dw.util
Class StringUtils
![](https://sfcclearning.com/infocenter/DWAPI/scriptapi/html/api/images/inherit.gif.pagespeed.ce.4vPrGmNumQ.gif)
String utility class.
Constants
ENCODE_TYPE_HTML
:
Number = 0
String encoding type HTML.
See Also:
ENCODE_TYPE_WML
:
Number = 2
String encoding type WML.
Deprecated:
Don't use this constant anymore.
See Also:
ENCODE_TYPE_XML
:
Number = 1
String encoding type XML.
See Also:
TRUNCATE_CHAR
:
String = "char"
String truncate mode 'char'. Truncate string to the nearest character. Default mode if no truncate mode is specified.
See Also:
TRUNCATE_SENTENCE
:
String = "sentence"
String truncate mode 'sentence'. Truncate string to the nearest sentence.
See Also:
TRUNCATE_WORD
:
String = "word"
String truncate mode 'word'. Truncate string to the nearest word.
See Also:
Properties
Constructor Summary
This class does not have a constructor, so you cannot create it directly.
Method Summary
static decodeBase64(base64
:
String)
:
String
Interprets a Base64 encoded string as byte stream of an UTF-8 encoded string.
static decodeBase64(base64
:
String, characterEncoding
:
String)
:
String
Interprets a Base64 encoded string as the byte stream representation of a string.
static decodeString(str
:
String, type
:
Number)
:
String
Convert a given syntax-safe string to a string according to the selected character entity encoding type.
static encodeBase64(str
:
String)
:
String
Encodes the byte representation of the given string as Base64.
static encodeBase64(str
:
String, characterEncoding
:
String)
:
String
Encodes the byte representation of the given string as Base64.
static encodeString(str
:
String, type
:
Number)
:
String
Convert a given string to a syntax-safe string according to the selected character entity encoding type.
static format(format
:
String, args
:
Object...)
:
String
Returns a formatted string using the specified format and arguments.
static formatCalendar(calendar
:
Calendar)
:
String
Formats a Calendar object with Calendar.INPUT_DATE_TIME_PATTERN format of the current request locale, for example "MM/dd/yyyy h:mm a" for the locale en_US.
static formatCalendar(calendar
:
Calendar, format
:
String)
:
String
Formats a Calendar object with the provided date format.
static formatCalendar(calendar
:
Calendar, locale
:
String, pattern
:
Number)
:
String
Formats a Calendar object with the date format defined by the provided locale and Calendar pattern.
static formatDate(date
:
Date)
:
String
Formats a date with the default date format of the current site.
static formatDate(date
:
Date, format
:
String)
:
String
Formats a date with the provided date format.
static formatDate(date
:
Date, format
:
String, locale
:
String)
:
String
Formats a date with the provided date format in specified locale.
static formatInteger(number
:
Number)
:
String
Returns a formatted integer number using the default integer format of the current site.
static formatMoney(money
:
Money)
:
String
Formats a Money Object with the default money format of the current request locale.
static formatNumber(number
:
Number)
:
String
Returns a formatted number using the default number format of the current site.
static formatNumber(number
:
Number, format
:
String)
:
String
Returns a formatted string using the specified number and format.
static formatNumber(number
:
Number, format
:
String, locale
:
String)
:
String
Returns a formatted number as a string using the specified number format in specified locale.
static formatNumber(number
:
Number, format
:
String)
:
String
Returns a formatted string using the specified number and format.
static formatNumber(number
:
Number, format
:
String, locale
:
String)
:
String
Returns a formatted number as a string using the specified number format in specified locale.
static garble(str
:
String, replaceChar
:
String, suffixLength
:
Number)
:
String
Return a string in which specified number of characters in the suffix is not changed and the rest of the characters replaced with specified character.
static pad(str
:
String, width
:
Number)
:
String
This method provides cell padding functionality to the template.
static stringToHtml(str
:
String)
:
String
Convert a given string to an HTML-safe string.
static stringToWml(str
:
String)
:
String
Converts a given string to a WML-safe string.
static stringToXml(str
:
String)
:
String
Converts a given string to a XML-safe string.
Methods inherited from class
Object
assign, create, create, defineProperties, defineProperty, entries, freeze, fromEntries, getOwnPropertyDescriptor, getOwnPropertyNames, getOwnPropertySymbols, getPrototypeOf, hasOwnProperty, is, isExtensible, isFrozen, isPrototypeOf, isSealed, keys, preventExtensions, propertyIsEnumerable, seal, setPrototypeOf, toLocaleString, toString, valueOf, values
Method Detail
decodeBase64
Interprets a Base64 encoded string as byte stream of an UTF-8 encoded string.
