
public final class Strings

A minimal String utility class. Designed for internal dom use only.

Field Summary

Fields
Modifier and Type	Field	Description
`public final static Array<String>`	`emptyStringArray`
`public final static char`	`COMMA`
`public final static String`	`COMMA_STR`
`public final static char`	`ESCAPE_CHAR`
`public final static Pattern`	`HTML_CHARSET_PATTERN`
`public final static Pattern`	`PRICE_PATTERN`
`public final static String`	`DEFAULT_KEEP_CHARS`
`public final static String`	`HTML_TAG_REGEX`
`public final static String`	`FLOAT_REGEX`
`public static Pattern`	`FLOAT_PATTERN`
`public static Pattern`	`HTML_TAG_PATTERN`
`public final static String`	`NUMERIC_LIKE_REGEX`
`public static Pattern`	`NUMERIC_LIKE_PATTERN`
`public final static String`	`MONEY_LIKE_REGEX`
`public static Pattern`	`MONEY_LIKE_PATTERN`
`public final static String`	`CHINESE_PHONE_NUMBER_LIKE_REGEX`
`public static Pattern`	`CHINESE_PHONE_NUMBER_LIKE_PATTERN`
`public final static String`	`IP_PORT_REGEX`
`public final static Pattern`	`IP_PORT_PATTERN`
`public final static int`	`CODE_KEYBOARD_WHITESPACE`
`public final static int`	`CODE_NBSP`
`public final static String`	`KEYBOARD_WHITESPACE`
`public final static String`	`NBSP`
`public final static Array<char>`	`HEX_DIGITS`
`public final static Array<String>`	`padding`
`public final static Comparator<String>`	`LongerFirstComparator`
`public final static Comparator<String>`	`ShorterFirstComparator`
`public final static Pattern`	`PatternTime`

