Class UnmodifiableListIterator<E>
java.lang.Object
org.apache.commons.collections4.iterators.UnmodifiableListIterator<E>
- All Implemented Interfaces:
Iterator<E>
,ListIterator<E>
,Unmodifiable
public final class UnmodifiableListIterator<E>
extends Object
implements ListIterator<E>, Unmodifiable
Decorates a list iterator such that it cannot be modified.
Attempts to modify it will result in an UnsupportedOperationException.
- Since:
- 3.0
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Method Summary
Modifier and TypeMethodDescriptionvoid
boolean
hasNext()
boolean
next()
int
previous()
int
void
remove()
void
static <E> ListIterator<E>
umodifiableListIterator
(ListIterator<? extends E> iterator) Decorates the specified iterator such that it cannot be modified.
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Method Details
-
umodifiableListIterator
Decorates the specified iterator such that it cannot be modified.- Type Parameters:
E
- the element type- Parameters:
iterator
- the iterator to decorate- Returns:
- a new unmodifiable list iterator
- Throws:
NullPointerException
- if the iterator is null
-
hasNext
-
next
-
nextIndex
- Specified by:
nextIndex
in interfaceListIterator<E>
-
hasPrevious
- Specified by:
hasPrevious
in interfaceListIterator<E>
-
previous
- Specified by:
previous
in interfaceListIterator<E>
-
previousIndex
- Specified by:
previousIndex
in interfaceListIterator<E>
-
remove
-
set
- Specified by:
set
in interfaceListIterator<E>
-
add
- Specified by:
add
in interfaceListIterator<E>
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