The method throws an IllegalArgumentException in case the encoding
failed because of a mismatch between the input string and the character encoding.
Parameters:
base64
-
the Base64 encoded string - should not be empty or
null
.
Returns:
the decoded string.
decodeBase64
Interprets a Base64 encoded string as the byte stream representation of a string.
The given character encoding is used for decoding the byte stream into the
character representation.
The method throws an IllegalArgumentException in case the encoding
failed because of a mismatch between the input String and the character encoding.
Parameters:
base64
-
the Base64 encoded string - should not be empty or
null
.
characterEncoding
-
the character encoding to read the input string - should not be empty or
null
.
Returns:
the decoded string.
decodeString
Convert a given syntax-safe string to a string according to the
selected character entity encoding type.
Parameters:
str
-
String to be decoded
type
-
decode type
Returns:
decoded string
encodeBase64
Encodes the byte representation of the given string as Base64.
The string is converted into the byte representation with UTF-8 encoding.
The method throws an IllegalArgumentException in case the encoding
failed because of a mismatch between the input string and the character encoding.
Parameters:
str
-
the string to encode - should not be empty or
null
.
Returns:
the encoded string.
encodeBase64
Encodes the byte representation of the given string as Base64.
The string is converted into the byte representation using the given
character encoding.
The method throws an IllegalArgumentException in case the encoding
failed because of a mismatch between the input string and the character encoding.
Parameters:
str
-
the string to encode - should not be empty or
null
.
characterEncoding
-
the character encoding to read the input string - should not be empty or
null
.
Returns:
the encoded string.
encodeString
Convert a given string to a syntax-safe string according to the
selected character entity encoding type.
Parameters:
str
-
String to be encoded
type
-
encode type
Returns:
encoded string
format
Returns a formatted string using the specified format and arguments.
The formatting string is a Java MessageFormat expression, e.g.
format( "Message: {0}, {1}", "test", 10 ) would result in "Message: test, 10".
If a Collection is passed as the only argument, the elements of this collection
are used as arguments for the formatting.
Parameters:
format
-
Java like formatting string.
args
-
optional list of arguments or a collection, which are included into the result string
Returns:
the formatted result string.
formatCalendar
Formats a Calendar object with Calendar.INPUT_DATE_TIME_PATTERN format
of the current request locale, for example "MM/dd/yyyy h:mm a" for the
locale en_US. The used time zone is the time zone of the calendar object.
Parameters:
calendar
-
the calendar object.
Returns:
a string representation of the formatted calendar object.
formatCalendar
Formats a Calendar object with the provided date format. The format is a
Java date format, like "yyy-MM-dd". The used time zone is the time zone
of the calendar object.
Parameters:
calendar
-
the calendar object to be printed
format
-
the format to use.
Returns:
a string representation of the formatted calendar object.
formatCalendar
Formats a Calendar object with the date format defined by the provided locale
and Calendar pattern. The locale can be for instance the request.getLocale().
The used time zone is the time zone of the calendar object.
Parameters:
calendar
-
the calendar object to be printed
locale
-
the locale, which defines the date format to be used
pattern
-
the pattern is one of a calendar pattern e.g. SHORT_DATE_PATTERN as defined in the regional settings for the locale
Returns:
a string representation of the formatted calendar object.
formatDate
Formats a date with the default date format of the current site.
Deprecated:
Use formatCalendar(Calendar, String) instead.
Parameters:
date
-
the date to format.
Returns:
a string representation of the formatted date.
formatDate
Formats a date with the provided date format. The format is the
Java date format, like "yyyy-MM-DD". The locale of the calling context
request is used in formatting.
Deprecated:
Use formatCalendar(Calendar, String) instead.
Parameters:
date
-
the date to format.
format
-
the format to use.
Returns:
a string representation of the formatted date.
formatDate
Formats a date with the provided date format in specified locale. The format is
Java date format, like "yyyy-MM-DD".
Deprecated:
Use formatCalendar(Calendar, String) instead.
Parameters:
date
-
the date to format.
format
-
the format to use.
locale
-
the locale to use.
Returns:
a string representation of the formatted date.
formatInteger
Returns a formatted integer number using the default integer format of the current
site. The method can be also called to format a floating number as integer.
Parameters:
number
-
the number to format.