Method Summary

Modifier and Type	Method	Description
`static int`	`countTimeString(String text)`	countTimeString.
`static boolean`	`isActuallyWhitespace(int c)`	Tests if a code point is "whitespace" as defined by what it looks like.
`static String`	`toHexString(ByteBuffer buf)`	Convenience call for toHexString, where`sep = null; lineLen = Integer.MAX_VALUE`.
`static String`	`toHexString(ByteBuffer buf, String sep, int lineLen)`	Get a text representation of a ByteBuffer as hexadecimal String, where eachpair of hexadecimal digits corresponds to consecutive bytes in the array.
`static String`	`toHexString(Array<byte> buf)`	Convenience call for toHexString, where`sep = null; lineLen = Integer.MAX_VALUE`.
`static String`	`toHexString(Array<byte> buf, String sep, int lineLen)`	Get a text representation of a byte[] as hexadecimal String, where eachpair of hexadecimal digits corresponds to consecutive bytes in the array.
`static String`	`toHexString(Array<byte> buf, int of, int cb, String sep, int lineLen)`	Get a text representation of a byte[] as hexadecimal String, where eachpair of hexadecimal digits corresponds to consecutive bytes in the array.
`static boolean`	`isChinese(char c)`	isChinese.
`static boolean`	`isChinese(String text)`	isChinese.
`static boolean`	`isMainlyChinese(String text, double percentage)`	isMainlyChinese.
`static int`	`countChinese(String text)`	countChinese.
`static boolean`	`isChineseByREG(String str)`	isChineseByREG.
`static boolean`	`isChineseCharByREG(char ch)`	isChineseCharByREG.
`static boolean`	`isChineseByName(String str)`	isChineseByName.
`static String`	`stripNonChar(String text)`	stripNonChar.
`static String`	`stripNonChar(String text, String keeps)`	stripNonChar.
`static String`	`trimNonChar(String text)`	trimNonChar.
`static String`	`trimNonChar(String text, String keeps)`	trimNonChar.
`static boolean`	`isCJK(char ch)`	isCJK.
`static String`	`stripNonCJKChar(String text)`	stripNonCJKChar.
`static String`	`stripNonCJKChar(String text, String keeps)`	stripNonCJKChar.
`static String`	`trimNonCJKChar(String text)`	trimNonCJKChar.
`static String`	`trimNonCJKChar(String text, String keeps)`	trimNonCJKChar.
`static String`	`stripNonPrintableChar(String text)`	stripNonPrintableChar.
`static boolean`	`isPrintableUnicodeChar(char ch)`	isPrintableUnicodeChar.
`static String`	`cleanField(String value)`	Copy from pulsar , remove "�"
`static String`	`getLongestPart(String text, Pattern pattern)`	getLongestPart.
`static String`	`getLongestPart(String text, String regex)`	getLongestPart.
`static String`	`csslize(String text)`	csslize.
`static String`	`humanize(String text)`	humanize.
`static String`	`humanize(String text, String seperator)`	humanize.
`static String`	`humanize(String text, String suffix, String seperator)`	humanize.
`static String`	`humanize(Class clazz, String suffix, String seperator)`	humanize.
`static int`	`getLeadingInteger(String s, int defaultValue)`	getLeadingInteger.
`static int`	`getTailingInteger(String s, int defaultValue)`	getTailingInteger.
`static int`	`getFirstInteger(String s, int defaultValue)`	getFirstInteger.
`static int`	`getLastInteger(String s, int defaultValue)`	getLastInteger.
`static float`	`getFirstFloatNumber(String s, float defaultValue)`	getFirstFloatNumber.
`static float`	`getLastFloatNumber(String s, float defaultValue)`	getLastFloatNumber.
`static boolean`	`contains(String text, Array<CharSequence> searchCharSequences)`	contains.
`static boolean`	`containsAny(String text, Array<CharSequence> searchCharSequences)`	containsAny.
`static boolean`	`containsNone(String text, Array<CharSequence> searchCharSequences)`	containsNone.
`static String`	`stringifyException(Throwable e)`	stringifyException.
`static String`	`simplifyException(@NotNull() Throwable e)`	simplifyException.
`static String`	`reverse(String s)`	reverse.
`static String`	`doubleQuoteIfContainsWhitespace(String s)`	doubleQuoteIfContainsWhitespace.
`static String`	`readableBytes(int bytes)`	readableBytes.
`static String`	`readableBytes(long bytes)`	readableBytes.
`static String`	`readableBytes(int bytes, boolean si)`	readableBytes.
`static String`	`readableBytes(long bytes, boolean si)`	readableBytes.
`static String`	`readableBytes(int bytes, int scale, boolean si)`	readableBytes.
`static String`	`readableBytes(long bytes, int scale, boolean si)`	readableBytes.
`static Map<String, String>`	`parseKvs(String line)`	Parse key-value pairs in a line, for example :"a=1 b=2 c=3", "x:1 y:2 z:3"
`static Map<String, String>`	`parseKvs(String line, String delimiter)`	Parse key-value pairs in a line, for example :"a=1 b=2 c=3", "x:1 y:2 z:3"
`static List<String>`	`getUnslashedLines(String allLines)`	All lines separated by back slashes are merged together
`static List<String>`	`getUnslashedLines(String allLines, String EOL)`	getUnslashedLines.
`static String`	`mergeSlashedLine(String slashedLine)`	Merge lines concatenated with back slash, for example :The line "Java Stream API is very very usefull \\\n"" and we use them everywhere "can be merged into "Java Stream API is very very usefull and we use them everywhere"
`static List<String>`	`mergeSlashedLines(Iterable<String> linesWithSlash)`	All lines separated by back slashes are merged together
`static int`	`getLongestCommonSubstring(String a, String b)`	getLongestCommonSubstring.
`static String`	`replaceCharsetInHtml(String html, String charset)`	Not completely tested
`static Array<String>`	`getStrings(String str)`	Returns an arraylist of strings.
`static String`	`arrayToString(Array<String> strs)`	arrayToString.
`static Collection<String>`	`getStringCollection(String str)`	Returns a collection of strings.
`static Collection<String>`	`getStringCollection(String str, String delim)`	Returns a collection of strings.
`static Collection<String>`	`getTrimmedStringCollection(String str)`	Splits a comma separated value `String`, trimming leading and trailing whitespace on each value.Duplicate and empty values are removed.
`static Array<String>`	`getTrimmedStrings(String str)`	Splits a comma separated value `String`, trimming leading and trailing whitespace on each value.
`static boolean`	`hasHTMLTags(String text)`	hasHTMLTags.
`static boolean`	`isFloat(String text)`	isFloat.
`static boolean`	`isNumericLike(String text)`	isNumericLike.
`static boolean`	`isMoneyLike(String text)`	https://www.regextester.
`static boolean`	`isIpPortLike(String text)`	isIpPortLike.
`static boolean`	`isIpLike(String text)`	isIpLike.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - countTimeString
```
 static int countTimeString(String text)
```
    countTimeString.
    
