| Attributes and methods |
.argumentsList(List fields) : String
Returns a string containing a list of field names separated by a comma
Parameters :
fields : list of fields to be added in the arguments list
Example :
$fn.argumentsList( $entity.attributes )
Returns : 'id, firstName, lastName, age'
Since : 2.0.5
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.argumentsListWithGetter(String object, List fields) : String
Returns a string containing a list of fields getters separated by a comma
Parameters :
object : name of the object providing the getters
fields : list of fields to be added in the arguments list
Example :
$fn.argumentsListWithGetter( 'person', $entity.attributes )
Returns : 'person.getId(), person.getFirstName(), person.getLastName(), person.getAge()'
Since : 2.0.5
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.argumentsListWithType(List fields) : String
Returns a string containing a list of fields (type and name) separated by a comma
Parameters :
fields : list of fields to be added in the arguments list
Example :
$fn.argumentsListWithType( $entity.attributes )
Result example for Java language : 'int id, String firstName, String lastName, int age'
Result example for Go language : 'id int32, firstName string, lastName string, age uint'
Since : 2.0.5
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.argumentsListWithWrapperType(List fields) : String
Returns a string containing a list of fields (wrapper type and name) separated by a comma
Parameters :
fields : list of fields to be added in the arguments list
Example :
$fn.argumentsListWithWrapperType( $entity.attributes )
Returns : 'Integer id, String firstName, String lastName, Integer age'
Since : 3.0.0
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.backslash(String s, String c) : String
Protects each occurrence of the given char with a backslash in the given string
Parameters :
s : the string to be processed
c : the character to be protected with a backslash
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.buildIntValues(Collection collection) : List
Builds a list of N integer consecutive values starting with 1
Parameters :
collection : the collection determining the number of values (collection size)
Example :
#set ( $values = $fn.buildIntValues($entity.attributes) )
Values size = $values.size()
#foreach( $v in $values )
. value = $v
#end
#set($last = ( $values.size() - 1) )
#foreach ( $i in [0..$last] )
. value($i) = $values.get($i)
#end
Since : 3.0.0
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.buildIntValues(Collection collection, int int) : List
Builds a list of N integer consecutive values starting with the given value
Parameters :
collection : the collection determining the number of values (collection size)
int : the first value of the list
Example :
#set ( $values = $fn.buildIntValues($entity.attributes, 0) )
Values size = $values.size()
#foreach( $v in $values )
. value = $v
#end
#set($last = ( $values.size() - 1) )
#foreach ( $i in [0..$last] )
. value($i) = $values.get($i)
#end
Since : 3.0.0
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.buildIntValues(int int) : List
Builds a list of N integer consecutive values starting with 1
Parameters :
int : the number of values to be created
Example :
#set ( $values = $fn.buildIntValues(5) ) ## 5 values from 1 to 5
Values size = $values.size()
#foreach( $v in $values )
. value = $v
#end
#set($last = ( $values.size() - 1) )
#foreach ( $i in [0..$last] )
. value($i) = $values.get($i)
#end
Since : 3.0.0
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.buildIntValues(int int, int int) : List
Builds a list of N integer consecutive values starting with the given value
Parameters :
int : the number of values to be created
int : the first value of the list
Example :
#set ( $values = $fn.buildIntValues(10,0) ) ## 10 values from 0 to 9
Values size = $values.size()
#foreach( $v in $values )
. value = $v
#end
#set($last = ( $values.size() - 1) )
#foreach ( $i in [0..$last] )
. value($i) = $values.get($i)
#end
Since : 3.0.0
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.buildValues(List attributes, int step) : ValuesInContext
Builds a list of literal values.