Returns:
a formatted an integer number with the default integer format of the current site.
formatMoney
Formats a Money Object with the default money format of the current request locale.
Parameters:
money
-
The Money instance that should be formatted.
Returns:
The formatted String representation of the passed money. In case of an error the string 'N/A' is returned.
formatNumber
Returns a formatted number using the default number format of the current site.
Decimal and grouping separators are used as specified in the locales regional settings.
Parameters:
number
-
the number to format.
Returns:
a formatted number using the default number format of the current site.
formatNumber
Returns a formatted string using the specified number and format. The format is
Java number format, like "#,###.00". To format as an integer
number provide "0" as format string. The locale of the calling context
request is used in formatting.
API Versioned:
No longer available as of version 18.10.
Parameters:
number
-
the number to format.
format
-
the format to use.
Returns:
a formatted string using the specified number and format.
formatNumber
Returns a formatted number as a string using the specified number format in specified locale. The format is
Java number format, like "#,###.00". To format as an integer
number provide "0" as format string.
API Versioned:
No longer available as of version 18.10.
Parameters:
number
-
the number to format.
format
-
the format to use.
locale
-
the locale to use.
Returns:
a formatted number as a string using the specified number format in specified locale.
formatNumber
Returns a formatted string using the specified number and format. The format is
Java number format, like "#,###.00". To format as an integer
number provide "0" as format string. The locale of the calling context
request is used in formatting.
Decimal and grouping separators are used as specified in the locales regional settings (when configured, otherwise a fallback to the internal configuration is done).
API Versioned:
From version 18.10.
In prior versions this method did fall back to Java formatting rules, instead of using the definitions in regional settings.
Parameters:
number
-
the number to format.
format
-
the format to use.
Returns:
a formatted string using the specified number and format.
formatNumber
Returns a formatted number as a string using the specified number format in specified locale. The format is
Java number format, like "#,###.00". To format as an integer
number provide "0" as format string.
Decimal and grouping separators are used as specified in the locales regional settings (when configured, otherwise a fallback to the internal configuration is done).
API Versioned:
From version 18.10.
In prior versions this method did fall back to Java formatting rules, instead of using the definitions in regional settings.
Parameters:
number
-
the number to format.
format
-
the format to use.
locale
-
the locale to use.
Returns:
a formatted number as a string using the specified number format in specified locale.
garble
Return a string in which specified number of characters in the suffix is not changed
and the rest of the characters replaced with specified character.
Parameters:
str
-
String to garble
replaceChar
-
character to use as a replacement
suffixLength
-
length of the suffix
Returns:
the garbled string.
ltrim
Returns the string with leading white space removed.
Parameters:
str
-
the String to remove characters from.
Returns:
the string with leading white space removed.
pad
This method provides cell padding functionality to the template.
Parameters:
str
-
the string to process
width
-
The absolute value of this number defines the width of the cell. A possitive number forces left, a negative number right alignment. A '0' doesn't change the string.
Returns:
the processed string.
rtrim
Returns the string with trailing white space removed.
Parameters:
str
-
the String to remove characters from.
Returns:
the string with trailing white space removed.
stringToHtml
Convert a given string to an HTML-safe string.
This method substitutes characters that conflict with HTML syntax
(<,>,&,") and characters that are beyond the ASCII
chart (Unicode 160-255) to HTML 3.2 named character entities.
Parameters:
str
-
String to be converted.
Returns:
converted string.
stringToWml
Converts a given string to a WML-safe string.
This method substitutes characters that conflict with WML syntax
(<,>,&,',"$) to WML named character entities.
Deprecated:
Don't use this method anymore
Parameters:
str
-
String to be converted.
Returns:
the converted string.
stringToXml
Converts a given string to a XML-safe string.
This method substitutes characters that conflict with XML syntax
(<,>,&,',") to XML named character entities.
Parameters:
str
-
String to be converted.
Returns:
the converted string.
trim
Returns the string with leading and trailing white space removed.
Parameters:
str
-
the string to trim.
Returns:
the string with leading and trailing white space removed.
truncate
Truncate the string to the specified length using specified truncate mode. Optionally,
append suffix to truncated string.
Parameters:
str
-
string to truncate
maxLength
-
maximum length of the truncated string, not including suffix
mode
-
truncate mode (TRUNCATE_CHAR, TRUNCATE_WORD, TRUNCATE_SENTENCE), if null TRUNCATE_CHAR is assumed
suffix
-
suffix append to the truncated string
Returns:
the truncated string.