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package bjc.utils.funcutils;
import java.util.Iterator;
import java.util.function.Function;
/**
* Utility methods for dealing with iterators.
*
* @author bjculkin
*
*/
public class IteratorUtils {
/**
* Convert an iterator to an iterable.
*
* @param itr
* The iterator to convert.
* @return An iterable that gives back that iterator.
*/
public static <E> Iterable<E> I(Iterator<E> itr) {
return () -> itr;
}
/**
* Convert an iterable to an iterator.
*
* @param itr
* The iterable to convert.
* @return The iterator from that iterable
*/
public static <E> Iterator<E> I(Iterable<E> itr) {
return itr.iterator();
}
}
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