org.mortbay.util
Class SingletonList

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractList
          org.mortbay.util.SingletonList

All Implemented Interfaces:

Iterable, Collection, List

public class SingletonList
extends AbstractList

Singleton List. This simple efficient implementation of a List with a single element is provided for JDK 1.2 JVMs, which do not provide the Collections.singletonList method.

Author:

Greg Wilkins (gregw)

Nested Class Summary

private class

SingletonList.SIterator

Field Summary

private Object

o

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

private

SingletonList(Object o)

Method Summary

Object	get(int i)
Iterator	iterator()
ListIterator	listIterator()
ListIterator	listIterator(int i)
static SingletonList	newSingletonList(Object o)
int	size()

Methods inherited from class java.util.AbstractList

add, add, addAll, clear, equals, hashCode, indexOf, lastIndexOf, remove, removeRange, set, subList

Methods inherited from class java.util.AbstractCollection

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray

Field Detail

o

private Object o

Constructor Detail

SingletonList

private SingletonList(Object o)

Method Detail

newSingletonList

public static SingletonList newSingletonList(Object o)

get

public Object get(int i)

Specified by:

get in interface List

Specified by:

get in class AbstractList

size

public int size()

Specified by:

size in interface Collection

Specified by:

size in interface List

Specified by:

size in class AbstractCollection

listIterator

public ListIterator listIterator()

Specified by:

listIterator in interface List

Overrides:

listIterator in class AbstractList

listIterator

public ListIterator listIterator(int i)

Specified by:

listIterator in interface List

Overrides:

listIterator in class AbstractList

iterator

public Iterator iterator()

Specified by:

iterator in interface Iterable

Specified by:

iterator in interface Collection

Specified by:

iterator in interface List

Overrides:

iterator in class AbstractList