UnmodifiableList (The Adobe AEM Quickstart and Web Application.)

java.lang.Object
- org.apache.commons.collections4.collection.AbstractCollectionDecorator<E>
- - org.apache.commons.collections4.list.AbstractListDecorator<E>
  - - org.apache.commons.collections4.list.AbstractSerializableListDecorator<E>
    - - org.apache.commons.collections4.list.UnmodifiableList<E>

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<E>, java.util.Collection<E>, java.util.List<E>, Unmodifiable
```
public final class UnmodifiableList<E>
extends AbstractSerializableListDecorator<E>
implements Unmodifiable
```
Decorates another List to ensure it can't be altered.
This class is Serializable from Commons Collections 3.1.

Attempts to modify it will result in an UnsupportedOperationException.

Since:

3.0

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor and Description

UnmodifiableList(java.util.List<? extends E> list)
Constructor that wraps (not copies).

Constructors
Constructor and Description
`UnmodifiableList(java.util.List<? extends E> list)` Constructor that wraps (not copies).

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`add(int index, E object)`
`boolean`	`add(java.lang.Object object)`
`boolean`	`addAll(java.util.Collection<? extends E> coll)`
`boolean`	`addAll(int index, java.util.Collection<? extends E> coll)`
`void`	`clear()`
`java.util.Iterator<E>`	`iterator()`
`java.util.ListIterator<E>`	`listIterator()`
`java.util.ListIterator<E>`	`listIterator(int index)`
`E`	`remove(int index)`
`boolean`	`remove(java.lang.Object object)`
`boolean`	`removeAll(java.util.Collection<?> coll)`
`boolean`	`removeIf(java.util.function.Predicate<? super E> filter)`
`boolean`	`retainAll(java.util.Collection<?> coll)`
`E`	`set(int index, E object)`
`java.util.List<E>`	`subList(int fromIndex, int toIndex)`
`static <E> java.util.List<E>`	`unmodifiableList(java.util.List<? extends E> list)` Factory method to create an unmodifiable list.

Methods inherited from class org.apache.commons.collections4.list.AbstractListDecorator
equals, get, hashCode, indexOf, lastIndexOf

Methods inherited from class org.apache.commons.collections4.collection.AbstractCollectionDecorator
contains, containsAll, isEmpty, size, toArray, toArray, toString

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List
contains, containsAll, isEmpty, replaceAll, size, sort, spliterator, toArray, toArray

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

Methods inherited from interface java.lang.Iterable
forEach

- Constructor Detail
  - UnmodifiableList
```
public UnmodifiableList(java.util.List<? extends E> list)
```
    Constructor that wraps (not copies).
    
    Parameters:
    
    list - the list to decorate, must not be null
    
    Throws:
    
    java.lang.NullPointerException - if list is null
- Method Detail
  - unmodifiableList
```
public static <E> java.util.List<E> unmodifiableList(java.util.List<? extends E> list)
```
    Factory method to create an unmodifiable list.
    
    Type Parameters:
    
    E - the type of the elements in the list
    
    Parameters:
    
    list - the list to decorate, must not be null
    
    Returns:
    
    a new unmodifiable list
    
    Throws:
    
    java.lang.NullPointerException - if list is null
    
    Since:
    
    4.0
  - iterator
```
public java.util.Iterator<E> iterator()
```
    Specified by:
    
    iterator in interface java.lang.Iterable<E>
    
    Specified by:
    
    iterator in interface java.util.Collection<E>
    
    Specified by:
    
    iterator in interface java.util.List<E>
    
    Overrides:
    
    iterator in class AbstractCollectionDecorator<E>
  - add
```
public boolean add(java.lang.Object object)
```
    Specified by:
    
    add in interface java.util.Collection<E>
    
    Specified by:
    
    add in interface java.util.List<E>
    
    Overrides:
    
    add in class AbstractCollectionDecorator<E>
  - addAll
```
public boolean addAll(java.util.Collection<? extends E> coll)
```
    Specified by:
    
    addAll in interface java.util.Collection<E>
    
    Specified by:
    
    addAll in interface java.util.List<E>
    
    Overrides:
    
    addAll in class AbstractCollectionDecorator<E>
  - clear
```
public void clear()
```
    Specified by:
    
    clear in interface java.util.Collection<E>
    
    Specified by:
    
    clear in interface java.util.List<E>
    
    Overrides:
    
    clear in class AbstractCollectionDecorator<E>
  - remove
```
public boolean remove(java.lang.Object object)
```
    Specified by:
    
    remove in interface java.util.Collection<E>
    
    Specified by:
    
    remove in interface java.util.List<E>
    
    Overrides:
    
    remove in class AbstractCollectionDecorator<E>
  - removeIf
```
public boolean removeIf(java.util.function.Predicate<? super E> filter)
```
    Specified by:
    
    removeIf in interface java.util.Collection<E>
    
    Overrides:
    
    removeIf in class AbstractCollectionDecorator<E>
    
    Since:
    
    4.4
  - removeAll
```
public boolean removeAll(java.util.Collection<?> coll)
```
    Specified by:
    
    removeAll in interface java.util.Collection<E>
    
    Specified by:
    
    removeAll in interface java.util.List<E>
    
    Overrides:
    
    removeAll in class AbstractCollectionDecorator<E>
  - retainAll
```
public boolean retainAll(java.util.Collection<?> coll)
```
    Specified by:
    
    retainAll in interface java.util.Collection<E>
    
    Specified by:
    
    retainAll in interface java.util.List<E>
    
    Overrides:
    
    retainAll in class AbstractCollectionDecorator<E>
  - listIterator
```
public java.util.ListIterator<E> listIterator()
```
    Specified by:
    
    listIterator in interface java.util.List<E>
    
    Overrides:
    
    listIterator in class AbstractListDecorator<E>
  - listIterator
```
public java.util.ListIterator<E> listIterator(int index)
```
    Specified by:
    
    listIterator in interface java.util.List<E>
    
    Overrides:
    
    listIterator in class AbstractListDecorator<E>
  - add
```
public void add(int index,
                E object)
```
    Specified by:
    
    add in interface java.util.List<E>
    
    Overrides:
    
    add in class AbstractListDecorator<E>
  - addAll
```
public boolean addAll(int index,
                      java.util.Collection<? extends E> coll)
```
    Specified by:
    
    addAll in interface java.util.List<E>
    
    Overrides:
    
    addAll in class AbstractListDecorator<E>
  - remove
```
public E remove(int index)
```
    Specified by:
    
    remove in interface java.util.List<E>
    
    Overrides:
    
    remove in class AbstractListDecorator<E>
  - set
```
public E set(int index,
             E object)
```
    Specified by:
    
    set in interface java.util.List<E>
    
    Overrides:
    
    set in class AbstractListDecorator<E>
  - subList
```
public java.util.List<E> subList(int fromIndex,
                                 int toIndex)
```
    Specified by:
    
    subList in interface java.util.List<E>
    
    Overrides:
    
    subList in class AbstractListDecorator<E>

Class UnmodifiableList<E>

Constructor Summary

Method Summary

Methods inherited from class org.apache.commons.collections4.list.AbstractListDecorator

Methods inherited from class org.apache.commons.collections4.collection.AbstractCollectionDecorator

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

UnmodifiableList

Method Detail

unmodifiableList

iterator

add

addAll

clear

remove

removeIf

removeAll

retainAll

listIterator

listIterator

add

addAll

remove

set

subList