Returns a list with one literal value for each attribute according with the attribute type.
e.g. : 12 for an integer, true for a boolean, 230L for a long, 'ABC' for a string, etc
Each value can be retrieved by its attribute's name, e.g. $values.getValue($attribute.name)
A list of all values separated by a comma is returned by $values.allValues
Those values are typically used to populate attributes in test cases
Parameters :
attributes : list of attributes requiring a literal value
step : a step (from 1 to N) used to change the values builded
Example :
#set( $values = $fn.buildValues($entity.attributes, 1) )
#foreach( $attribute in $entity.attributes )
Literal value for $attribute.name : $values.getValue($attribute.name)
#end
All values : $values.allValues
Since : 2.1.1
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.capitalize(String string) : String
Capitalizes the given string
changing the first letter to upper case
Parameters :
string : the string to be capitalized
Example :
$fn.capitalize($var)
Since : 2.1.0
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.className(Object object) : String
Returns the class name (CanonicalName) for the given object (or 'null' if undefined)
Parameters :
object : object reference for which to get the class name
Example :
$fn.className($var)
Since : 3.3.0
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.concatLists(List list1, List list2) : List
Concatenates 2 lists ( add all the elements of the second list at the end of the first one )
The 2 given lists remain unchanged. The result is stored in a new list.
Parameters :
list1 : List of objects
list2 : List of objects to be added at the end of list1
Example :
#set ( $list3 = $fn.concatLists( $list1, $list2 )
Since : 2.0.7
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.escapeXml(String s) : String
Returns the XML string for the given string
Replaces special characters (&, <, >, etc) by their corresponding XML notation
Parameters :
s : the string to be escaped
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.file(String filePath) : FileInContext
Returns a file object for the given file path
Parameters :
filePath : the file path (relative or absolute)
Example :
## relative path : for a file located in the current project :
#set( $file = $fn.file('myfile.csv') )
#set( $file = $fn.file('dir/foo.txt') )
## absolute path : for a file located anywhere :
#set( $file = $fn.file('C:\Temp\values.csv') )
#set( $file = $fn.file('/tmp/values.csv') )
Since : 3.3.0
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.fileFromBundle(String filePath) : FileInContext
Returns a file object for the given file path located in the current bundle folder
Parameters :
filePath : the file path (in the current bundle folder)
Example :
#set( $file = $fn.fileFromBundle('myfile.csv') )
#set( $file = $fn.fileFromBundle('dir/foo.txt') )
Since : 3.3.0
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.fileFromModel(String filePath) : FileInContext
Returns a file object for the given file path located in the current model folder
Parameters :
filePath : the file path (in the current model folder)
Example :
#set( $file = $fn.fileFromModel('myfile.csv') )
#set( $file = $fn.fileFromModel('dir/foo.txt') )
Since : 3.3.0
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.firstCharToUpperCase(String s) : String
Converts the first character to upper case
Parameters :
s : the string to be converted
Since : 2.0.7
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.get(String objectName, Object defaultValue) : Any kind of object
Returns the object stored with the given name in the Velocity Context
If there's no object for the given name the default value is returned
Parameters :
objectName : the name (or key) in the Velocity Context
defaultValue : the value to be returned if the object is not defined
Example :
$fn.get('groupId','defaultValue')
Since : 2.1.0
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.isBlank(String s) : boolean
Returns true if the given string is 'blank'
(true if the string is null or void or only composed of blanks)
Parameters :
s : the string to be tested
Since : 2.0.3
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.isDefined(String objectName) : boolean
Returns TRUE if the given object name is defined in the Velocity Context
Parameters :
objectName : the name (or key) in the Velocity Context
Example :
#if ( $fn.isDefined('myvar') )
Since : 2.1.0
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.isNotBlank(String s) : boolean
Returns true if the given string is not 'blank'
(true if the string is not null, not void and not only composed of blanks)
Parameters :
s : the string to be tested
