StringUtil (mutils-core 0.1.2.RELEASE API)

java.lang.Object
- org.apache.commons.lang3.StringUtils
- - cn.minsin.core.tools.StringUtil

```
public class StringUtil
extends org.apache.commons.lang3.StringUtils
```
字符串帮助类可参考 StringUtils

从以下版本开始:

0.1.0

作者:

mintonzhang

字段概要
- 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
限定符构造器和说明

protected StringUtil()

构造器
限定符	构造器和说明
`protected`	`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 boolean`	`checkStringLength(String str, int length, boolean allowNull)` 判断字符串是否超长
`static String`	`createUUID()` 生成length位随机UUID随机主键
`static String`	`filterAllSpace(String str)` 去除所有空格
`static String`	`filterSearchKey(String str, String... filterKey)` 关键字去空格及过滤
`static String`	`filterSearchKeyAndReplace(String str, String... filterKey)` 关键字去空格及过滤如果出现关键字将替换为空
`static String`	`filterSpace(String str)` 去除两端空格
`static String`	`firstCharacterToUpper(String srcStr)` 首字母大写
`static String`	`getUUIDForLength(int length)` 生成length位随机UUID随机主键
`static boolean`	`isAllBlank(Object... param)` 是否全部参数都为空
`static boolean`	`isBlank(Object... param)` 是否包含参数值为空的数据
`static String`	`isBlankWithDefault(String cs, String def)` 判断是否为空如果为空则返回默认值
`static boolean`	`isChinese(String str, String... keywords)` 判断是否为中文
`static boolean`	`isContainChinese(String str)` 字符串是否包含中文
`static String`	`likeSearch(String key, int type, String... filterKey)` 关键字模糊查询
`static String`	`pickUpChinese(String source)` 提取字符串中的中文
`static String`	`removeFormat(String str)` 删除格式
`static String`	`replaceUnderline(String str)` 替换下划线并且把下划线后的第一个单词大写
`static String`	`replaceUnderline(String[] str)` 替换下划线并且把下划线后的第一个单词大写

从类继承的方法 org.apache.commons.lang3.StringUtils
abbreviate, abbreviate, abbreviate, abbreviate, abbreviateMiddle, appendIfMissing, appendIfMissingIgnoreCase, capitalize, center, center, center, chomp, chomp, chop, compare, compare, compareIgnoreCase, compareIgnoreCase, contains, contains, containsAny, containsAny, containsAny, containsIgnoreCase, containsNone, containsNone, containsOnly, containsOnly, containsWhitespace, countMatches, countMatches, defaultIfBlank, defaultIfEmpty, defaultString, defaultString, deleteWhitespace, difference, endsWith, endsWithAny, endsWithIgnoreCase, equals, equalsAny, equalsAnyIgnoreCase, equalsIgnoreCase, getCommonPrefix, getDigits, getFuzzyDistance, getJaroWinklerDistance, getLevenshteinDistance, getLevenshteinDistance, indexOf, indexOf, indexOf, indexOf, indexOfAny, indexOfAny, indexOfAny, indexOfAnyBut, indexOfAnyBut, indexOfDifference, indexOfDifference, indexOfIgnoreCase, indexOfIgnoreCase, isAllBlank, isAllEmpty, isAllLowerCase, isAllUpperCase, isAlpha, isAlphanumeric, isAlphanumericSpace, isAlphaSpace, isAnyBlank, isAnyEmpty, isAsciiPrintable, isBlank, isEmpty, isMixedCase, 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, joinWith, lastIndexOf, lastIndexOf, lastIndexOf, lastIndexOf, lastIndexOfAny, lastIndexOfIgnoreCase, lastIndexOfIgnoreCase, lastOrdinalIndexOf, left, leftPad, leftPad, leftPad, length, lowerCase, lowerCase, mid, normalizeSpace, ordinalIndexOf, overlay, prependIfMissing, prependIfMissingIgnoreCase, remove, remove, removeAll, removeEnd, removeEndIgnoreCase, removeFirst, removeIgnoreCase, removePattern, removeStart, removeStartIgnoreCase, repeat, repeat, repeat, replace, replace, replaceAll, replaceChars, replaceChars, replaceEach, replaceEachRepeatedly, replaceFirst, replaceIgnoreCase, replaceIgnoreCase, replaceOnce, replaceOnceIgnoreCase, replacePattern, reverse, reverseDelimited, right, rightPad, rightPad, rightPad, rotate, 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, toCodePoints, toEncodedString, toString, trim, trimToEmpty, trimToNull, truncate, truncate, uncapitalize, unwrap, unwrap, upperCase, upperCase, wrap, wrap, wrapIfMissing, wrapIfMissing

