Java com.liferay.portal.kernel.util StringUtil fields, constructors, methods, implement or subclass

Introduction

In this page you can find the methods, fields and constructors for com.liferay.portal.kernel.util StringUtil.

The text is from its open source code.

Subclass

com.liferay.portal.kernel.util.StringUtil has subclasses.
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Method

String	add(String s, String add, String delimiter, boolean allowDuplicates) Adds string `add` to string `s` that represents a delimited list of strings, using a specified delimiter and optionally allowing duplicate words.
String	add(String s, String add) Adds string `add` to string `s` resulting in a comma delimited list of strings, disallowing duplicate strings in the list.
String	appendParentheticalSuffix(String s, int suffix) Returns the original string with an appended space followed by the string value of the suffix surrounded by parentheses.
String	appendParentheticalSuffix(String s, String suffix) Returns the original string with an appended space followed by the suffix surrounded by parentheses.
boolean	contains(String s, String text) Returns `true` if the string contains the text as one or more consecutive comma delimited list entries.
int	count(String s, char c)
int	count(String s, String text) Returns the number of times the text appears in the string.
boolean	endsWith(String s, char end) Returns `true` if the string ends with the specified character, ignoring case.
boolean	endsWith(String s, String end) Returns `true` if the string ends with the string `end`, ignoring case.
boolean	equals(String s1, String s2) Returns `true` if the strings are equal.
boolean	equalsIgnoreCase(char c1, char c2)
boolean	equalsIgnoreCase(String s1, String s2) Returns `true` if the strings are equal, ignoring case.
String	extractDigits(String s) Returns a string consisting of all of the digits extracted from the string.
String	extractFirst(String s, char delimiter) Returns the substring of `s` up to but not including the first occurrence of the delimiter.
String	extractFirst(String s, String delimiter) Returns the substring of `s` up to but not including the first occurrence of the delimiter.
String	extractLast(String s, char delimiter) Returns the substring of `s` after but not including the last occurrence of the delimiter.
String	extractLast(String s, String delimiter) Returns the substring of `s` after but not including the last occurrence of the delimiter.
String	extractLeadingDigits(String s) Returns the substring of all leading digits of string `s`, or an empty string if it has no leading digits.
int	indexOfAny(String s, char[] chars, int fromIndex) Returns the index within the string of the first occurrence of any character from the array, starting the search at the specified index within the string.
int	indexOfAny(String s, String[] texts, int fromIndex) Returns the index within the string of the first occurrence of any string from the array, starting the search at the specified index within the string.
int	indexOfAny(String s, char[] chars, int fromIndex, int toIndex) Returns the index within the string of the first occurrence of any character from the array, up to and including the specified end index within the string, starting the search at the specified start index within the string.
int	indexOfAny(String s, String[] texts, int fromIndex, int toIndex) Returns the index within the string of the first occurrence of any string from the array, up to and including the specified end index within the string, starting the search at the specified start index within the string.
int	indexOfAny(String s, char[] chars) Returns the index within the string of the first occurrence of any character from the array.
int	indexOfAny(String s, String[] texts) Returns the index within the string of the first occurrence of any string from the array.
String	insert(String s, String insert, int offset) Inserts one string into the other at the specified offset index.
boolean	isLowerCase(String s) Returns `true` if all the characters in string `s` are lower case, ignoring any non-alphabetic characters.
boolean	isUpperCase(String s) Returns `true` if all the characters in string `s` are upper case, ignoring any non-alphabetic characters.
int	lastIndexOfAny(String s, char[] chars, int toIndex) Returns the index within the string of the last occurrence of any character from the array, starting the search at the specified index within the string.
int	lastIndexOfAny(String s, String[] texts, int toIndex) Returns the index within the string of the last occurrence of any string from the array, starting the search at the specified index within the string.
String	lowerCase(String s) Converts all of the characters in the string to lower case.
void	lowerCase(String... array) Converts all of the characters in the arbitrary number of strings to lower case.
String	merge(boolean[] array) Merges the elements of the boolean array into a string representing a comma delimited list of its values.
String	merge(char[] array) Merges the elements of the character array into a string representing a comma delimited list of its values.
String	merge(Collection col) Merges the elements of the collection by returning a string representing a comma delimited list of its values.
