Strings (OpenXava 6.4.2 API)

java.lang.Object
- org.openxava.util.Strings

```
public class Strings
extends java.lang.Object
```
Utilities to work with String.

Author:

Javier Paniza

Constructor Summary

Constructors
Constructor and Description

Strings()

Constructors
Constructor and Description
`Strings()`

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static java.lang.String`	`change(java.lang.String string, java.util.Map toChange)` In the sent string changes the strings in toChange map for its values.
`static java.lang.String`	`change(java.lang.String string, java.lang.String original, java.lang.String newString)` Change in `string original by newString.`
`static java.lang.String`	`changeSeparatorsBySpaces(java.lang.String string)` Changes \n, \r and \t by space.
`static java.lang.String`	`concat(java.lang.String separator, java.lang.String... strings)` Concatenates the list of strings using the separator.
`static java.lang.String`	`firstLower(java.lang.String s)` Returns a string like the sent one but with the first letter in lowercase.
`static java.lang.String`	`firstToken(java.lang.String string, java.lang.String delim)`
`static java.lang.String`	`firstUpper(java.lang.String s)` Returns a string like the sent one but with the first letter in uppercase.
`static java.lang.String`	`fix(java.lang.String string, int length, Align align)` Fix the length of the string filling with spaces if needed.
`static java.lang.String`	`fix(java.lang.String string, int length, Align align, char fillCharacter)` Fix the length of the string filling with the specified character if needed.
`static boolean`	`isModelName(java.lang.String string)` Determines if the string is a valid model name.
`static boolean`	`isNumeric(java.lang.CharSequence string)` The space, comma, dot, + and - are considered as numeric.
`static java.lang.String`	`javaIdentifierToNaturalLabel(java.lang.String name)` Convert a string with a Java identifier in label natural for a human.
`static java.lang.String`	`lastToken(java.lang.String string)`
`static java.lang.String`	`lastToken(java.lang.String string, java.lang.String delim)`
`static java.lang.String`	`multiline(java.lang.String... strings)` Returns a String multiline platform independent.
`static java.lang.String`	`naturalLabelToIdentifier(java.lang.String naturalLabel)` Convert a string with a label natural for a human into a identifier valid to use as URL, file name, internal id, etc.
`static java.lang.String`	`noFirstToken(java.lang.String string, java.lang.String delim)` All string but without first token.
`static java.lang.String`	`noFirstTokenWithoutFirstDelim(java.lang.String string, java.lang.String delim)` All string but without first token.
`static java.lang.String`	`noLastToken(java.lang.String string)` All string but without last token.
`static java.lang.String`	`noLastToken(java.lang.String string, java.lang.String delim)` All string but without last token.
`static java.lang.String`	`noLastTokenWithoutLastDelim(java.lang.String string, java.lang.String delim)` All string but without last token.
`static java.lang.String`	`removeAccents(java.lang.String value)` Change from a vowel with an accent, to vowel with no accent If you send "Camión" it returns "Camion"
`static java.lang.String`	`removeBlanks(java.lang.String string)` Returns the argument `string` without blanks (\n, \r, \t, \f) or whitespace.
`static java.lang.Object`	`removeXSS(java.lang.Object notSafeValue)`
`static java.lang.String`	`removeXSS(java.lang.String notSafeValue)` A key function of any application filtering process will be the removal of possible dangerous special characters.
`static java.lang.String`	`repeat(int count, java.lang.String string)` Creates a string from repeating another string.
`static java.lang.String`	`spaces(int count)` Creates a string with the specified blank spaces.
`static java.lang.String[]`	`toArray(java.lang.String list)` Converts a list of comma separated elements in a string array.
`static java.lang.String[]`	`toArray(java.lang.String list, java.lang.String separator)` Converts a list of elements separated by a arbitrary character in a string array.
`static java.lang.String`	`toCharSet(java.lang.String original, java.lang.String charSet)` Translate to the charset specified.
`static java.util.Collection<java.lang.String>`	`toCollection(java.lang.String list)` Converts a list of comma separated elements in a string collection.
`static java.util.Collection<java.lang.String>`	`toCollection(java.lang.String list, java.lang.String separator)` Converts a list of elements separated by a arbitrary character in a string collection.
`static java.util.List<java.lang.String>`	`toList(java.lang.String list)` Converts a list of comma separated elements in a string List.
`static java.util.List<java.lang.String>`	`toList(java.lang.String list, java.lang.String separator)` Converts a list of elements separated by a arbitrary character in a string List.
`static java.lang.Object`	`toObject(java.lang.Class type, java.lang.String string)` Converts a string a object of the specified type.
`static java.util.Set<java.lang.String>`	`toSet(java.lang.String list)` Converts a list of comma separated elements in a string set.
`static java.util.Set<java.lang.String>`	`toSet(java.lang.String list, java.lang.String separator)` Converts a list of elements separated by a arbitrary character in a string set.
`static java.util.Set<java.lang.String>`	`toSetNullByPass(java.lang.String list)` Converts a list of comma separated elements in a string set.
`static java.lang.String`	`toString(java.util.Collection collection)` Converts a collection of objects in a string of comma separated elements.
`static java.lang.String`	`toString(java.util.Collection collection, java.lang.String separator)` Converts a collection of objects in string of elements separated by a arbitrary character .
`static java.lang.String`	`toString(java.lang.Object object)` Try to do a decent toString from a regular object.
`static java.lang.String`	`toString(java.lang.Object[] array)` Converts an array of objects in a string of comma separated elements.
`static java.lang.String`	`toString(java.lang.Object[] array, java.lang.String separator)` Converts an array of objects in string of elements separated by a arbitrary character .
`static java.lang.String`	`unquote(java.lang.String sentence)` Remove the quotes from a sentence between quotes.