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 构造器详细资料
  - StringUtil
```
protected StringUtil()
```
- 方法详细资料
  - isBlank
```
public static boolean isBlank(Object... param)
```
    是否包含参数值为空的数据
    
    参数:
    
    param - 需要检查的为空的参数们
    
    返回:
    
    true 有 false 无
  - isBlankWithDefault
```
public static String isBlankWithDefault(String cs,
                                        String def)
```
    判断是否为空如果为空则返回默认值
    
    参数:
    
    cs - 判断的字符串
    
    def - 默认值字符串
    
    返回:
  - isAllBlank
```
public static boolean isAllBlank(Object... param)
```
    是否全部参数都为空
    
    参数:
    
    param - 需要检查的为空的参数们
    
    返回:
    
    true 全部为空 false 数据中有非空数据
  - filterSearchKey
```
public static String filterSearchKey(String str,
                                     String... filterKey)
```
    关键字去空格及过滤
    
    参数:
    
    str -
    
    filterKey -
  - filterSearchKeyAndReplace
```
public static String filterSearchKeyAndReplace(String str,
                                               String... filterKey)
```
    关键字去空格及过滤如果出现关键字将替换为空
    
    参数:
    
    str -
    
    filterKey -
  - filterSpace
```
public static String filterSpace(String str)
```
    去除两端空格
    
    参数:
    
    str -
    
    返回:
    
    2018年9月21日
  - filterAllSpace
```
public static String filterAllSpace(String str)
```
    去除所有空格
    
    参数:
    
    str -
  - likeSearch
```
public static String likeSearch(String key,
                                int type,
                                String... filterKey)
```
    关键字模糊查询
    
    参数:
    
    key -
    
    type - -1 为%key 0为 %key% 1为key% 其他默认为0
  - createUUID
```
public static String createUUID()
```
    生成length位随机UUID随机主键
  - getUUIDForLength
```
public static String getUUIDForLength(int length)
```
    生成length位随机UUID随机主键
  - checkStringLength
```
public static boolean checkStringLength(String str,
                                        int length,
                                        boolean allowNull)
```
    判断字符串是否超长
    
    参数:
    
    str - 待定字符串
    
    length - 长度
    
    allowNull - 是否可以为空
    
    返回:
    
    true为不满足条件 false为满足条件
  - replaceUnderline
```
public static String replaceUnderline(String str)
```
    替换下划线并且把下划线后的第一个单词大写
    
    参数:
    
    str -
    
    返回:
  - replaceUnderline
```
public static String replaceUnderline(String[] str)
```
    替换下划线并且把下划线后的第一个单词大写
    
    参数:
    
    str -
    
    返回:
  - firstCharacterToUpper
```
public static String firstCharacterToUpper(String srcStr)
```
    首字母大写
    
    参数:
    
    srcStr -
    
    返回:
  - removeFormat
```
public static String removeFormat(String str)
```
    删除格式
    
    参数:
    
    str -
    
    返回:
  - isContainChinese
```
public static boolean isContainChinese(String str)
```
    字符串是否包含中文
    
    参数:
    
    str - 待校验字符串
    
    返回:
    
    true 包含中文字符 false 不包含中文字符
  - isChinese
```
public static boolean isChinese(String str,
                                String... keywords)
```
    判断是否为中文
    
    参数:
    
    str - 原字符串
    
    keywords - 需要过滤的字符(即包含此字符将视为中文)
    
    返回:
  - pickUpChinese
```
public static String pickUpChinese(String source)
```
    提取字符串中的中文
    
    参数:
    
    source -
    
    返回:
    
    如果为空返回null

类 StringUtil

字段概要

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

构造器概要

方法概要

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

从类继承的方法 java.lang.Object

构造器详细资料

StringUtil

方法详细资料

isBlank

isBlankWithDefault

isAllBlank

filterSearchKey

filterSearchKeyAndReplace

filterSpace

filterAllSpace

likeSearch

createUUID

getUUIDForLength

checkStringLength

replaceUnderline

replaceUnderline

firstCharacterToUpper

removeFormat

isContainChinese

isChinese

pickUpChinese