String	merge(double[] array) Merges the elements of an array of double-precision decimal numbers by returning a string representing a comma delimited list of its values.
String	merge(float[] array) Merges the elements of an array of decimal numbers into a string representing a comma delimited list of its values.
String	merge(int[] array) Merges the elements of an array of integers into a string representing a comma delimited list of its values.
String	merge(long[] array) Merges the elements of an array of long integers by returning a string representing a comma delimited list of its values.
String	merge(Object[] array) Merges the elements of an array of objects into a string representing a comma delimited list of the objects.
String	merge(short[] array) Merges the elements of an array of short integers by returning a string representing a comma delimited list of its values.
String	merge(boolean[] array, String delimiter) Merges the elements of the boolean array into a string representing a delimited list of its values.
String	merge(char[] array, String delimiter) Merges the elements of the character array into a string representing a delimited list of its values.
String	merge(Collection col, String delimiter) Merges the elements of the collection by returning a string representing a delimited list of its values.
String	merge(double[] array, String delimiter) Merges the elements of an array of double-precision decimal numbers by returning a string representing a delimited list of its values.
String	merge(float[] array, String delimiter) Merges the elements of an array of decimal numbers into a string representing a delimited list of its values.
String	merge(int[] array, String delimiter) Merges the elements of an array of integers into a string representing a delimited list of its values.
String	merge(long[] array, String delimiter) Merges the elements of an array of long integers by returning a string representing a delimited list of its values.
String	merge(Object[] array, String delimiter) Merges the elements of an array of objects into a string representing a delimited list of the objects.
String	merge(short[] array, String delimiter) Merges the elements of an array of short integers by returning a string representing a delimited list of its values.
String	quote(String s, char quote) Returns the string enclosed by the quote character.
String	quote(String s, String quote) Returns the string enclosed by the quote strings.
String	quote(String s) Returns the string enclosed by apostrophes.
String	randomId() Returns a randomized string of four lower case, alphabetic characters.
String	randomString() Returns a randomized string of eight characters consisting of lower case letters, upper case letters, and single-digit whole numbers.
String	randomString(int length) Returns a randomized string of the specified length consisting of lower case letters, upper case letters, and single-digit whole numbers.
String	read(Class clazz, String name)
String	read(ClassLoader classLoader, String name)
String	read(ClassLoader classLoader, String name, boolean all)
String	read(InputStream is)
String	removeChar(String s, char oldSub)
String	removeFromList(String s, String element) Removes the `remove` string from string `s` that represents a list of comma delimited strings.
String	removeSubstring(String s, String oldSub)
String	replace(String s, char oldSub, char newSub) Replaces all occurrences of the character with the new character.
String	replace(String s, char oldSub, String newSub) Replaces all occurrences of the character with the new string.
String	replace(String s, char[] oldSubs, char[] newSubs)
String	replace(String s, char[] oldSubs, String[] newSubs)
String	replace(String s, String oldSub, String newSub) Replaces all occurrences of the string with the new string.
String	replace(String s, String[] oldSubs, String[] newSubs) Replaces all occurrences of the elements of the string array with the corresponding elements of the new string array.
String	replace(String s, String oldSub, String newSub, int fromIndex) Replaces all occurrences of the string with the new string, starting from the specified index.
String	replace(String s, String begin, String end, Map values) Replaces all occurrences of the keywords found in the substring, defined by the beginning and ending strings, with the new values.
String	replace(String s, String[] oldSubs, String[] newSubs, boolean exactMatch) Replaces all occurrences of the elements of the string array with the corresponding elements of the new string array, optionally replacing only substrings that are surrounded by word boundaries.
String	replaceFirst(String s, char oldSub, char newSub) Replaces the first occurrence of the character with the new character.
String	replaceFirst(String s, char oldSub, String newSub) Replaces the first occurrence of the character with the new string.
String	replaceFirst(String s, String oldSub, String newSub) Replaces the first occurrence of the string with the new string.
String	replaceFirst(String s, String[] oldSubs, String[] newSubs) Replaces the first occurrences of the elements of the string array with the corresponding elements of the new string array.
