java.lang.Object
- org.apache.commons.collections.collection.AbstractCollectionDecorator
- - org.apache.commons.collections.set.AbstractSetDecorator
  - - org.apache.commons.collections.set.AbstractSortedSetDecorator
    - - org.apache.commons.collections.set.UnmodifiableSortedSet

All Implemented Interfaces:

Serializable, Iterable, Collection, Set, SortedSet, Unmodifiable
```
public final class UnmodifiableSortedSet
extends AbstractSortedSetDecorator
implements Unmodifiable, Serializable
```
Decorates another SortedSet to ensure it can't be altered.
This class is Serializable from Commons Collections 3.1.

Since:

Commons Collections 3.0

Version:

$Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $

Author:

Stephen Colebourne

See Also:

Serialized Form

Field Summary
- Fields inherited from class org.apache.commons.collections.collection.AbstractCollectionDecorator
  collection

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`add(Object object)`
`boolean`	`addAll(Collection coll)`
`void`	`clear()`
`static SortedSet`	`decorate(SortedSet set)`	Factory method to create an unmodifiable set.
`SortedSet`	`headSet(Object toElement)`
`Iterator`	`iterator()`
`boolean`	`remove(Object object)`
`boolean`	`removeAll(Collection coll)`
`boolean`	`retainAll(Collection coll)`
`SortedSet`	`subSet(Object fromElement, Object toElement)`
`SortedSet`	`tailSet(Object fromElement)`

Methods inherited from class org.apache.commons.collections.set.AbstractSortedSetDecorator
comparator, first, getSortedSet, last

Methods inherited from class org.apache.commons.collections.set.AbstractSetDecorator
getSet

Methods inherited from class org.apache.commons.collections.collection.AbstractCollectionDecorator
contains, containsAll, equals, getCollection, hashCode, isEmpty, size, toArray, toArray, toString

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

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

Methods inherited from interface java.lang.Iterable
forEach

Methods inherited from interface java.util.Set
contains, containsAll, equals, hashCode, isEmpty, size, toArray, toArray

Methods inherited from interface java.util.SortedSet
spliterator

- Method Detail
  - decorate
```
public static SortedSet decorate(SortedSet set)
```
    Factory method to create an unmodifiable set.
    
    Parameters:
    
    set - the set to decorate, must not be null
    
    Throws:
    
    IllegalArgumentException - if set is null
  - iterator
```
public Iterator iterator()
```
    Specified by:
    
    iterator in interface Collection
    
    Specified by:
    
    iterator in interface Iterable
    
    Specified by:
    
    iterator in interface Set
    
    Overrides:
    
    iterator in class AbstractCollectionDecorator
  - add
```
public boolean add(Object object)
```
    Specified by:
    
    add in interface Collection
    
    Specified by:
    
    add in interface Set
    
    Overrides:
    
    add in class AbstractCollectionDecorator
  - addAll
```
public boolean addAll(Collection coll)
```
    Specified by:
    
    addAll in interface Collection
    
    Specified by:
    
    addAll in interface Set
    
    Overrides:
    
    addAll in class AbstractCollectionDecorator
  - clear
```
public void clear()
```
    Specified by:
    
    clear in interface Collection
    
    Specified by:
    
    clear in interface Set
    
    Overrides:
    
    clear in class AbstractCollectionDecorator
  - remove
```
public boolean remove(Object object)
```
    Specified by:
    
    remove in interface Collection
    
    Specified by:
    
    remove in interface Set
    
    Overrides:
    
    remove in class AbstractCollectionDecorator
  - removeAll
```
public boolean removeAll(Collection coll)
```
    Specified by:
    
    removeAll in interface Collection
    
    Specified by:
    
    removeAll in interface Set
    
    Overrides:
    
    removeAll in class AbstractCollectionDecorator
  - retainAll
```
public boolean retainAll(Collection coll)
```
    Specified by:
    
    retainAll in interface Collection
    
    Specified by:
    
    retainAll in interface Set
    
    Overrides:
    
    retainAll in class AbstractCollectionDecorator
  - subSet
```
public SortedSet subSet(Object fromElement,
                        Object toElement)
```
    Specified by:
    
    subSet in interface SortedSet
    
    Overrides:
    
    subSet in class AbstractSortedSetDecorator
  - headSet
```
public SortedSet headSet(Object toElement)
```
    Specified by:
    
    headSet in interface SortedSet
    
    Overrides:
    
    headSet in class AbstractSortedSetDecorator
  - tailSet
```
public SortedSet tailSet(Object fromElement)
```
    Specified by:
    
    tailSet in interface SortedSet
    
    Overrides:
    
    tailSet in class AbstractSortedSetDecorator

Class UnmodifiableSortedSet

Field Summary

Fields inherited from class org.apache.commons.collections.collection.AbstractCollectionDecorator

Method Summary

Methods inherited from class org.apache.commons.collections.set.AbstractSortedSetDecorator

Methods inherited from class org.apache.commons.collections.set.AbstractSetDecorator

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

Methods inherited from class java.lang.Object

Methods inherited from interface java.util.Collection

Methods inherited from interface java.lang.Iterable

Methods inherited from interface java.util.Set

Methods inherited from interface java.util.SortedSet

Method Detail

decorate

iterator

add

addAll

clear

remove

removeAll

retainAll

subSet

headSet

tailSet