Class UnmodifiableSortedSet<E>
- java.lang.Object
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- org.apache.commons.collections4.collection.AbstractCollectionDecorator<E>
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- org.apache.commons.collections4.set.AbstractSetDecorator<E>
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- org.apache.commons.collections4.set.AbstractSortedSetDecorator<E>
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- org.apache.commons.collections4.set.UnmodifiableSortedSet<E>
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- Type Parameters:
E
- the type of the elements in this set
- All Implemented Interfaces:
java.io.Serializable
,java.lang.Iterable<E>
,java.util.Collection<E>
,java.util.Set<E>
,java.util.SortedSet<E>
,Unmodifiable
public final class UnmodifiableSortedSet<E> extends AbstractSortedSetDecorator<E> implements Unmodifiable
Decorates anotherSortedSet
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
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
add(E object)
boolean
addAll(java.util.Collection<? extends E> coll)
void
clear()
java.util.SortedSet<E>
headSet(E toElement)
java.util.Iterator<E>
iterator()
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)
java.util.SortedSet<E>
subSet(E fromElement, E toElement)
java.util.SortedSet<E>
tailSet(E fromElement)
static <E> java.util.SortedSet<E>
unmodifiableSortedSet(java.util.SortedSet<E> set)
Factory method to create an unmodifiable set.-
Methods inherited from class org.apache.commons.collections4.set.AbstractSortedSetDecorator
comparator, first, last
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Methods inherited from class org.apache.commons.collections4.set.AbstractSetDecorator
equals, hashCode
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Methods inherited from class org.apache.commons.collections4.collection.AbstractCollectionDecorator
contains, containsAll, isEmpty, size, toArray, toArray, toString
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Method Detail
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unmodifiableSortedSet
public static <E> java.util.SortedSet<E> unmodifiableSortedSet(java.util.SortedSet<E> set)
Factory method to create an unmodifiable set.- Type Parameters:
E
- the element type- Parameters:
set
- the set to decorate, must not be null- Returns:
- a new unmodifiable
SortedSet
- Throws:
java.lang.NullPointerException
- if set is null- Since:
- 4.0
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iterator
public java.util.Iterator<E> iterator()
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add
public boolean add(E object)
- Specified by:
add
in interfacejava.util.Collection<E>
- Specified by:
add
in interfacejava.util.Set<E>
- Overrides:
add
in classAbstractCollectionDecorator<E>
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addAll
public boolean addAll(java.util.Collection<? extends E> coll)
- Specified by:
addAll
in interfacejava.util.Collection<E>
- Specified by:
addAll
in interfacejava.util.Set<E>
- Overrides:
addAll
in classAbstractCollectionDecorator<E>
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clear
public void clear()
- Specified by:
clear
in interfacejava.util.Collection<E>
- Specified by:
clear
in interfacejava.util.Set<E>
- Overrides:
clear
in classAbstractCollectionDecorator<E>
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remove
public boolean remove(java.lang.Object object)
- Specified by:
remove
in interfacejava.util.Collection<E>
- Specified by:
remove
in interfacejava.util.Set<E>
- Overrides:
remove
in classAbstractCollectionDecorator<E>
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removeIf
public boolean removeIf(java.util.function.Predicate<? super E> filter)
- Specified by:
removeIf
in interfacejava.util.Collection<E>
- Overrides:
removeIf
in classAbstractCollectionDecorator<E>
- Since:
- 4.4
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removeAll
public boolean removeAll(java.util.Collection<?> coll)
- Specified by:
removeAll
in interfacejava.util.Collection<E>
- Specified by:
removeAll
in interfacejava.util.Set<E>
- Overrides:
removeAll
in classAbstractCollectionDecorator<E>
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retainAll
public boolean retainAll(java.util.Collection<?> coll)
- Specified by:
retainAll
in interfacejava.util.Collection<E>
- Specified by:
retainAll
in interfacejava.util.Set<E>
- Overrides:
retainAll
in classAbstractCollectionDecorator<E>
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subSet
public java.util.SortedSet<E> subSet(E fromElement, E toElement)
- Specified by:
subSet
in interfacejava.util.SortedSet<E>
- Overrides:
subSet
in classAbstractSortedSetDecorator<E>
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headSet
public java.util.SortedSet<E> headSet(E toElement)
- Specified by:
headSet
in interfacejava.util.SortedSet<E>
- Overrides:
headSet
in classAbstractSortedSetDecorator<E>
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