org.opensaml.xml.util
Class LazyList<ElementType>

java.lang.Object
  extended by org.opensaml.xml.util.LazyList<ElementType>
Type Parameters:
ElementType - type of elements within the list
All Implemented Interfaces:
Serializable, Iterable<ElementType>, Collection<ElementType>, List<ElementType>

public class LazyList<ElementType>
extends Object
implements List<ElementType>, Serializable

A list that is lazy initialized. This list takes very little memory when storing zero or one item.

See Also:
Serialized Form

Constructor Summary
LazyList()
           
 
Method Summary
 boolean add(ElementType item)
          
 void add(int index, ElementType element)
          
 boolean addAll(Collection<? extends ElementType> collection)
          
 boolean addAll(int index, Collection<? extends ElementType> collection)
          
protected  List<ElementType> buildList()
          Builds an appropriate delegate for this list.
 void clear()
          
 boolean contains(Object element)
          
 boolean containsAll(Collection<?> collection)
          
 ElementType get(int index)
          
 int indexOf(Object element)
          
 boolean isEmpty()
          
 Iterator<ElementType> iterator()
          
 int lastIndexOf(Object element)
          
 ListIterator<ElementType> listIterator()
          
 ListIterator<ElementType> listIterator(int index)
          
 ElementType remove(int index)
          
 boolean remove(Object element)
          
 boolean removeAll(Collection<?> collection)
          
 boolean retainAll(Collection<?> collection)
          
 ElementType set(int index, ElementType element)
          
 int size()
          
 List<ElementType> subList(int fromIndex, int toIndex)
          
 Object[] toArray()
          
<T> T[]
toArray(T[] type)
          
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface java.util.List
equals, hashCode
 

Constructor Detail

LazyList

public LazyList()
Method Detail

add

public boolean add(ElementType item)

Specified by:
add in interface Collection<ElementType>
Specified by:
add in interface List<ElementType>

add

public void add(int index,
                ElementType element)

Specified by:
add in interface List<ElementType>

addAll

public boolean addAll(Collection<? extends ElementType> collection)

Specified by:
addAll in interface Collection<ElementType>
Specified by:
addAll in interface List<ElementType>

addAll

public boolean addAll(int index,
                      Collection<? extends ElementType> collection)

Specified by:
addAll in interface List<ElementType>

clear

public void clear()

Specified by:
clear in interface Collection<ElementType>
Specified by:
clear in interface List<ElementType>

contains

public boolean contains(Object element)

Specified by:
contains in interface Collection<ElementType>
Specified by:
contains in interface List<ElementType>

containsAll

public boolean containsAll(Collection<?> collection)

Specified by:
containsAll in interface Collection<ElementType>
Specified by:
containsAll in interface List<ElementType>

get

public ElementType get(int index)

Specified by:
get in interface List<ElementType>

indexOf

public int indexOf(Object element)

Specified by:
indexOf in interface List<ElementType>

isEmpty

public boolean isEmpty()

Specified by:
isEmpty in interface Collection<ElementType>
Specified by:
isEmpty in interface List<ElementType>

iterator

public Iterator<ElementType> iterator()

Specified by:
iterator in interface Iterable<ElementType>
Specified by:
iterator in interface Collection<ElementType>
Specified by:
iterator in interface List<ElementType>

lastIndexOf

public int lastIndexOf(Object element)

Specified by:
lastIndexOf in interface List<ElementType>

listIterator

public ListIterator<ElementType> listIterator()

Specified by:
listIterator in interface List<ElementType>

listIterator

public ListIterator<ElementType> listIterator(int index)

Specified by:
listIterator in interface List<ElementType>

remove

public boolean remove(Object element)

Specified by:
remove in interface Collection<ElementType>
Specified by:
remove in interface List<ElementType>

remove

public ElementType remove(int index)

Specified by:
remove in interface List<ElementType>

removeAll

public boolean removeAll(Collection<?> collection)

Specified by:
removeAll in interface Collection<ElementType>
Specified by:
removeAll in interface List<ElementType>

retainAll

public boolean retainAll(Collection<?> collection)

Specified by:
retainAll in interface Collection<ElementType>
Specified by:
retainAll in interface List<ElementType>

set

public ElementType set(int index,
                       ElementType element)

Specified by:
set in interface List<ElementType>

size

public int size()

Specified by:
size in interface Collection<ElementType>
Specified by:
size in interface List<ElementType>

subList

public List<ElementType> subList(int fromIndex,
                                 int toIndex)

Specified by:
subList in interface List<ElementType>

toArray

public Object[] toArray()

Specified by:
toArray in interface Collection<ElementType>
Specified by:
toArray in interface List<ElementType>

toArray

public <T> T[] toArray(T[] type)

Specified by:
toArray in interface Collection<ElementType>
Specified by:
toArray in interface List<ElementType>

buildList

protected List<ElementType> buildList()
Builds an appropriate delegate for this list.

Returns:
delegate for this list


Copyright © 2006-2008 Internet2. All Rights Reserved.