add All elements from an Iterator to a Collection - Java java.util

Java examples for java.util:Iterator

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Description

add All elements from an Iterator to a Collection

Demo Code

/*// w  w w  . java 2 s . c o  m
 * Copyright (C) Inria Sophia Antipolis - M?diterran?e / LIRMM
 * (Universit? de Montpellier & CNRS) (2014 - 2016)
 *
 * Contributors :
 *
 * Cl?ment SIPIETER <clement.sipieter@inria.fr>
 * M?lanie K?NIG
 * Swan ROCHER
 * Jean-Fran?ois BAGET
 * Michel LECL?RE
 * Marie-Laure MUGNIER <mugnier@lirmm.fr>
 *
 *
 * This file is part of Graal <https://graphik-team.github.io/graal/>.
 *
 * This software is governed by the CeCILL  license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 *
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 *
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 *
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 */
import java.util.Collection;
import java.util.Iterator;

public class Main{
    public static void main(String[] argv){
        Collection c = java.util.Arrays.asList("asdf","java2s.com");
        Iterator   it = java.util.Arrays.asList("asdf","java2s.com").iterator();
        addAll(c,it);
    }
    public static <T> void addAll(Collection<? super T> c, Iterator<T> it) {
        while (it.hasNext())
            c.add(it.next());
    }
    public static <T> void addAll(Collection<? super T> c, Iterable<T> it) {
        addAll(c, it.iterator());
    }
}

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