org.mortbay.util

Class SingletonList

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList

org.mortbay.util.SingletonList

All Implemented Interfaces:

java.lang.Iterable, java.util.Collection, java.util.List

public class SingletonList
extends java.util.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)

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	get(int i)
java.util.Iterator	iterator()
java.util.ListIterator	listIterator()
java.util.ListIterator	listIterator(int i)
static SingletonList	newSingletonList(java.lang.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

Method Detail

newSingletonList

public static SingletonList newSingletonList(java.lang.Object o)

get

public java.lang.Object get(int i)

Specified by:

get in interface java.util.List

Specified by:

get in class java.util.AbstractList

size

public int size()

Specified by:

size in interface java.util.Collection

Specified by:

size in interface java.util.List

Specified by:

size in class java.util.AbstractCollection

listIterator

public java.util.ListIterator listIterator()

Specified by:

listIterator in interface java.util.List

Overrides:

listIterator in class java.util.AbstractList

listIterator

public java.util.ListIterator listIterator(int i)

Specified by:

listIterator in interface java.util.List

Overrides:

listIterator in class java.util.AbstractList

iterator

public java.util.Iterator iterator()

Specified by:

iterator in interface java.lang.Iterable

Specified by:

iterator in interface java.util.Collection

Specified by:

iterator in interface java.util.List

Overrides:

iterator in class java.util.AbstractList