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

Interface ArrayIter

All Superinterfaces:

Iter

All Known Subinterfaces:

DBIDArrayIter, DBIDArrayMIter, DoubleDBIDListIter, DoubleDBIDListMIter, DoubleIntegerDBIDListIter, DoubleIntegerDBIDListMIter, Histogram.Iter, IntegerDBIDArrayIter, IntegerDBIDArrayMIter

All Known Implementing Classes:

AbstractStaticHistogram.Iter, AbstractVectorIter, ArrayListIter, ArrayModifiableIntegerDBIDs.Itr, ArrayModifiableIntegerDBIDs.Slice.SliceItr, ArrayStaticIntegerDBIDs.Itr, ArrayStaticIntegerDBIDs.Slice.SliceItr, DecreasingVectorIter, DoubleHistogram.Iter, DoubleIntegerDBIDArrayList.Itr, DoubleIntegerDBIDKNNHeap.UnorderedIter, DoubleIntegerDBIDSubList.Itr, EmptyDBIDs.EmptyDBIDIterator, IncreasingVectorIter, IntegerDBID.Itr, IntegerDBIDKNNSubList.Itr, IntegerDBIDPair.Itr, IntegerDBIDPair.Slice.SliceItr, IntegerDBIDRange.Itr, IntegerDBIDVar.Itr, ObjHistogram.Iter, UnmodifiableIntegerArrayDBIDs.Itr

public interface ArrayIter
extends Iter

Array iterators can also go backwards and seek.

Since:

0.5.5

Author:

Erich Schubert

Method Summary

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

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

valid

Method Detail

advance

ArrayIter advance()

Description copied from interface: Iter

Moves the iterator forward to the next entry.

Specified by:

advance in interface Iter

Returns:

The iterator itself.

advance

ArrayIter advance(int count)

Moves the iterator forward or backward by the given offset.

Parameters:

count - offset to move forward or backwards

Returns:

Iterator

retract

ArrayIter retract()

Moves the iterator backward to the previous entry.

Returns:

Iterator

seek

ArrayIter seek(int off)

Moves the iterator to the given position

Parameters:

off - Seek offset

Returns:

Iterator

getOffset

int getOffset()

Get current iterator offset.

Returns:

Iterator position