/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Common Public License (CPL);
* You may not use this file except in compliance with the License. You
* may obtain a copy of the License at
*
* http://www.opensource.org/licenses/cpl1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.jikesrvm.compilers.opt;
import java.util.Enumeration;
/**
*/
public class OPT_CompoundEnumerator<T> implements Enumeration<T> {
private final Enumeration<T> first;
private final Enumeration<T> second;
public OPT_CompoundEnumerator(Enumeration<T> first, Enumeration<T> second) {
this.first = first;
this.second = second;
}
public boolean hasMoreElements() {
return first.hasMoreElements() || second.hasMoreElements();
}
public T nextElement() {
if (first.hasMoreElements()) {
return first.nextElement();
} else {
return second.nextElement();
}
}
}