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package bjc.data;
import java.util.Iterator;
/**
* Represents an iterator over an array of values.
*
* @param <T> The type of values in the array.
*
* @author Ben Culkin
*/
public class ArrayIterator<T> implements Iterator<T> {
private Object[] arr;
private int idx;
/**
* Create a new array iterator.
*
* @param elms
* The array that will be iterated over.
*/
@SafeVarargs
public ArrayIterator(T... elms) {
arr = elms;
idx = 0;
}
@Override
public boolean hasNext() {
return idx < arr.length;
}
@SuppressWarnings("unchecked")
@Override
public T next() {
if (idx >= arr.length) return null;
return (T)(arr[idx++]);
}
}
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