public class TransformedList extends TransformedCollection implements List
List
to transform objects that are added.
The add and set methods are affected by this class. Thus objects must be removed or searched for using their transformed form. For example, if the transformation converts Strings to Integers, you must use the Integer form to remove objects.
This class is Serializable from Commons Collections 3.1.
Modifier and Type | Class and Description |
---|---|
protected class |
TransformedList.TransformedListIterator
Inner class Iterator for the TransformedList
|
transformer
collection
Modifier | Constructor and Description |
---|---|
protected |
TransformedList(List list,
Transformer transformer)
Constructor that wraps (not copies).
|
Modifier and Type | Method and Description |
---|---|
void |
add(int index,
Object object) |
boolean |
addAll(int index,
Collection coll) |
static List |
decorate(List list,
Transformer transformer)
Factory method to create a transforming list.
|
Object |
get(int index) |
protected List |
getList()
Gets the decorated list.
|
int |
indexOf(Object object) |
int |
lastIndexOf(Object object) |
ListIterator |
listIterator() |
ListIterator |
listIterator(int i) |
Object |
remove(int index) |
Object |
set(int index,
Object object) |
List |
subList(int fromIndex,
int toIndex) |
add, addAll, decorate, transform, transform
clear, contains, containsAll, equals, getCollection, hashCode, isEmpty, iterator, remove, removeAll, retainAll, size, toArray, toArray, toString
protected TransformedList(List list, Transformer transformer)
If there are any elements already in the list being decorated, they are NOT transformed.
list
- the list to decorate, must not be nulltransformer
- the transformer to use for conversion, must not be nullIllegalArgumentException
- if list or transformer is nullpublic static List decorate(List list, Transformer transformer)
If there are any elements already in the list being decorated, they are NOT transformed.
list
- the list to decorate, must not be nulltransformer
- the transformer to use for conversion, must not be nullIllegalArgumentException
- if list or transformer is nullprotected List getList()
public int lastIndexOf(Object object)
lastIndexOf
in interface List
public boolean addAll(int index, Collection coll)
public ListIterator listIterator()
listIterator
in interface List
public ListIterator listIterator(int i)
listIterator
in interface List
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