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

- Constructor Detail
  - Strings
```
public Strings()
```
- Method Detail
  - concat
```
public static java.lang.String concat(java.lang.String separator,
                                      java.lang.String... strings)
```
    Concatenates the list of strings using the separator.
    For example, concat(" - ", "Juan", "Perico", "Andr�s") returns "Juan - Perico - Andr�s".
    
    Parameters:
    
    separator - The character used as separator.
    
    strings - Strings to be concatenated. Can be null.
    
    Returns:
    
    Not null, including the case strings == null.
    
    Since:
    
    6.0
  - isNumeric
```
public static boolean isNumeric(java.lang.CharSequence string)
```
    The space, comma, dot, + and - are considered as numeric.
    
    Since:
    
    5.1.1
  - changeSeparatorsBySpaces
```
public static java.lang.String changeSeparatorsBySpaces(java.lang.String string)
```
    Changes \n, \r and \t by space.
    
    Parameters:
    
    string - Not null
  - toCharSet
```
public static java.lang.String toCharSet(java.lang.String original,
                                         java.lang.String charSet)
                                  throws java.io.UnsupportedEncodingException
```
    Translate to the charset specified.
    
    Parameters:
    
    original - Original string
    
    charSet - Charset to traslate to, for example, UTF-8, or ISO-8859-1
    
    Returns:
    
    The string translated
    
    Throws:
    
    java.io.UnsupportedEncodingException - If charset is not supported
  - spaces
```
public static java.lang.String spaces(int count)
```
    Creates a string with the specified blank spaces.
    
    Parameters:
    
    count - Quantity of spaces
    
    Returns:
    
    Not null.
  - fix
```
public static java.lang.String fix(java.lang.String string,
                                   int length,
                                   Align align)
```
    Fix the length of the string filling with spaces if needed.
    Returns the sent string but with the specified length.
    It fills or cuts as it needs.
    
