Turns an iterator into a list. - Java Collection Framework

Java examples for Collection Framework:Iterator

Description

Turns an iterator into a list.

Demo Code

/* File:        $Id$//from w w w .j  av a 2  s  .co  m
 * Revision:    $Revision$
 * Author:      $Author$
 * Date:        $Date$
 *
 * The Netarchive Suite - Software to harvest and preserve websites
 * Copyright 2004-2012 The Royal Danish Library, the Danish State and
 * University Library, the National Library of France and the Austrian
 * National Library.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
//package com.java2s;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class Main {
    /** Turns an iterator into a list.
     * @param i an iterator
     * @return a List
     */
    public static <T> List<T> toList(Iterator<T> i) {
        List<T> res = new ArrayList<T>();
        while (i.hasNext()) {
            res.add(i.next());
        }
        return res;
    }
}

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