?? alternatingdinermenuiterator.java
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package headfirst.iterator.dinermerger;import java.util.Calendar;public class AlternatingDinerMenuIterator implements Iterator { MenuItem[] list; int position; public AlternatingDinerMenuIterator(MenuItem[] list) { this.list = list; Calendar rightNow = Calendar.getInstance(); position = rightNow.DAY_OF_WEEK % 2; } public Object next() { MenuItem menuItem = list[position]; position = position + 2; return menuItem; } public boolean hasNext() { if (position >= list.length || list[position] == null) { return false; } else { return true; } } public String toString() { return "Alternating Diner Menu Iterator"; }}
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