    Parameters:
    
    text - a java.lang.String object.
  - isActuallyWhitespace
```
 static boolean isActuallyWhitespace(int c)
```
    Tests if a code point is "whitespace" as defined by what it looks like. Used for Element.text etc.
    
    Parameters:
    
    c - code point to test
  - toHexString
```
 static String toHexString(ByteBuffer buf)
```
    Convenience call for toHexString, wheresep = null; lineLen = Integer.MAX_VALUE.
    
    Parameters:
    
    buf - The byte buffer
  - toHexString
```
 static String toHexString(ByteBuffer buf, String sep, int lineLen)
```
    Get a text representation of a ByteBuffer as hexadecimal String, where eachpair of hexadecimal digits corresponds to consecutive bytes in the array.
    
    Parameters:
    
    buf - input data
    
    sep - separate every pair of hexadecimal digits with this separator, ornull if no separation is needed.
    
    lineLen - break the output String into lines containing output for lineLenbytes.
  - toHexString
```
 static String toHexString(Array<byte> buf)
```
    Convenience call for toHexString, wheresep = null; lineLen = Integer.MAX_VALUE.
    
    Parameters:
    
    buf - the buffer
  - toHexString
```
 static String toHexString(Array<byte> buf, String sep, int lineLen)
```
    Get a text representation of a byte[] as hexadecimal String, where eachpair of hexadecimal digits corresponds to consecutive bytes in the array.
    
    Parameters:
    
    buf - input data
    
    sep - separate every pair of hexadecimal digits with this separator, ornull if no separation is needed.
    
    lineLen - break the output String into lines containing output for lineLenbytes.
  - toHexString
```
 static String toHexString(Array<byte> buf, int of, int cb, String sep, int lineLen)
```
    Get a text representation of a byte[] as hexadecimal String, where eachpair of hexadecimal digits corresponds to consecutive bytes in the array.
    
    Parameters:
    
    buf - input data
    
    of - the offset into the byte[] to start reading
    
    cb - the number of bytes to read from the byte[]
    
    sep - separate every pair of hexadecimal digits with this separator, ornull if no separation is needed.
    
    lineLen - break the output String into lines containing output for lineLenbytes.
  - isChinese
```
 static boolean isChinese(char c)
```
    isChinese.
    
    Parameters:
    
    c - a char.
  - isChinese
```
 static boolean isChinese(String text)
```
    isChinese.
    
    Parameters:
    
    text - a java.lang.String object.
  - isMainlyChinese
```
 static boolean isMainlyChinese(String text, double percentage)
```
    isMainlyChinese.
    
    Parameters:
    
    text - a java.lang.String object.
    
    percentage - a double.
  - countChinese
```
 static int countChinese(String text)
```
    countChinese.
    
    Parameters:
    
    text - a java.lang.String object.
  - isChineseByREG
```
 static boolean isChineseByREG(String str)
```
    isChineseByREG.
    
    Parameters:
    
    str - a java.lang.String object.
  - isChineseCharByREG
```
 static boolean isChineseCharByREG(char ch)
```
    isChineseCharByREG.
    
    Parameters:
    
    ch - a char.
  - isChineseByName
```
 static boolean isChineseByName(String str)
```
    isChineseByName.
    
    Parameters:
    
    str - a java.lang.String object.
  - stripNonChar
```
 static String stripNonChar(String text)
```
    stripNonChar.
    
    Parameters:
    
    text - a java.lang.String object.
  - stripNonChar
```
 static String stripNonChar(String text, String keeps)
```
    stripNonChar.
    
    Parameters:
    
    text - a java.lang.String object.
    
    keeps - a java.lang.String object.
  - trimNonChar
```
 static String trimNonChar(String text)
```
    trimNonChar.
    