String	replaceFirst(String s, String oldSub, String newSub, int fromIndex) Replaces the first occurrences of the elements of the string array with the corresponding elements of the new string array, beginning the element search from the index position.
String	replaceLast(String s, char oldSub, char newSub) Replaces the last occurrence of the character with the new character.
String	replaceLast(String s, char oldSub, String newSub) Replaces the last occurrence of the character with the new string.
String	replaceLast(String s, String oldSub, String newSub) Replaces the last occurrence of the string `oldSub` in the string `s` with the string `newSub`.
String	replaceLast(String s, String[] oldSubs, String[] newSubs) Replaces the last occurrences of the elements of the string array with the corresponding elements of the new string array.
StringBundler	replaceToStringBundler(String s, String begin, String end, Map values) Replaces all occurrences of the keywords found in the substring, defined by the beginning and ending strings, with the new values.
StringBundler	replaceWithStringBundler(String s, String begin, String end, Map values) Replaces all occurrences of the keywords found in the substring, defined by the beginning and ending strings, with the new values.
String	shorten(String s, int length) Returns a string representing the original string appended with suffix "..."
String	shorten(String s, String suffix) Returns a string representing the original string appended with the specified suffix and then shortened to 20 characters.
String	shorten(String s, int length, String suffix) Returns a string representing the original string appended with the specified suffix and then shortened to the specified length.
String	shorten(String s) Returns a string representing the original string appended with suffix "..."
String[]	split(String s) Splits string `s` around comma characters.
boolean[]	split(String s, boolean x) Splits the string `s` around comma characters returning the boolean values of the substrings.
String[]	split(String s, char delimiter) Splits the string `s` around the specified delimiter.
double[]	split(String s, double x) Splits the string `s` around comma characters returning the double-precision decimal values of the substrings.
float[]	split(String s, float x) Splits the string `s` around comma characters returning the decimal values of the substrings.
int[]	split(String s, int x) Splits the string `s` around comma characters returning the integer values of the substrings.
long[]	split(String s, long x) Splits the string `s` around comma characters returning the long integer values of the substrings.
short[]	split(String s, short x) Splits the string `s` around comma characters returning the short integer values of the substrings.
String[]	split(String s, String delimiter) Splits the string `s` around the specified delimiter string.
String[]	splitLines(String s) Splits string `s` around return and newline characters.
boolean	startsWith(String s, char begin) Returns `true` if, ignoring case, the string starts with the specified character.
boolean	startsWith(String s, String start) Returns `true` if, ignoring case, the string starts with the specified start string.
int	startsWithWeight(String s1, String s2) Returns the number of starting characters that `s1` and `s2` have in common before their characters deviate.
String	stripBetween(String s, String begin, String end) Returns a string representing the combination of the substring of `s` up to but not including the string `begin` concatenated with the substring of `s` after but not including the string `end`.
String	stripCDATA(String s) Returns a string representing the string `s` with its `<![CDATA[]]>` wrapper removed.
String	toHexString(int i) Returns a string representing the hexidecimal character code of the integer.
String	toHexString(long l) Returns a string representing the hexidecimal character code of the long integer.
String	toHexString(Object obj) Returns a string representing the hexidecimal character code of the `Integer` or `Long` object type.
String	toLowerCase(String s) Converts all of the characters in the string to lower case, based on the portal instance's default locale.
String	toUpperCase(String s) Converts all of the characters in the string to upper case, based on the portal instance's default locale.
String	trim(String s) Trims all leading and trailing whitespace from the string.
String	trim(String s, char c) Trims leading and trailing whitespace from the string, up to but not including the whitespace character specified by `c`.
String	trim(String s, char[] exceptions) Trims leading and trailing whitespace from the string, up to but not including the whitespace characters specified by `exceptions`.
String	trimLeading(String s) Trims all leading whitespace from the string.
String	trimTrailing(String s) Trims all trailing whitespace from the string.
String	unquote(String s) Removes leading and trailing double and single quotation marks from the string.
String	upperCase(String s) Converts all of the characters in the string to upper case.
String	upperCaseFirstLetter(String s) Converts the first character of the string to upper case.
boolean	wildcardMatches(String s, String wildcard, char singleWildcardCharacter, char multipleWildcardCharacter, char escapeWildcardCharacter, boolean caseSensitive) Returns `true` if the string matches the wildcard pattern.