Package com.day.cq.commons
Interface RangeIterator<E>
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- All Superinterfaces:
java.util.Iterator<E>
public interface RangeIterator<E> extends java.util.Iterator<E>ExtendsIterator<E>with theskip,getSizeandgetPositionmethods.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description longgetPosition()Returns the current position within the iterator.longgetSize()Returns the number of elements in the iterator.voidskip(long skipNum)Skip a number of elements in the iterator.
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Method Detail
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skip
void skip(long skipNum)
Skip a number of elements in the iterator.- Parameters:
skipNum- the non-negative number of elements to skip- Throws:
java.util.NoSuchElementException- if skipped past the last element in the iterator.
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getSize
long getSize()
Returns the number of elements in the iterator. If this information is unavailable, returns -1.- Returns:
- a long
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getPosition
long getPosition()
Returns the current position within the iterator. The number returned is the 0-based index of the next element in the iterator, i.e. the one that will be returned on the subsequentnextcall.Note that this method does not check if there is a next element, i.e. an empty iterator will always return 0.
- Returns:
- a long
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