    Parameters:
    
    text - a java.lang.String object.
  - trimNonChar
```
 static String trimNonChar(String text, String keeps)
```
    trimNonChar.
    
    Parameters:
    
    text - a java.lang.String object.
    
    keeps - a java.lang.String object.
  - isCJK
```
 static boolean isCJK(char ch)
```
    isCJK.
    
    Parameters:
    
    ch - a char.
  - stripNonCJKChar
```
 static String stripNonCJKChar(String text)
```
    stripNonCJKChar.
    
    Parameters:
    
    text - a java.lang.String object.
  - stripNonCJKChar
```
 static String stripNonCJKChar(String text, String keeps)
```
    stripNonCJKChar.
    
    Parameters:
    
    text - a java.lang.String object.
    
    keeps - a java.lang.String object.
  - trimNonCJKChar
```
 static String trimNonCJKChar(String text)
```
    trimNonCJKChar.
    
    Parameters:
    
    text - a java.lang.String object.
  - trimNonCJKChar
```
 static String trimNonCJKChar(String text, String keeps)
```
    trimNonCJKChar.
    
    Parameters:
    
    text - a java.lang.String object.
    
    keeps - a java.lang.String object.
  - stripNonPrintableChar
```
 static String stripNonPrintableChar(String text)
```
    stripNonPrintableChar.
    
    Parameters:
    
    text - a java.lang.String object.
  - isPrintableUnicodeChar
```
 static boolean isPrintableUnicodeChar(char ch)
```
    isPrintableUnicodeChar.
    
    Parameters:
    
    ch - a char.
  - cleanField
```
 static String cleanField(String value)
```
    Copy from pulsar , remove "�"
    
    Parameters:
    
    value - the dirty String value.
  - getLongestPart
```
 static String getLongestPart(String text, Pattern pattern)
```
    getLongestPart.
    
    Parameters:
    
    text - a java.lang.String object.
    
    pattern - a java.util.regex.Pattern object.
  - getLongestPart
```
 static String getLongestPart(String text, String regex)
```
    getLongestPart.
    
    Parameters:
    
    text - a java.lang.String object.
    
    regex - a java.lang.String object.
  - csslize
```
 static String csslize(String text)
```
    csslize.
    
    Parameters:
    
    text - a java.lang.String object.
  - humanize
```
 static String humanize(String text)
```
    humanize.
    
    Parameters:
    
    text - a java.lang.String object.
  - humanize
```
 static String humanize(String text, String seperator)
```
    humanize.
    
    Parameters:
    
    text - a java.lang.String object.
    
    seperator - a java.lang.String object.
  - humanize
```
 static String humanize(String text, String suffix, String seperator)
```
    humanize.
    
    Parameters:
    
    text - a java.lang.String object.
    
    suffix - a java.lang.String object.
    
    seperator - a java.lang.String object.
  - humanize
```
 static String humanize(Class clazz, String suffix, String seperator)
```
    humanize.
    
    Parameters:
    
    clazz - a java.lang.Class object.
    
    suffix - a java.lang.String object.
    
    seperator - a java.lang.String object.
  - getLeadingInteger
```
 static int getLeadingInteger(String s, int defaultValue)
```
    getLeadingInteger.
    
    Parameters:
    
    s - a java.lang.String object.
    
    defaultValue - a int.
  - getTailingInteger
```
 static int getTailingInteger(String s, int defaultValue)
```
    getTailingInteger.
    
    Parameters:
    
    s - a java.lang.String object.
    
    defaultValue - a int.
  - getFirstInteger
```
 static int getFirstInteger(String s, int defaultValue)
```
    getFirstInteger.
    
    Parameters:
    
    s - The string that might contain a integer number.
    
    defaultValue - the default value if the string has no any integer number.
  - getLastInteger
```
 static int getLastInteger(String s, int defaultValue)
```
    getLastInteger.
    TODO: do not support prefix +-
    
    Parameters:
    
    s - The string that might contain a integer number.
    
    defaultValue - the default value if the string has no any integer number.
  - getFirstFloatNumber
```
 static float getFirstFloatNumber(String s, float defaultValue)
```
    getFirstFloatNumber.
    
