java.lang.Object
- com.flowable.platform.expressions.FlowableExpressionStringUtils

```
public class FlowableExpressionStringUtils
extends Object
```
Expression Bean Name: flwStringUtils Provides utilities to work with strings. For more formatting-centric functions, see FlowableExpressionFormatUtils.

Constructor Summary

Constructors
Constructor Description

FlowableExpressionStringUtils()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`capitalize(Object text)`	Capitalizes a text, i.e.
`String`	`carriageReturn()`	Returns a carriage return character (\r)
`boolean`	`contains(Object text, String otherText)`	Checks if a strings contains another string.
`boolean`	`containsIgnoreCase(Object text, String otherText)`	Checks if a strings contains another string ignoring the case.
`boolean`	`equals(Object text, String otherText)`	Checks if two strings are the same.
`boolean`	`equalsIgnoreCase(Object text, String otherText)`	Checks if two strings are the same without taking capitalization into account.
`String`	`escapeHtml(Object text)`	Escapes the characters in an object using HTML entities.
`boolean`	`hasText(Object text)`	Checks whether a string contains text (is not null, empty) Supports the following input: String Json TextNode `null`
`String`	`join(Collection<String> collection, String delimiter)`	Concatenates all entries of a list or collection to a single string.
`boolean`	`matches(Object text, String regularExpression)`	Checks whether a text matches a regular expression.
`String`	`newline()`	Returns a newline/linefeed character (\n)
`List<String>`	`split(Object text, String delimiter)`	Splits a text into a collection with a given delimiter.
`String`	`substring(Object text, int from, int to)`	Gets all text between a character range.
`String`	`substringFrom(Object text, int from)`	Gets all text behind a certain character.
`String`	`toLowerCase(Object text)`	Turns all letters of an object to lowercase.
`String`	`toUpperCase(Object text)`	Turns all letters of an object to uppercase.
`String`	`trimWhitespace(Object text)`	Deletes all whitespaces from a text Supports the following input: String Json TextNode `null`
`String`	`unescapeHtml(Object text)`	Unescapes a `String` containing entity escapes to a string containing the actual Unicode characters corresponding to the escapes.

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

- Constructor Detail
  - FlowableExpressionStringUtils
```
public FlowableExpressionStringUtils()
```
- Method Detail
  - toUpperCase
```
public String toUpperCase(Object text)
```
    Turns all letters of an object to uppercase. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be converted to uppercase
    
    Returns:
    
    The text, converted to uppercase
  - toLowerCase
```
public String toLowerCase(Object text)
```
    Turns all letters of an object to lowercase. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be converted to lowercase
    
    Returns:
    
    The text, converted to lowercase
  - capitalize
```
public String capitalize(Object text)
```
    Capitalizes a text, i.e. sets the first letter to uppercase. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be capitalized
    
    Returns:
    
    The capitalized text
  - trimWhitespace
```
public String trimWhitespace(Object text)
```
    Deletes all whitespaces from a text Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be trimmed
    
    Returns:
    
    The trimmed text
  - hasText
```
public boolean hasText(Object text)
```
    Checks whether a string contains text (is not null, empty) Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be checked
    
    Returns:
    
    Whether or not the text contains any text
  - contains
```
public boolean contains(Object text,
                        String otherText)
```
    Checks if a strings contains another string. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be checked
    
    otherText - The text that should be contained within the first text
    
    Returns:
    
    Whether or not otherText is part of text.
  - containsIgnoreCase
```
public boolean containsIgnoreCase(Object text,
                                  String otherText)
```
    Checks if a strings contains another string ignoring the case. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be checked
    
    otherText - The text that should be contained within the first text
    
    Returns:
    
    Whether or not otherText is part of text.
  - matches
```
public boolean matches(Object text,
                       String regularExpression)
```
    Checks whether a text matches a regular expression. Example: #{flwStringUtils.matches('CHF 1000', 'CHF \d*'))} = true Example: #{flwStringUtils.matches('EUR 1000', 'CHF \d*'))} = false Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to check
    
    regularExpression - The regular expression to check the text against
    
    Returns:
    
    Whether or not the text matches the regular expression
  - equals
```
public boolean equals(Object text,
                      String otherText)
```
    Checks if two strings are the same. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The first text
    
    otherText - The second text
    
    Returns:
    
    Whether or not the two texts are equal.
  - equalsIgnoreCase
```
public boolean equalsIgnoreCase(Object text,
                                String otherText)
```
    Checks if two strings are the same without taking capitalization into account. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The first text
    
    otherText - The second text
    
    Returns:
    
    Whether or not the two texts are equal.
  - substring
```
public String substring(Object text,
                        int from,
                        int to)
```
    Gets all text between a character range. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The original text
    
    from - The offset from the start beginning at 0
    
    to - The offset from the end beginning at 0
    
    Returns:
    
    The string between from and to
  - substringFrom
```
public String substringFrom(Object text,
                            int from)
```
    Gets all text behind a certain character. Please note that the parameter is zero-based. Example: #{flwStringUtils.substringFrom("hello", 0) = "hello" Example: #{flwStringUtils.substringFrom("hello", 1) = "ello" Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The original text
    
    from - The character offset beginning at 0
    
    Returns:
    
    The string set off by from
  - split
```
public List<String> split(Object text,
                          String delimiter)
```
    Splits a text into a collection with a given delimiter. The delimiter can be a single character, e.g. a semicolon or a regular expression. If there is no delimiter available then empty space is used. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be split
    
    delimiter - The splitter to be used
    
    Returns:
    
    A list
  - join
```
public String join(Collection<String> collection,
                   String delimiter)
```
    Concatenates all entries of a list or collection to a single string. Example: #{flwStringUtils.join(customers, ', '}}
    
    Parameters:
    
    collection - A collection, list or any other iterable object
    
    delimiter - The separator between the entries, e.g. ", " or " and "
    
    Returns:
    
    Joined String
  - newline
```
public String newline()
```
    Returns a newline/linefeed character (\n)
    
    Returns:
    
    Newline character
  - carriageReturn
```
public String carriageReturn()
```
    Returns a carriage return character (\r)
    
    Returns:
    
    Carriage return character
  - unescapeHtml
```
public String unescapeHtml(Object text)
```
    Unescapes a String containing entity escapes to a string containing the actual Unicode characters corresponding to the escapes. For instance, in a text containing the character '™' would be unescaped to '™'. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be unescaped
    
    Returns:
    
    The unescaped text
  - escapeHtml
```
public String escapeHtml(Object text)
```
    Escapes the characters in an object using HTML entities. For instance, in a text containing the character '™' would be escaped to '™'. Supports the following input:
    
    String
    
    Json TextNode
    
    null
    Parameters:
    
    text - The text to be escaped
    
    Returns:
    
    The escaped text

Class FlowableExpressionStringUtils

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

FlowableExpressionStringUtils

Method Detail

toUpperCase

toLowerCase

capitalize

trimWhitespace

hasText

contains

containsIgnoreCase

matches

equals

equalsIgnoreCase

substring

substringFrom

split

join

newline

carriageReturn

unescapeHtml

escapeHtml