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.isNotVoid(Object list/map/array) : boolean
Returns TRUE if the given list/map/array is NOT VOID
Parameters :
list/map/array :
Example :
#if ( $fn.isNotVoid( $entity.attributes ) )
Since : 2.0.7
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.isVoid(Object list/map/array) : boolean
Returns TRUE if the given list/map/array is VOID
Parameters :
list/map/array :
Example :
#if ( $fn.isVoid( $entity.attributes ) )
Since : 2.0.7
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.join(Collection collection, String separator) : String
Returns a string built by joining all the elements of the given collection
the 'separator' is added between each element
Parameters :
collection : the collection (any kind of objects
separator : the separator string (void string if no separator required)
Example :
#set ( $v = $fn.join( $myList, "," ) )
#set ( $v = $fn.join( $myList, "" ) )
Since : 3.3.0
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.joinWithPrefixSuffix(Collection collection, String separator, String prefix, String suffix) : String
Returns a string built by joining all the elements of the given collection
the 'separator' is added between each element
the 'prefix' is added before each element
the 'suffix' is added after each element
Parameters :
collection : the collection (any kind of objects
separator : the separator string (or void)
prefix : the prefix string (or void)
suffix : the suffix string (or void)
Example :
#set ( $v = $fn.joinWithPrefixSuffix( $myList, ";", "[", "]" ) )
#set ( $v = $fn.joinWithPrefixSuffix( $myList, ", ", "", ".class" ) )
Since : 3.3.0
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.quote(String s) : String
Adds a double quote character at the beginning and at the end of the given string
Parameters :
s : the string to be quoted
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.replaceInList(List list, Object oldElement, Object newElement) : void
Replaces all occurrences of an element with another in the given list
Parameters :
list : the list containing the elements
oldElement : the element to be replaced
newElement : the new element replacing the original
Example :
#set($list = ['a', 'b', 'cc', 'b', 'dd'])
$fn.replaceInList($list, 'b', 'BBB')##
result : [a, BBB, cc, BBB, dd]
#set($foo = [1, 0, 3, 0, 4, 0])
$fn.replaceInList($foo, 0, 9)##
result : [1, 9, 3, 9, 4, 9]
#set($foo = [1, 'aa', 3.2, 'zz', true, 5])
$fn.replaceInList($foo, 'zz', 99)##
result : [1, aa, 3.2, 99, true, 5]
Since : 3.3.0
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.size(Object list/map/array) : int
Returns the SIZE of the given list/map/array
Parameters :
list/map/array :
Example :
Number of attribute = $fn.size( $entity.attributes )
Since : 2.0.7
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.tab : String
Returns a single tabulation character
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.tab(int n) : String
Returns N tabulation characters
Parameters :
n : the number of tabulations to be returned
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.toList(String[] array) : List
Returns a list of strings from the given array of strings
Parameters :
array : the array of strings ( String[] )
Example :
#set ( $mylist = $fn.toList( $mystring.split(",") ) )
Since : 3.3.0
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.toLowerCase(String s) : String
Converts all of the characters in the given string to lower case
Parameters :
s : the string to be converted
Since : 2.0.7
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.toUpperCase(String s) : String
Converts all of the characters in the given string to upper case
Parameters :
s : the string to be converted
Since : 2.0.7
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.trimAll(List list) : void
Trims all string occurrences in the given list
Parameters :
list : the list containing the elements
Example :
#set($list = ['a', ' b', ' c c ', 'd '])
$fn.trimAll($list)##
result : [a, b, c c, d ]
#set($foo = [1, ' a ', 3.2, ' zz' ])
$fn.trimAll($foo)##
result : [1, a, 3.2, zz]
Since : 3.3.0
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.uncapitalize(String string) : String
Uncapitalizes the given string
changing the first letter to lower case
Parameters :
string : the string to be uncapitalized
Example :
$fn.uncapitalize($var)
Since : 2.1.0
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.unquote(String s) : String
Removes the double quote character at the beginning and at the end of the given string (if any)
If the string is not quoted it is returned as is
If there's a quote character only at the beginning or at the end the string is returned as is
Parameters :
s : the string to be unquoted
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