it.unimi.dsi.fastutil.doubles
Class DoubleIterators.EmptyIterator

java.lang.Object
  extended by it.unimi.dsi.fastutil.doubles.AbstractDoubleIterator
      extended by it.unimi.dsi.fastutil.doubles.AbstractDoubleBidirectionalIterator
          extended by it.unimi.dsi.fastutil.doubles.AbstractDoubleListIterator
              extended by it.unimi.dsi.fastutil.doubles.DoubleIterators.EmptyIterator
All Implemented Interfaces:
BidirectionalIterator<Double>, DoubleBidirectionalIterator, DoubleIterator, DoubleListIterator, ObjectBidirectionalIterator<Double>, ObjectIterator<Double>, Iterator<Double>, ListIterator<Double>
Enclosing class:
DoubleIterators

public static class DoubleIterators.EmptyIterator
extends AbstractDoubleListIterator

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.


Field Summary
static long serialVersionUID
           
 
Method Summary
 int back(int n)
          This method just iterates the type-specific version of AbstractDoubleBidirectionalIterator.previous() for at most n times, stopping if BidirectionalIterator.hasPrevious() becomes false.
 Object clone()
           
 boolean hasNext()
           
 boolean hasPrevious()
          Returns whether there is a previous element.
 double nextDouble()
          Delegates to the corresponding generic method.
 int nextIndex()
           
 double previousDouble()
          Delegates to the corresponding generic method.
 int previousIndex()
           
 int skip(int n)
          This method just iterates the type-specific version of AbstractDoubleIterator.next() for at most n times, stopping if Iterator.hasNext() becomes false.
 
Methods inherited from class it.unimi.dsi.fastutil.doubles.AbstractDoubleListIterator
add, add, set, set
 
Methods inherited from class it.unimi.dsi.fastutil.doubles.AbstractDoubleBidirectionalIterator
previous
 
Methods inherited from class it.unimi.dsi.fastutil.doubles.AbstractDoubleIterator
next, remove
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface java.util.ListIterator
next, previous, remove
 
Methods inherited from interface it.unimi.dsi.fastutil.BidirectionalIterator
previous
 

Field Detail

serialVersionUID

public static final long serialVersionUID
See Also:
Constant Field Values
Method Detail

hasNext

public boolean hasNext()

hasPrevious

public boolean hasPrevious()
Description copied from interface: BidirectionalIterator
Returns whether there is a previous element.

Returns:
whether there is a previous element.
See Also:
ListIterator.hasPrevious()

nextDouble

public double nextDouble()
Description copied from class: AbstractDoubleIterator
Delegates to the corresponding generic method.

Specified by:
nextDouble in interface DoubleIterator
Overrides:
nextDouble in class AbstractDoubleIterator
Returns:
the next element in the iteration.
See Also:
Iterator.next()

previousDouble

public double previousDouble()
Description copied from class: AbstractDoubleBidirectionalIterator
Delegates to the corresponding generic method.

Specified by:
previousDouble in interface DoubleBidirectionalIterator
Overrides:
previousDouble in class AbstractDoubleBidirectionalIterator
Returns:
the previous element in the iteration.
See Also:
ListIterator.previous()

nextIndex

public int nextIndex()

previousIndex

public int previousIndex()

skip

public int skip(int n)
Description copied from class: AbstractDoubleIterator
This method just iterates the type-specific version of AbstractDoubleIterator.next() for at most n times, stopping if Iterator.hasNext() becomes false.

Specified by:
skip in interface DoubleIterator
Specified by:
skip in interface ObjectIterator<Double>
Overrides:
skip in class AbstractDoubleIterator
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: AbstractDoubleBidirectionalIterator
This method just iterates the type-specific version of AbstractDoubleBidirectionalIterator.previous() for at most n times, stopping if BidirectionalIterator.hasPrevious() becomes false.

Specified by:
back in interface DoubleBidirectionalIterator
Specified by:
back in interface ObjectBidirectionalIterator<Double>
Overrides:
back in class AbstractDoubleBidirectionalIterator
Parameters:
n - the number of elements to skip back.
Returns:
the number of elements actually skipped.
See Also:
Iterator.next()

clone

public Object clone()
Overrides:
clone in class Object