    Parameters:
    
    s - The string that might contain a float number.
    
    defaultValue - the default value if the string has no any float number.
  - getLastFloatNumber
```
 static float getLastFloatNumber(String s, float defaultValue)
```
    getLastFloatNumber.
    
    Parameters:
    
    s - The string that might contain a float number.
    
    defaultValue - the default value if the string has no any float number.
  - contains
```
 static boolean contains(String text, Array<CharSequence> searchCharSequences)
```
    contains.
    
    Parameters:
    
    text - a java.lang.String object.
    
    searchCharSequences - a java.lang.CharSequence object.
  - containsAny
```
 static boolean containsAny(String text, Array<CharSequence> searchCharSequences)
```
    containsAny.
    
    Parameters:
    
    text - a java.lang.String object.
    
    searchCharSequences - a java.lang.CharSequence object.
  - containsNone
```
 static boolean containsNone(String text, Array<CharSequence> searchCharSequences)
```
    containsNone.
    
    Parameters:
    
    text - a java.lang.String object.
    
    searchCharSequences - a java.lang.CharSequence object.
  - stringifyException
```
 static String stringifyException(Throwable e)
```
    stringifyException.
    
    Parameters:
    
    e - a java.lang.Throwable object.
  - simplifyException
```
 static String simplifyException(@NotNull() Throwable e)
```
    simplifyException.
    
    Parameters:
    
    e - a java.lang.Throwable object.
  - reverse
```
 static String reverse(String s)
```
    reverse.
    
    Parameters:
    
    s - a java.lang.String object.
  - doubleQuoteIfContainsWhitespace
```
 static String doubleQuoteIfContainsWhitespace(String s)
```
    doubleQuoteIfContainsWhitespace.
    
    Parameters:
    
    s - a java.lang.String object.
  - readableBytes
```
 static String readableBytes(int bytes)
```
    readableBytes.
    
    Parameters:
    
    bytes - a long.
  - readableBytes
```
 static String readableBytes(long bytes)
```
    readableBytes.
    
    Parameters:
    
    bytes - a long.
  - readableBytes
```
 static String readableBytes(int bytes, boolean si)
```
    readableBytes.
    
    Parameters:
    
    bytes - a long.
    
    si - a boolean.
  - readableBytes
```
 static String readableBytes(long bytes, boolean si)
```
    readableBytes.
    
    Parameters:
    
    bytes - a long.
    
    si - a boolean.
  - readableBytes
```
 static String readableBytes(int bytes, int scale, boolean si)
```
    readableBytes.
    
    Parameters:
    
    bytes - a long.
    
    scale - a int.
    
    si - a boolean.
  - readableBytes
```
 static String readableBytes(long bytes, int scale, boolean si)
```
    readableBytes.
    
    Parameters:
    
    bytes - a long.
    
    scale - a int.
    
    si - a boolean.
  - parseKvs
```
 static Map<String, String> parseKvs(String line)
```
    Parse key-value pairs in a line, for example :"a=1 b=2 c=3", "x:1 y:2 z:3"
    
    Parameters:
    
    line - The line to parse
  - parseKvs
```
 static Map<String, String> parseKvs(String line, String delimiter)
```
    Parse key-value pairs in a line, for example :"a=1 b=2 c=3", "x:1 y:2 z:3"
    
    Parameters:
    
    line - The line to parse
    
    delimiter - a java.lang.String object.
  - getUnslashedLines
```
 static List<String> getUnslashedLines(String allLines)
```
    All lines separated by back slashes are merged together
    
    Parameters:
    
    allLines - All lines separated by "\n", some of them are separated by back slash
  - getUnslashedLines
```
 static List<String> getUnslashedLines(String allLines, String EOL)
```
    getUnslashedLines.
    
    Parameters:
    
    allLines - a java.lang.String object.
    
    EOL - a java.lang.String object.
  - mergeSlashedLine
```
 static String mergeSlashedLine(String slashedLine)
```
    Merge lines concatenated with back slash, for example :The line "Java Stream API is very very usefull \\\n"" and we use them everywhere "can be merged into "Java Stream API is very very usefull and we use them everywhere"
    
    Parameters:
    
    slashedLine - a java.lang.String object.
  - mergeSlashedLines
```
 static List<String> mergeSlashedLines(Iterable<String> linesWithSlash)
```
    All lines separated by back slashes are merged together
    
    Parameters:
    
    linesWithSlash - Lines with back slash
  - getLongestCommonSubstring
```
 static int getLongestCommonSubstring(String a, String b)
```
    getLongestCommonSubstring.
    