    Parameters:
    
    string - Can be null, in which case empty string is assumed
    
    length - Character count of result string
    
    align - Not null
    
    Returns:
    
    Not null
  - fix
```
public static java.lang.String fix(java.lang.String string,
                                   int length,
                                   Align align,
                                   char fillCharacter)
```
    Fix the length of the string filling with the specified character if needed.
    Returns the sent string but with the specified length.
    It fills or cuts as it needs.
    
    Parameters:
    
    string - Can be null, in which case empty string is assumed
    
    length - Character count of result string
    
    align - Not null
    
    fillCharacter - Character used to fill
    
    Returns:
    
    Not null
  - repeat
```
public static java.lang.String repeat(int count,
                                      java.lang.String string)
```
    Creates a string from repeating another string.
    
    Parameters:
    
    count - Times to repeat
    
    string - String to repeat
    
    Returns:
    
    Not null
  - toArray
```
public static final java.lang.String[] toArray(java.lang.String list)
```
    Converts a list of comma separated elements in a string array.
    For example, the list Angel, Manolo, Antonia is converted to a array of 3 elements with this 3 names without comman nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    Returns:
    
    Not null, including the case list == null.
  - toArray
```
public static final java.lang.String[] toArray(java.lang.String list,
                                               java.lang.String separator)
```
    Converts a list of elements separated by a arbitrary character in a string array.
    For example, the list Angel : Manolo : Antonia is converted to a array of 3 elements with this 3 names without colon (for example) nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    separator - The character used as separator.
    
    Returns:
    
    Not null, including the case list == null.
  - toCollection
```
public static final java.util.Collection<java.lang.String> toCollection(java.lang.String list)
```
    Converts a list of comma separated elements in a string collection.
    For example, the list Angel, Manolo, Antonia is converted to a collection of 3 elements with this 3 names without comman nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    Returns:
    
    Not null, including the case list == null.
  - toCollection
```
public static final java.util.Collection<java.lang.String> toCollection(java.lang.String list,
                                                                        java.lang.String separator)
```
    Converts a list of elements separated by a arbitrary character in a string collection.
    For example, the list Angel : Manolo : Antonia is converted to a collection of 3 elements with this 3 names without colon (for example) nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    separator - The character used as separator.
    
    Returns:
    
    Not null, including the case list == null.
  - toList
```
public static final java.util.List<java.lang.String> toList(java.lang.String list)
```
    Converts a list of comma separated elements in a string List.
    For example, the list Angel, Manolo, Antonia is converted to a List of 3 elements with this 3 names without comma nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    Returns:
    
    Not null, including the case list == null.
    
    Since:
    
    4.3
  - toList
```
public static final java.util.List<java.lang.String> toList(java.lang.String list,
                                                            java.lang.String separator)
```
    Converts a list of elements separated by a arbitrary character in a string List.
    For example, the list Angel : Manolo : Antonia is converted to a List of 3 elements with this 3 names without colon (for example) nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    separator - The character used as separator.
    
    Returns:
    
    Not null, including the case list == null.
    
    Since:
    
    4.3
  - toSet
```
public static final java.util.Set<java.lang.String> toSet(java.lang.String list)
```
    Converts a list of comma separated elements in a string set.
    For example, the list Angel, Manolo, Antonia is converted to a set of 3 elements with this 3 names without comman nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    Returns:
    
    Not null, including the case list == null.
    
    Since:
    
    4.1
  - toSetNullByPass
```
public static final java.util.Set<java.lang.String> toSetNullByPass(java.lang.String list)
```
    Converts a list of comma separated elements in a string set.
    For example, the list Angel, Manolo, Antonia is converted to a set of 3 elements with this 3 names without comman nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    Returns:
    
    Null in the case list == null.
    
    Since:
    
    4.1
  - toSet
```
public static final java.util.Set<java.lang.String> toSet(java.lang.String list,
                                                          java.lang.String separator)
```
    Converts a list of elements separated by a arbitrary character in a string set.
    For example, the list Angel : Manolo : Antonia is converted to a set of 3 elements with this 3 names without colon (for example) nor spaces.
    
