Quelle AddAll.java Sprache: JAVA

/*
* Copyright (c) 1998, 1999, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/

/*
* @test
* @bug 4163207
* @summary AddAll was prepending instead of appending!
*/

import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;

public class AddAll {
    public static void main(String[] args) throws Exception {
        List head = Collections.nCopies(7, "deadly sin");
        List tail = Collections.nCopies(4, "basic food group");
        List l1 = new ArrayList(head);
        List l2 = new LinkedList(head);
        l1.addAll(tail);
        l2.addAll(tail);
        if (!l1.equals(l2))
            throw new RuntimeException("addAll is broken.");
    }
}

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