com.googlecode.javaewah.CloneableIterator Maven / Gradle / Ivy

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package com.googlecode.javaewah;

/**
 * Like a standard Java iterator, except that you can clone it.
 *
 * @param  the data type of the iterator
 */
public interface CloneableIterator extends Cloneable {
	
	/**
	 * @return whether there is more
	 */
	public boolean hasNext();
	/**
	 * @return the next element
	 */
	public E next();
	/**
	 * @return a copy 
	 * @throws CloneNotSupportedException this should never happen in practice
	 */
	public CloneableIterator clone() throws CloneNotSupportedException;

}