Class StringUtils

java.lang.Object

org.mariuszgromada.math.mxparser.StringUtils

public final class StringUtils
extends Object

A class containing all string utils.

Version:

6.1.0

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	HTML_TD_END_TAG
private static final String	HTML_TD_START_TAG
private static final String	HTML_TH_END_TAG
private static final String	HTML_TH_START_TAG
private static final String	HTML_TR_END_TAG
private static final String	HTML_TR_START_TAG
private static final String	JSON_PART_DELIMITER
private static final String	JSON_PART_INDENTATION_TAG
private static final String	JSON_ROW_AFTER_TAG
private static final String	JSON_ROW_BEFORE_TAG
(package private) static final String	JSON_ROW_INDENTATION_TAG
private static final String	MARKDOWN_DELIMITER
private static final String	MARKDOWN_HEADER_TAG
private static final String	MARKDOWN_ROW_AFTER_TAG
private static final String	MARKDOWN_ROW_BEFORE_TAG

Constructor Summary

Constructors

Constructor	Description
StringUtils()

Method Summary

Modifier and Type	Method	Description
(package private) static boolean	canBeSeparatingChar(char c)
(package private) static boolean	charIsLeftParenthesis(String str, int pos)
(package private) static String	cleanForHtml(String text)
(package private) static String	cleanForJson(String text)
(package private) static String	cleanForMarkdown(String text)
(package private) static String	cleanNewLineAtTheEnd(String str)
(package private) static void	consolePrintln()
(package private) static void	consolePrintln(Object o)
static int	countLines(String text)
static int	countOccurrences(String str, String toFind)
(package private) static void	errorPrintln()
(package private) static void	errorPrintln(Object o)
(package private) static String	getLeftSpaces(String maxStr, String str)
(package private) static String	getRightSpaces(String maxStr, String str)
static String	hexString2AsciiString(String hexString)	Converts hex string into ASCII string, where each letter is represented by two hex digits (byte) from the hex string.
(package private) static boolean	is0To9Digit(char c)
(package private) static boolean	isBlankChar(char c)
(package private) static boolean	isNotSpecialChar(char c)
(package private) static boolean	isUnicodeName(char c)
private static boolean	isUnicodeOperator(char c)
static String	numberToAsciiString(double number)	Converts (long)double number into ASCII string, where each letter is represented by two hex digits (byte) from the hex representation of the original number cast to long type.
static String	numberToAsciiString(int number)	Converts number into ASCII string, where each letter is represented by two hex digits (byte) from the hex representation of the original number
static String	numberToAsciiString(long number)	Converts number into ASCII string, where each letter is represented by two hex digits (byte) from the hex representation of the original number
static String	numberToHexString(double number)	Converts (long)double number to hex string (plain text)
static String	numberToHexString(int number)	Converts integer number to hex string (plain text)
static String	numberToHexString(long number)	Converts long number to hex string (plain text)
static boolean	regexMatch(String str, String pattern)	Function used to introduce some compatibility between JAVA and C# while regexp matching.
(package private) static String	repeatString(String str, int times)
(package private) static void	stringBuilderLinesAppend(StringBuilder stringBuilder, String... linesToAppend)
(package private) static void	stringBuilderPartsAppend(StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendDelimited(String partQuote, String delimiter, StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendDelimited(String partTagLeft, String partTagRight, String delimiter, boolean clearForHtml, boolean clearForMarkdown, boolean clearForJson, StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendDelimitedRow(String partQuote, String delimiter, boolean newLineBefore, boolean clearForHtml, boolean clearForMarkdown, boolean clearForJson, StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendDelimitedRow(String partQuote, String delimiter, boolean newLineBefore, StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendDelimitedRow(String partTagLeft, String partTagRight, String delimiter, String rowBeforeTag, String rowAfterTag, boolean clearForHtml, boolean clearForMarkdown, boolean clearForJson, StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendHtmlTableHead(StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendHtmlTableRow(StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendJsonRow(StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendMarkdownTableHead(boolean addHeader, StringBuilder stringBuilder, String... partsToAppend)
(package private) static void	stringBuilderPartsAppendMarkdownTableRow(StringBuilder stringBuilder, String... partsToAppend)
(package private) static String	stringConcatenateMaxLength(String str1, String str2, int maxLength)
(package private) static String	surroundApostrophe(String str)
(package private) static String	surroundApostropheAddSpace(String str)
(package private) static String	surroundBrackets(String str)
(package private) static String	surroundBracketsAddSpace(String str)
(package private) static String	surroundQuote(String str)
(package private) static String	surroundQuoteAddSpace(String str)
(package private) static String	surroundSquareBrackets(String str)
(package private) static String	surroundSquareBracketsAddSpace(String str)
(package private) static String	trimNotNull(String str)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

