCase, lastOrdinalIndexOf, left, leftPad, leftPad, leftPad, length, mid, normalizeSpace, ordinalIndexOf, overlay, prependIfMissing, prependIfMissingIgnoreCase, remove, remove, removeEnd, removeEndIgnoreCase, removePattern, removeStart, removeStartIgnoreCase, repeat, repeat, repeat, replace, replaceChars, replaceChars, replaceEach, replaceEachRepeatedly, replaceOnce, replacePattern, reverse, reverseDelimited, right, rightPad, rightPad, rightPad, split, split, split, split, splitByCharacterType, splitByCharacterTypeCamelCase, splitByWholeSeparator, splitByWholeSeparator, splitByWholeSeparatorPreserveAllTokens, splitByWholeSeparatorPreserveAllTokens, splitPreserveAllTokens, splitPreserveAllTokens, splitPreserveAllTokens, splitPreserveAllTokens, startsWith, startsWithAny, startsWithIgnoreCase, strip, strip, stripAccents, stripAll, stripAll, stripEnd, stripStart, stripToEmpty, stripToNull, substring, substring, substringAfter, substringAfterLast, substringBefore, substringBeforeLast, substringBetween, substringBetween, substringsBetween, swapCase, toEncodedString, toString, trim, trimToEmpty, trimToNull, uncapitalize

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

regExp_integer_1

public static final String regExp_integer_1

常用正则表达式

另请参阅:

常量字段值

regExp_integer_2

public static final String regExp_integer_2

另请参阅:

常量字段值

regExp_integer_3

public static final String regExp_integer_3

另请参阅:

常量字段值

regExp_integer_4

public static final String regExp_integer_4

另请参阅:

常量字段值

regExp_integer_5

public static final String regExp_integer_5

另请参阅:

常量字段值

regExp_float_1

public static final String regExp_float_1

另请参阅:

常量字段值

regExp_float_2

public static final String regExp_float_2

另请参阅:

常量字段值

regExp_float_3

public static final String regExp_float_3

另请参阅:

常量字段值

regExp_float_4

public static final String regExp_float_4

另请参阅:

常量字段值

regExp_float_5

public static final String regExp_float_5

另请参阅:

常量字段值

regExp_letter_1

public static final String regExp_letter_1

另请参阅:

常量字段值

regExp_letter_2

public static final String regExp_letter_2

另请参阅:

常量字段值

regExp_letter_3

public static final String regExp_letter_3

另请参阅:

常量字段值

regExp_letter_4

public static final String regExp_letter_4

另请参阅:

常量字段值

regExp_letter_5

public static final String regExp_letter_5

另请参阅:

常量字段值

regExp_email

public static final String regExp_email

另请参阅:

常量字段值

regExp_url_1

public static final String regExp_url_1

另请参阅:

常量字段值

regExp_url_2

public static final String regExp_url_2

另请参阅:

常量字段值

regExp_chinese_1

public static final String regExp_chinese_1

另请参阅:

常量字段值

regExp_chinese_2

public static final String regExp_chinese_2

另请参阅:

常量字段值

regExp_line

public static final String regExp_line

另请参阅:

常量字段值

regExp_html_1

public static final String regExp_html_1

另请参阅:

常量字段值

regExp_startEndEmpty

public static final String regExp_startEndEmpty

另请参阅:

常量字段值

regExp_accountNumber

public static final String regExp_accountNumber

另请参阅:

常量字段值

regExp_telephone

public static final String regExp_telephone

另请参阅:

常量字段值

regExp_qq

public static final String regExp_qq

另请参阅:

常量字段值

regExp_postbody

public static final String regExp_postbody

另请参阅:

常量字段值

regExp_idCard

public static final String regExp_idCard

另请参阅:

常量字段值

regExp_ip

public static final String regExp_ip

另请参阅:

常量字段值

ENCODING

public static final String ENCODING

字符编码

另请参阅:

常量字段值

referer_pattern

public static final Pattern referer_pattern

构造器详细资料

StrKit

public StrKit()

方法详细资料

encode

public static String encode(String data)
                     throws Exception

Url Base64编码

参数:

data - 待编码数据

返回:

String 编码数据

抛出:

Exception

decode

public static String decode(String data)
                     throws Exception

Url Base64解码

参数:

data - 待解码数据

返回:

String 解码数据

抛出:

Exception

urlEncode

public static String urlEncode(String source)

URL编码（utf-8）

参数:

source -

返回:

getFileExt

public static String getFileExt(String contentType)

根据内容类型判断文件扩展名

参数:

contentType - 内容类型

返回:

beanName

public static String beanName(Object bean)

获取bean名称

参数:

bean -

返回:

userLinks

public static String userLinks(String contents,
                               List<String> userReferers)

处理提到某人 @xxxx

参数:

msg - 传入的文本内容

referers - 传出被引用到的会员名单

返回:

返回带有链接的文本内容

firstCharToLowerCase

public static String firstCharToLowerCase(String str)

首字母变小写

firstCharToUpperCase

public static String firstCharToUpperCase(String str)

首字母变大写

isBlank

public static boolean isBlank(String str)

isNotBlank

public static boolean isNotBlank(String str)

字符串不为 null 而且不为 "" 时返回 true

notNull

public static boolean notNull(Object... paras)

upperCase

public static String upperCase(String str)

upperCase

public static String upperCase(String str,
                               Locale locale)

Converts a String to upper case as per String.toUpperCase(Locale) .

A null input String returns null.

 StringUtils.upperCase(null, Locale.ENGLISH)  = null
 StringUtils.upperCase("", Locale.ENGLISH)    = ""
 StringUtils.upperCase("aBc", Locale.ENGLISH) = "ABC"
 

参数:

str - the String to upper case, may be null

locale - the locale that defines the case transformation rules, must not be null

返回:

the upper cased String, null if null String input

从以下版本开始:

2.5

lowerCase

public static String lowerCase(String str)

Converts a String to lower case as per String.toLowerCase().

A null input String returns null.

 StringUtils.lowerCase(null)  = null
 StringUtils.lowerCase("")    = ""
 StringUtils.lowerCase("aBc") = "abc"
 

Note: As described in the documentation for String.toLowerCase(), the result of this method is affected by the current locale. For platform-independent case transformations, the method lowerCase(String, Locale) should be used with a specific locale (e.g. Locale.ENGLISH).

参数:

str - the String to lower case, may be null

返回:

the lower cased String, null if null String input

lowerCase

public static String lowerCase(String str,
                               Locale locale)

Converts a String to lower case as per String.toLowerCase(Locale) .

A null input String returns null.

 StringUtils.lowerCase(null, Locale.ENGLISH)  = null
 StringUtils.lowerCase("", Locale.ENGLISH)    = ""
 StringUtils.lowerCase("aBc", Locale.ENGLISH) = "abc"
 

参数:

str - the String to lower case, may be null

locale - the locale that defines the case transformation rules, must not be null

返回:

the lower cased String, null if null String input

从以下版本开始:

2.5

replace

public static String replace(String s,
                             String sub,
                             String with)

toTimestamp

public static Timestamp toTimestamp(String format,
                                    String dateStr)

randomNumber

public static String randomNumber(int len)