    Parameters:
    
    list - String with the list. If null return a empty string
    
    separator - The character used as separator.
    
    Returns:
    
    Not null, including the case list == null.
    
    Since:
    
    4.1
  - toString
```
public static final java.lang.String toString(java.util.Collection collection)
```
    Converts a collection of objects in a string of comma separated elements.
    For example, a collection of 3 elements with 3 names is converted to the string Angel, Manolo, Antonia
    
    Parameters:
    
    collection - Collection with the elements. If null return an empty string
    
    Returns:
    
    Not null, including the case collection == null.
  - toString
```
public static final java.lang.String toString(java.util.Collection collection,
                                              java.lang.String separator)
```
    Converts a collection of objects in string of elements separated by a arbitrary character .
    For example, a collection of 3 elements with this 3 names is converted to a string of 3 elements with this 3 names and colon (for example).
    
    Parameters:
    
    collection - A collection of objects. If null return an empty string
    
    separator - The character used as separator.
    
    Returns:
    
    Not null, including the case collection == null.
  - toString
```
public static final java.lang.String toString(java.lang.Object[] array)
```
    Converts an array of objects in a string of comma separated elements.
    For example, an array of 3 elements with 3 names is converted to the string Angel, Manolo, Antonia
    
    Parameters:
    
    array - Array with the elements. If null return a empty string
    
    Returns:
    
    Not null, including the case array == null.
    
    Since:
    
    5.6
  - toString
```
public static final java.lang.String toString(java.lang.Object[] array,
                                              java.lang.String separator)
```
    Converts an array of objects in string of elements separated by a arbitrary character .
    For example, an array of 3 elements with this 3 names is converted to a string of 3 elements with this 3 names and colon (for example).
    
    Parameters:
    
    array - An array of objects. If null return an empty string
    
    separator - The character used as separator.
    
    Returns:
    
    Not null, including the case array == null.
    
    Since:
    
    5.6
  - toString
```
public static final java.lang.String toString(java.lang.Object object)
```
    Try to do a decent toString from a regular object.
    Good format for arrays, dates, numbers, etc. taking in account the current locales (from Locales.getCurrent())
    
    Since:
    
    5.9
  - toObject
```
public static final java.lang.Object toObject(java.lang.Class type,
                                              java.lang.String string)
```
    Converts a string a object of the specified type.
    Supports all primitive type plus its wrappers except char and void.
    Support String and BigDecimal too.
    If there is conversion error or is a type not supporte return null or the default value for the type (zero for numeric).
    
    Parameters:
    
    type - The type of returned object (can be a primitive type in this case return its wrapper). Not null
    
    string - String with data to convert. Can be null, in this case return a default value.
  - firstUpper
```
public static java.lang.String firstUpper(java.lang.String s)
```
    Returns a string like the sent one but with the first letter in uppercase.
    If null is sent null is returned.
  - firstLower
```
public static java.lang.String firstLower(java.lang.String s)
```
    Returns a string like the sent one but with the first letter in lowercase.
    If null is sent null is returned.
  - change
```
public static java.lang.String change(java.lang.String string,
                                      java.util.Map toChange)
```
    In the sent string changes the strings in toChange map for its values.
    
    Parameters:
    
