SingletonList

java.lang.Object
- org.mdiutil.util.SingletonList<E>

Type Parameters:

E - the type of elements in the list

All Implemented Interfaces:

Iterable<E>, Collection<E>, List<E>
```
public class SingletonList<E>
extends Object
implements List<E>
```
This class represent a List that has only one Element.

Constructor Summary

Constructors
Constructor and Description

SingletonList()

SingletonList(E obj)

Constructors
Constructor and Description
`SingletonList()`
`SingletonList(E obj)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`boolean`	`add(E o)` Appends the specified element to the end of this list.
`void`	`add(int index, E element)`
`boolean`	`addAll(Collection<? extends E> c)` Appends all of the elements in the specified collection to the end of this list, in the order that they are returned by the specified collection's iterator.
`boolean`	`addAll(int index, Collection<? extends E> c)` Inserts all of the elements in the specified collection into this list at the specified position.
`void`	`clear()`
`boolean`	`contains(Object o)`
`boolean`	`containsAll(Collection<?> c)` Returns true if this list contains all of the elements of the specified collection.
`E`	`get(int index)`
`E`	`getUniqueElement()` Return the unique element of the list.
`int`	`indexOf(Object o)`
`boolean`	`isEmpty()`
`Iterator<E>`	`iterator()`
`int`	`lastIndexOf(Object o)`
`ListIterator<E>`	`listIterator()`
`ListIterator<E>`	`listIterator(int index)`
`E`	`remove(int index)`
`boolean`	`remove(Object o)` Removes the first occurrence of the specified element from this list, if it is present.
`boolean`	`removeAll(Collection<?> c)` Removes from this list all of its elements that are contained in the specified collection.
`boolean`	`retainAll(Collection c)` Unsupported operation.
`E`	`set(int index, E element)`
`void`	`setUniqueElement(E obj)` Set the unique element of the list.
`int`	`size()`
`List<E>`	`subList(int fromIndex, int toIndex)`
`Object[]`	`toArray()`
`Object[]`	`toArray(Object[] array)`

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, replaceAll, sort, spliterator

Methods inherited from interface java.util.Collection
parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable
forEach

- Constructor Detail
  - SingletonList
```
public SingletonList(E obj)
```
  - SingletonList
```
public SingletonList()
```
- Method Detail
  - getUniqueElement
```
public E getUniqueElement()
```
    Return the unique element of the list.
    
    Returns:
    
    the unique element of the list
  - setUniqueElement
```
public void setUniqueElement(E obj)
```
    Set the unique element of the list.
    
    Parameters:
    
    obj - the unique element of the list
  - size
```
public int size()
```
    Specified by:
    
    size in interface Collection<E>
    
    Specified by:
    
    size in interface List<E>
  - isEmpty
```
public boolean isEmpty()
```
    Specified by:
    
    isEmpty in interface Collection<E>
    
    Specified by:
    
    isEmpty in interface List<E>
  - contains
```
public boolean contains(Object o)
```
    Specified by:
    
    contains in interface Collection<E>
    
    Specified by:
    
    contains in interface List<E>
  - iterator
```
public Iterator<E> iterator()
```
    Specified by:
    
    iterator in interface Iterable<E>
    
    Specified by:
    
    iterator in interface Collection<E>
    
    Specified by:
    
    iterator in interface List<E>
  - toArray
```
public Object[] toArray()
```
    Specified by:
    
    toArray in interface Collection<E>
    
    Specified by:
    
    toArray in interface List<E>
  - toArray
```
public Object[] toArray(Object[] array)
```
    Specified by:
    
    toArray in interface Collection<E>
    
    Specified by:
    
    toArray in interface List<E>
  - add
```
public boolean add(E o)
```
    Appends the specified element to the end of this list. It can only be added if the list if empty.
    
    Specified by:
    
    add in interface Collection<E>
    
    Specified by:
    
    add in interface List<E>
    
    Parameters:
    
    o - element to be appended to this list
  - remove
```
public boolean remove(Object o)
```
    Removes the first occurrence of the specified element from this list, if it is present.
    
    Specified by:
    
    remove in interface Collection<E>
    
    Specified by:
    
    remove in interface List<E>
    
    Parameters:
    
    o - the object
    
    Returns:
    
    true if if this list contained the specified element
  - containsAll
```
public boolean containsAll(Collection<?> c)
```
    Returns true if this list contains all of the elements of the specified collection.
    
    Specified by:
    
    containsAll in interface Collection<E>
    
    Specified by:
    
    containsAll in interface List<E>
  - addAll
```
public boolean addAll(Collection<? extends E> c)
```
    Appends all of the elements in the specified collection to the end of this list, in the order that they are returned by the specified collection's iterator.
    
    Specified by:
    
    addAll in interface Collection<E>
    
    Specified by:
    
    addAll in interface List<E>
  - addAll
```
public boolean addAll(int index,
                      Collection<? extends E> c)
```
    Inserts all of the elements in the specified collection into this list at the specified position.
    
    Specified by:
    
    addAll in interface List<E>
  - removeAll
```
public boolean removeAll(Collection<?> c)
```
    Removes from this list all of its elements that are contained in the specified collection.
    
    Specified by:
    
    removeAll in interface Collection<E>
    
    Specified by:
    
    removeAll in interface List<E>
  - retainAll
```
public boolean retainAll(Collection c)
```
    Unsupported operation.
    
    Specified by:
    
    retainAll in interface Collection<E>
    
    Specified by:
    
    retainAll in interface List<E>
  - clear
```
public void clear()
```
    Specified by:
    
    clear in interface Collection<E>
    
    Specified by:
    
    clear in interface List<E>
  - get
```
public E get(int index)
```
    Specified by:
    
    get in interface List<E>
  - set
```
public E set(int index,
             E element)
```
    Specified by:
    
    set in interface List<E>
  - add
```
public void add(int index,
                E element)
```
    Specified by:
    
    add in interface List<E>
  - remove
```
public E remove(int index)
```
    Specified by:
    
    remove in interface List<E>
  - indexOf
```
public int indexOf(Object o)
```
    Specified by:
    
    indexOf in interface List<E>
  - lastIndexOf
```
public int lastIndexOf(Object o)
```
    Specified by:
    
    lastIndexOf in interface List<E>
  - listIterator
```
public ListIterator<E> listIterator()
```
    Specified by:
    
    listIterator in interface List<E>
  - listIterator
```
public ListIterator<E> listIterator(int index)
```
    Specified by:
    
    listIterator in interface List<E>
  - subList
```
public List<E> subList(int fromIndex,
                       int toIndex)
```
    Specified by:
    
    subList in interface List<E>

Class SingletonList<E>

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface java.util.List

Methods inherited from interface java.util.Collection

Methods inherited from interface java.lang.Iterable

Constructor Detail

SingletonList

SingletonList

Method Detail

getUniqueElement

setUniqueElement

size

isEmpty

contains

iterator

toArray

toArray

add

remove

containsAll

addAll

addAll

removeAll

retainAll

clear

get

set

add

remove

indexOf

lastIndexOf

listIterator

listIterator

subList