    Parameters:
    
    a - a java.lang.String object.
    
    b - a java.lang.String object.
  - replaceCharsetInHtml
```
 static String replaceCharsetInHtml(String html, String charset)
```
    Not completely tested
    
    Parameters:
    
    html - a java.lang.String object.
    
    charset - a java.lang.String object.
  - getStrings
```
 static Array<String> getStrings(String str)
```
    Returns an arraylist of strings.
    
    Parameters:
    
    str - the comma seperated string values
  - arrayToString
```
 static String arrayToString(Array<String> strs)
```
    arrayToString.
    
    Parameters:
    
    strs - an array of java.lang.String objects.
  - getStringCollection
```
 static Collection<String> getStringCollection(String str)
```
    Returns a collection of strings.
    
    Parameters:
    
    str - comma seperated string values
  - getStringCollection
```
 static Collection<String> getStringCollection(String str, String delim)
```
    Returns a collection of strings.
    
    Parameters:
    
    str - String to parse
    
    delim - delimiter to separate the values
  - getTrimmedStringCollection
```
 static Collection<String> getTrimmedStringCollection(String str)
```
    Splits a comma separated value String, trimming leading and trailing whitespace on each value.Duplicate and empty values are removed.
    
    Parameters:
    
    str - a comma separated string with values
  - getTrimmedStrings
```
 static Array<String> getTrimmedStrings(String str)
```
    Splits a comma separated value String, trimming leading and trailing whitespace on each value.
    
    Parameters:
    
    str - a comma separated String with values
  - hasHTMLTags
```
 static boolean hasHTMLTags(String text)
```
    hasHTMLTags.
    
    Parameters:
    
    text - a java.lang.String object.
  - isFloat
```
 static boolean isFloat(String text)
```
    isFloat.
    
    Parameters:
    
    text - a java.lang.String object.
  - isNumericLike
```
 static boolean isNumericLike(String text)
```
    isNumericLike.
    
    Parameters:
    
    text - a java.lang.String object.
  - isMoneyLike
```
 static boolean isMoneyLike(String text)
```
    https://www.regextester.com/97725
    
    Parameters:
    
    text - a java.lang.String object.
  - isIpPortLike
```
 static boolean isIpPortLike(String text)
```
    isIpPortLike.
    
    Parameters:
    
    text - a java.lang.String object.
  - isIpLike
```
 static boolean isIpLike(String text)
```
    isIpLike.
    
    Parameters:
    
    text - a java.lang.String object.

Class Strings

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Method Detail

countTimeString

isActuallyWhitespace

toHexString

toHexString

toHexString

toHexString

toHexString

isChinese

isChinese

isMainlyChinese

countChinese

isChineseByREG

isChineseCharByREG

isChineseByName

stripNonChar

stripNonChar

trimNonChar

trimNonChar

isCJK

stripNonCJKChar

stripNonCJKChar

trimNonCJKChar

trimNonCJKChar

stripNonPrintableChar

isPrintableUnicodeChar

cleanField

getLongestPart

getLongestPart

csslize

humanize

humanize

humanize

humanize

getLeadingInteger

getTailingInteger

getFirstInteger

getLastInteger

getFirstFloatNumber

getLastFloatNumber

contains

containsAny

containsNone

stringifyException

simplifyException

reverse

doubleQuoteIfContainsWhitespace

readableBytes

readableBytes

readableBytes

readableBytes

readableBytes

readableBytes

parseKvs

parseKvs

getUnslashedLines

getUnslashedLines

mergeSlashedLine

mergeSlashedLines

getLongestCommonSubstring

replaceCharsetInHtml

getStrings

arrayToString

getStringCollection

getStringCollection

getTrimmedStringCollection

getTrimmedStrings

hasHTMLTags

isFloat

isNumericLike

isMoneyLike

isIpPortLike

isIpLike