HTML_TD_START_TAG

private static final String HTML_TD_START_TAG

See Also:

• Constant Field Values

HTML_TD_END_TAG

private static final String HTML_TD_END_TAG

See Also:

• Constant Field Values

HTML_TH_START_TAG

private static final String HTML_TH_START_TAG

See Also:

• Constant Field Values

HTML_TH_END_TAG

private static final String HTML_TH_END_TAG

See Also:

• Constant Field Values

HTML_TR_START_TAG

private static final String HTML_TR_START_TAG

See Also:

• Constant Field Values

HTML_TR_END_TAG

private static final String HTML_TR_END_TAG

MARKDOWN_DELIMITER

private static final String MARKDOWN_DELIMITER

See Also:

• Constant Field Values

MARKDOWN_ROW_BEFORE_TAG

private static final String MARKDOWN_ROW_BEFORE_TAG

See Also:

• Constant Field Values

MARKDOWN_ROW_AFTER_TAG

private static final String MARKDOWN_ROW_AFTER_TAG

MARKDOWN_HEADER_TAG

private static final String MARKDOWN_HEADER_TAG

See Also:

• Constant Field Values

JSON_ROW_INDENTATION_TAG

static final String JSON_ROW_INDENTATION_TAG

See Also:

• Constant Field Values

JSON_PART_INDENTATION_TAG

private static final String JSON_PART_INDENTATION_TAG

See Also:

• Constant Field Values

JSON_ROW_BEFORE_TAG

private static final String JSON_ROW_BEFORE_TAG

JSON_ROW_AFTER_TAG

private static final String JSON_ROW_AFTER_TAG

JSON_PART_DELIMITER

private static final String JSON_PART_DELIMITER

Constructor Details

StringUtils

public StringUtils()

Method Details

regexMatch

public static boolean regexMatch(String str,
 String pattern)

Function used to introduce some compatibility between JAVA and C# while regexp matching.

Parameters:

str - String

pattern - Pattern (regexp)

Returns:

True if pattern matches entirely, False otherwise

surroundBrackets

static String surroundBrackets(String str)

surroundBracketsAddSpace

static String surroundBracketsAddSpace(String str)

surroundSquareBrackets

static String surroundSquareBrackets(String str)

surroundSquareBracketsAddSpace

static String surroundSquareBracketsAddSpace(String str)

surroundApostrophe

static String surroundApostrophe(String str)

surroundApostropheAddSpace

static String surroundApostropheAddSpace(String str)

surroundQuote

static String surroundQuote(String str)

surroundQuoteAddSpace

static String surroundQuoteAddSpace(String str)

trimNotNull

static String trimNotNull(String str)

stringConcatenateMaxLength

static String stringConcatenateMaxLength(String str1,
 String str2,
 int maxLength)

isUnicodeName

static boolean isUnicodeName(char c)

isUnicodeOperator

private static boolean isUnicodeOperator(char c)

isNotSpecialChar

static boolean isNotSpecialChar(char c)

is0To9Digit

static boolean is0To9Digit(char c)

canBeSeparatingChar

static boolean canBeSeparatingChar(char c)

isBlankChar

static boolean isBlankChar(char c)

charIsLeftParenthesis

static boolean charIsLeftParenthesis(String str,
 int pos)

repeatString

static String repeatString(String str,
 int times)

getLeftSpaces

static String getLeftSpaces(String maxStr,
 String str)

getRightSpaces

static String getRightSpaces(String maxStr,
 String str)

consolePrintln

static void consolePrintln()

consolePrintln

static void consolePrintln(Object o)

