de.lmu.ifi.dbs.elki.database.ids

Interface DBIDArrayIter

All Superinterfaces:

ArrayIter, DBIDIter, DBIDRef, Iter

All Known Subinterfaces:

DBIDArrayMIter, DoubleDBIDListIter, DoubleDBIDListMIter, DoubleIntegerDBIDListIter, DoubleIntegerDBIDListMIter, IntegerDBIDArrayIter, IntegerDBIDArrayMIter

All Known Implementing Classes:

ArrayModifiableIntegerDBIDs.Itr, ArrayModifiableIntegerDBIDs.Slice.SliceItr, ArrayStaticIntegerDBIDs.Itr, ArrayStaticIntegerDBIDs.Slice.SliceItr, DoubleIntegerDBIDArrayList.Itr, DoubleIntegerDBIDKNNHeap.UnorderedIter, DoubleIntegerDBIDSubList.Itr, EmptyDBIDs.EmptyDBIDIterator, IntegerDBID.Itr, IntegerDBIDKNNSubList.Itr, IntegerDBIDPair.Itr, IntegerDBIDPair.Slice.SliceItr, IntegerDBIDRange.Itr, IntegerDBIDVar.Itr, UnmodifiableIntegerArrayDBIDs.Itr

public interface DBIDArrayIter
extends DBIDIter, ArrayIter

Array iterators that can also go backwards and seek.

Since:

0.5.5

Author:

Erich Schubert

Method Summary

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

Methods inherited from interface de.lmu.ifi.dbs.elki.database.ids.DBIDRef

equals, hashCode, internalGetIndex

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

getOffset

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

valid

Method Detail

advance

DBIDArrayIter advance()

Description copied from interface: Iter

Moves the iterator forward to the next entry.

Specified by:

advance in interface ArrayIter

Specified by:

advance in interface DBIDIter

Specified by:

advance in interface Iter

Returns:

The iterator itself.

advance

DBIDArrayIter advance(int count)

Description copied from interface: ArrayIter

Moves the iterator forward or backward by the given offset.

Specified by:

advance in interface ArrayIter

Parameters:

count - offset to move forward or backwards

Returns:

Iterator

retract

DBIDArrayIter retract()

Description copied from interface: ArrayIter

Moves the iterator backward to the previous entry.

Specified by:

retract in interface ArrayIter

Returns:

Iterator

seek

DBIDArrayIter seek(int off)

Description copied from interface: ArrayIter

Moves the iterator to the given position

Specified by:

seek in interface ArrayIter

Parameters:

off - Seek offset

Returns:

Iterator