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:
java.io.Serializable, java.lang.Iterable<ElementType>, java.util.Collection<ElementType>, java.util.List<ElementType>

public class LazyList<ElementType>
extends java.lang.Object
implements java.util.List<ElementType>, java.io.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(java.util.Collection<? extends ElementType> collection)
          
 boolean addAll(int index, java.util.Collection<? extends ElementType> collection)
          
protected  java.util.List<ElementType> buildList()
          Builds an appropriate delegate for this list.
 void clear()
          
 boolean contains(java.lang.Object element)
          
 boolean containsAll(java.util.Collection<?> collection)
          
 ElementType get(int index)
          
 int indexOf(java.lang.Object element)
          
 boolean isEmpty()
          
 java.util.Iterator<ElementType> iterator()
          
 int lastIndexOf(java.lang.Object element)
          
 java.util.ListIterator<ElementType> listIterator()
          
 java.util.ListIterator<ElementType> listIterator(int index)
          
 ElementType remove(int index)
          
 boolean remove(java.lang.Object element)
          
 boolean removeAll(java.util.Collection<?> collection)
          
 boolean retainAll(java.util.Collection<?> collection)
          
 ElementType set(int index, ElementType element)
          
 int size()
          
 java.util.List<ElementType> subList(int fromIndex, int toIndex)
          
 java.lang.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 java.util.Collection<ElementType>
Specified by:
add in interface java.util.List<ElementType>

add

public void add(int index,
                ElementType element)

Specified by:
add in interface java.util.List<ElementType>

addAll

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

Specified by:
addAll in interface java.util.Collection<ElementType>
Specified by:
addAll in interface java.util.List<ElementType>

addAll

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

Specified by:
addAll in interface java.util.List<ElementType>

clear

public void clear()

Specified by:
clear in interface java.util.Collection<ElementType>
Specified by:
clear in interface java.util.List<ElementType>

contains

public boolean contains(java.lang.Object element)

Specified by:
contains in interface java.util.Collection<ElementType>
Specified by:
contains in interface java.util.List<ElementType>

containsAll

public boolean containsAll(java.util.Collection<?> collection)

Specified by:
containsAll in interface java.util.Collection<ElementType>
Specified by:
containsAll in interface java.util.List<ElementType>

get

public ElementType get(int index)

Specified by:
get in interface java.util.List<ElementType>

indexOf

public int indexOf(java.lang.Object element)

Specified by:
indexOf in interface java.util.List<ElementType>

isEmpty

public boolean isEmpty()

Specified by:
isEmpty in interface java.util.Collection<ElementType>
Specified by:
isEmpty in interface java.util.List<ElementType>

iterator

public java.util.Iterator<ElementType> iterator()

Specified by:
iterator in interface java.lang.Iterable<ElementType>
Specified by:
iterator in interface java.util.Collection<ElementType>
Specified by:
iterator in interface java.util.List<ElementType>

lastIndexOf

public int lastIndexOf(java.lang.Object element)

Specified by:
lastIndexOf in interface java.util.List<ElementType>

listIterator

public java.util.ListIterator<ElementType> listIterator()

Specified by:
listIterator in interface java.util.List<ElementType>

listIterator

public java.util.ListIterator<ElementType> listIterator(int index)

Specified by:
listIterator in interface java.util.List<ElementType>

remove

public boolean remove(java.lang.Object element)

Specified by:
remove in interface java.util.Collection<ElementType>
Specified by:
remove in interface java.util.List<ElementType>

remove

public ElementType remove(int index)

Specified by:
remove in interface java.util.List<ElementType>

removeAll

public boolean removeAll(java.util.Collection<?> collection)

Specified by:
removeAll in interface java.util.Collection<ElementType>
Specified by:
removeAll in interface java.util.List<ElementType>

retainAll

public boolean retainAll(java.util.Collection<?> collection)

Specified by:
retainAll in interface java.util.Collection<ElementType>
Specified by:
retainAll in interface java.util.List<ElementType>

set

public ElementType set(int index,
                       ElementType element)

Specified by:
set in interface java.util.List<ElementType>

size

public int size()

Specified by:
size in interface java.util.Collection<ElementType>
Specified by:
size in interface java.util.List<ElementType>

subList

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

Specified by:
subList in interface java.util.List<ElementType>

toArray

public java.lang.Object[] toArray()

Specified by:
toArray in interface java.util.Collection<ElementType>
Specified by:
toArray in interface java.util.List<ElementType>

toArray

public <T> T[] toArray(T[] type)

Specified by:
toArray in interface java.util.Collection<ElementType>
Specified by:
toArray in interface java.util.List<ElementType>

buildList

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

Returns:
delegate for this list


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