?? enumerationiterator.java
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package headfirst.adapter.iterenum;import java.util.*;public class EnumerationIterator implements Iterator { Enumeration enumeration; public EnumerationIterator(Enumeration enumeration) { this.enumeration = enumeration; } public boolean hasNext() { return enumeration.hasMoreElements(); } public Object next() { return enumeration.nextElement(); } public void remove() { throw new UnsupportedOperationException(); }}
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