de.lmu.ifi.dbs.elki.utilities.datastructures.iterator

Interface ArrayIter

All Superinterfaces:

Iter

All Known Subinterfaces:

DBIDArrayIter, DBIDArrayMIter, DistanceDBIDListIter<D>, DoubleDistanceDBIDListIter, DoubleDistanceIntegerDBIDListIter, DoubleHistogram.Iter, FloatHistogram.Iter, Histogram.Iter, IntegerDBIDArrayIter, IntegerDBIDArrayMIter, IntHistogram.Iter, LongHistogram.Iter, ObjHistogram.Iter<T>, ShortHistogram.Iter

All Known Implementing Classes:

AbstractObjStaticHistogram.Iter, AbstractStaticHistogram.Iter, ArrayListIter, ArrayModifiableIntegerDBIDs.Itr, ArrayModifiableIntegerDBIDs.Slice.SliceItr, ArrayStaticIntegerDBIDs.Itr, ArrayStaticIntegerDBIDs.Slice.SliceItr, DistanceDBIDPairKNNList.Itr, DoubleDistanceDBIDPairKNNList.Itr, DoubleDistanceDBIDPairKNNListHeap.Itr, DoubleDistanceDBIDPairList.Itr, DoubleDistanceIntegerDBIDList.Itr, DoubleDistanceIntegerDBIDPairKNNListHeap.Itr, DoubleDistanceIntegerDBIDPairList.Itr, DoubleDistanceKNNSubList.Itr, DoubleStaticHistogram.Iter, EmptyDBIDs.EmptyDBIDIterator, FloatStaticHistogram.Iter, GenericDistanceDBIDList.Itr, IntegerDBID.Itr, IntegerDBIDRange.Itr, IntegerDBIDVar.Itr, IntStaticHistogram.Iter, KNNSubList.Itr, LongStaticHistogram.Iter, ROC.DecreasingVectorIter, ROC.IncreasingVectorIter, ShortStaticHistogram.Iter, UnmodifiableArrayDBIDs.UnmodifiableDBIDArrayIter, UnmodifiableIntegerArrayDBIDs.UnmodifiableDBIDIter

public interface ArrayIter
extends Iter

Array iterators can also go backwards and seek.

Method Summary

Methods

Modifier and Type	Method and Description
void	advance(int count) Moves the iterator forward or backward by the given offset.
int	getOffset() Get current iterator offset.
void	retract() Moves the iterator backward to the previous entry.
void	seek(int off) Moves the iterator to the given position

Methods inherited from interface de.lmu.ifi.dbs.elki.utilities.datastructures.iterator.Iter

advance, valid

Method Detail

getOffset

int getOffset()

Get current iterator offset.

Returns:

Iterator position

advance

void advance(int count)

Moves the iterator forward or backward by the given offset.

Parameters:

count - offset to move forward or backwards

retract

void retract()

Moves the iterator backward to the previous entry.

seek

void seek(int off)

Moves the iterator to the given position

Parameters:

off - Seek offset