    string - Not null
    
    toChagne - Not null
  - change
```
public static java.lang.String change(java.lang.String string,
                                      java.lang.String original,
                                      java.lang.String newString)
```
    Change in string original by newString.
    Parameters: string - String in which we make the changes. Can be null original - String to search. Not null newString - New value to put in place of original. Not null Returns: The changed string, if the sent string is null a null is returned
  lastToken public static java.lang.String lastToken(java.lang.String string) Returns: If string if null or have no tokens returns empty string. lastToken public static java.lang.String lastToken(java.lang.String string, java.lang.String delim) Returns: If string if null or have no tokens returns empty string. noLastToken public static java.lang.String noLastToken(java.lang.String string) All string but without last token. A trim is applied to the result. Returns: If string if null or have no tokens returns empty string. noLastToken public static java.lang.String noLastToken(java.lang.String string, java.lang.String delim) All string but without last token. Includes the last delim. Returns: If string if null or have no tokens returns empty string. noFirstToken public static java.lang.String noFirstToken(java.lang.String string, java.lang.String delim) All string but without first token. Includes the delim. Returns: If string if null or have no tokens returns empty string. noFirstTokenWithoutFirstDelim public static java.lang.String noFirstTokenWithoutFirstDelim(java.lang.String string, java.lang.String delim) All string but without first token. Does not include the delim. Returns: If string if null or have no tokens returns empty string. noLastTokenWithoutLastDelim public static java.lang.String noLastTokenWithoutLastDelim(java.lang.String string, java.lang.String delim) All string but without last token. It does not include the last delim. Returns: If string if null or have no tokens returns empty string. firstToken public static java.lang.String firstToken(java.lang.String string, java.lang.String delim) Returns: If string if null or have no tokens returns empty string. removeXSS public static java.lang.String removeXSS(java.lang.String notSafeValue) A key function of any application filtering process will be the removal of possible dangerous special characters. Returns: new safe string removeXSS public static java.lang.Object removeXSS(java.lang.Object notSafeValue) Parameters: notSafeValue - Returns: Safe Object javaIdentifierToNaturalLabel public static java.lang.String javaIdentifierToNaturalLabel(java.lang.String name) Convert a string with a Java identifier in label natural for a human. If you send "firstName" it returns "First name". If you send "CustomerOrder" it returns "Customer order". naturalLabelToIdentifier public static java.lang.String naturalLabelToIdentifier(java.lang.String naturalLabel) Convert a string with a label natural for a human into a identifier valid to use as URL, file name, internal id, etc. If you send "Le�n, Espa�a" it returns "LeonEspana". The % is changed by the "percent" string. Since: 5.6 removeAccents public static java.lang.String removeAccents(java.lang.String value) Change from a vowel with an accent, to vowel with no accent If you send "Camión" it returns "Camion" Since: v4m6 isModelName public static boolean isModelName(java.lang.String string) Determines if the string is a valid model name. Since: 4.5 removeBlanks public static java.lang.String removeBlanks(java.lang.String string) Returns the argument string without blanks (\n, \r, \t, \f) or whitespace. If you send "my group" it returns "myGroup". If you send "My Section" it returns "MySection". Parameters: string - String not null Since: 5.2.1 multiline public static java.lang.String multiline(java.lang.String... strings) Returns a String multiline platform independent. For example, Strings.multiline("OpenXava", "AJAX Java Framework Web", "You only have to write the domain classes") -> "OpenXava AJAX Java Framework Web You only have to write the domain classes" Parameters: strings - The array of String objects, entries not may be null Since: 5.7 unquote public static java.lang.String unquote(java.lang.String sentence) Remove the quotes from a sentence between quotes. That is: "Hi, I'm Peter" --> Hi, I'm Peter Parameters: sentence - The original sentence, with or without surrounding quotes. Returns: The sentence without quotes, if the sentence has no quotes returns the original string. Since: 5.8

Class Strings

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Strings

Method Detail

concat

isNumeric

changeSeparatorsBySpaces

toCharSet

spaces

fix

fix

repeat

toArray

toArray

toCollection

toCollection

toList

toList

toSet

toSetNullByPass

toSet

toString

toString

toString

toString

toString

toObject

firstUpper

firstLower

change

change

lastToken

lastToken

noLastToken

noLastToken

noFirstToken

noFirstTokenWithoutFirstDelim

noLastTokenWithoutLastDelim

firstToken

removeXSS

removeXSS

javaIdentifierToNaturalLabel

naturalLabelToIdentifier

removeAccents

isModelName

removeBlanks

multiline

unquote