Class ObjectIterators.EmptyIterator<K>
- java.lang.Object
-
- org.codelibs.jhighlight.fastutil.objects.AbstractObjectIterator<K>
-
- org.codelibs.jhighlight.fastutil.objects.AbstractObjectBidirectionalIterator<K>
-
- org.codelibs.jhighlight.fastutil.objects.AbstractObjectListIterator<K>
-
- org.codelibs.jhighlight.fastutil.objects.ObjectIterators.EmptyIterator<K>
-
- All Implemented Interfaces:
Serializable
,Cloneable
,Iterator<K>
,ListIterator<K>
,BidirectionalIterator<K>
,ObjectBidirectionalIterator<K>
,ObjectIterator<K>
,ObjectListIterator<K>
- Enclosing class:
- ObjectIterators
public static class ObjectIterators.EmptyIterator<K> extends AbstractObjectListIterator<K> implements Serializable, Cloneable
A class returning no elements and a type-specific iterator interface.This class may be useful to implement your own in case you subclass a type-specific iterator.
- See Also:
- Serialized Form
-
-
Constructor Summary
Constructors Modifier Constructor Description protected
EmptyIterator()
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
back(int n)
This method just iterates the type-specific version ofBidirectionalIterator.previous()
for at mostn
times, stopping ifBidirectionalIterator.hasPrevious()
becomes false.Object
clone()
boolean
hasNext()
boolean
hasPrevious()
Returns whether there is a previous element.K
next()
int
nextIndex()
K
previous()
Returns the previous element from the collection.int
previousIndex()
int
skip(int n)
This method just iterates the type-specific version ofIterator.next()
for at mostn
times, stopping ifIterator.hasNext()
becomes false.-
Methods inherited from class org.codelibs.jhighlight.fastutil.objects.AbstractObjectListIterator
add, set
-
Methods inherited from class org.codelibs.jhighlight.fastutil.objects.AbstractObjectIterator
remove
-
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
-
Methods inherited from interface java.util.Iterator
forEachRemaining
-
Methods inherited from interface java.util.ListIterator
remove
-
-
-
-
Method Detail
-
hasNext
public boolean hasNext()
-
hasPrevious
public boolean hasPrevious()
Description copied from interface:BidirectionalIterator
Returns whether there is a previous element.- Specified by:
hasPrevious
in interfaceBidirectionalIterator<K>
- Specified by:
hasPrevious
in interfaceListIterator<K>
- Returns:
- whether there is a previous element.
- See Also:
ListIterator.hasPrevious()
-
next
public K next()
-
previous
public K previous()
Description copied from interface:BidirectionalIterator
Returns the previous element from the collection.- Specified by:
previous
in interfaceBidirectionalIterator<K>
- Specified by:
previous
in interfaceListIterator<K>
- Returns:
- the previous element from the collection.
- See Also:
ListIterator.previous()
-
nextIndex
public int nextIndex()
- Specified by:
nextIndex
in interfaceListIterator<K>
-
previousIndex
public int previousIndex()
- Specified by:
previousIndex
in interfaceListIterator<K>
-
skip
public int skip(int n)
Description copied from class:AbstractObjectIterator
This method just iterates the type-specific version ofIterator.next()
for at mostn
times, stopping ifIterator.hasNext()
becomes false.- Specified by:
skip
in interfaceObjectIterator<K>
- Overrides:
skip
in classAbstractObjectIterator<K>
- Parameters:
n
- the number of elements to skip.- Returns:
- the number of elements actually skipped.
- See Also:
Iterator.next()
-
back
public int back(int n)
Description copied from class:AbstractObjectBidirectionalIterator
This method just iterates the type-specific version ofBidirectionalIterator.previous()
for at mostn
times, stopping ifBidirectionalIterator.hasPrevious()
becomes false.- Specified by:
back
in interfaceObjectBidirectionalIterator<K>
- Overrides:
back
in classAbstractObjectBidirectionalIterator<K>
- Parameters:
n
- the number of elements to skip back.- Returns:
- the number of elements actually skipped.
- See Also:
Iterator.next()
-
-