errorPrintln

static void errorPrintln()

errorPrintln

static void errorPrintln(Object o)

cleanForHtml

static String cleanForHtml(String text)

cleanForMarkdown

static String cleanForMarkdown(String text)

cleanForJson

static String cleanForJson(String text)

stringBuilderPartsAppend

static void stringBuilderPartsAppend(StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderLinesAppend

static void stringBuilderLinesAppend(StringBuilder stringBuilder,
 String... linesToAppend)

stringBuilderPartsAppendDelimited

static void stringBuilderPartsAppendDelimited(String partTagLeft,
 String partTagRight,
 String delimiter,
 boolean clearForHtml,
 boolean clearForMarkdown,
 boolean clearForJson,
 StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendDelimited

static void stringBuilderPartsAppendDelimited(String partQuote,
 String delimiter,
 StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendDelimitedRow

static void stringBuilderPartsAppendDelimitedRow(String partTagLeft,
 String partTagRight,
 String delimiter,
 String rowBeforeTag,
 String rowAfterTag,
 boolean clearForHtml,
 boolean clearForMarkdown,
 boolean clearForJson,
 StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendDelimitedRow

static void stringBuilderPartsAppendDelimitedRow(String partQuote,
 String delimiter,
 boolean newLineBefore,
 boolean clearForHtml,
 boolean clearForMarkdown,
 boolean clearForJson,
 StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendDelimitedRow

static void stringBuilderPartsAppendDelimitedRow(String partQuote,
 String delimiter,
 boolean newLineBefore,
 StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendHtmlTableRow

static void stringBuilderPartsAppendHtmlTableRow(StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendHtmlTableHead

static void stringBuilderPartsAppendHtmlTableHead(StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendMarkdownTableRow

static void stringBuilderPartsAppendMarkdownTableRow(StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendMarkdownTableHead

static void stringBuilderPartsAppendMarkdownTableHead(boolean addHeader,
 StringBuilder stringBuilder,
 String... partsToAppend)

stringBuilderPartsAppendJsonRow

static void stringBuilderPartsAppendJsonRow(StringBuilder stringBuilder,
 String... partsToAppend)

cleanNewLineAtTheEnd

static String cleanNewLineAtTheEnd(String str)

numberToHexString

public static String numberToHexString(int number)

Converts integer number to hex string (plain text)

Parameters:

number - Integer number

Returns:

Hex string (i.e. FF23)

numberToHexString

public static String numberToHexString(long number)

Converts long number to hex string (plain text)

Parameters:

number - Long number

Returns:

Hex string (i.e. FF23)

numberToHexString

public static String numberToHexString(double number)

Converts (long)double number to hex string (plain text)

Parameters:

number - Double number

Returns:

Hex string (i.e. FF23)

hexString2AsciiString

public static String hexString2AsciiString(String hexString)

Converts hex string into ASCII string, where each letter is represented by two hex digits (byte) from the hex string.

Parameters:

hexString - Hex string (i.e. 48656C6C6F)

Returns:

ASCII string (i.e. '48656C6C6F' = 'Hello')

numberToAsciiString

public static String numberToAsciiString(int number)

Converts number into ASCII string, where each letter is represented by two hex digits (byte) from the hex representation of the original number

Parameters:

number - Integer number (i.e. 310939249775 = '48656C6C6F')

Returns:

ASCII string (i.e. '48656C6C6F' = 'Hello')

numberToAsciiString

public static String numberToAsciiString(long number)

Converts number into ASCII string, where each letter is represented by two hex digits (byte) from the hex representation of the original number

Parameters:

number - Long number (i.e. 310939249775 = '48656C6C6F')

Returns:

ASCII string (i.e. '48656C6C6F' = 'Hello')

numberToAsciiString

public static String numberToAsciiString(double number)

Converts (long)double number into ASCII string, where each letter is represented by two hex digits (byte) from the hex representation of the original number cast to long type.

Parameters:

number - Double number (i.e. 310939249775 = '48656C6C6F')

Returns:

ASCII string (i.e. '48656C6C6F' = 'Hello')

countOccurrences

public static int countOccurrences(String str,
 String toFind)

countLines

public static int countLines(String text)