| /* |
| * Copyright (c) 2002, 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 4715206 |
| * @summary Ensure that addAll method can cope with underestimate by size(). |
| * @author Josh Bloch |
| */ |
| |
| import java.util.*; |
| |
| public class AddAll { |
| public static void main(String[] args) { |
| for (int j = 0; j < 1; j++) { |
| Map m = new WeakHashMap(100000); |
| for (int i = 0; i < 100000; i++) |
| m.put(new Object(), Boolean.TRUE); |
| new ArrayList().addAll(m.keySet()); |
| } |
| |
| for (int j = 0; j < 1; j++) { |
| Map m = new WeakHashMap(100000); |
| for (int i = 0; i < 100000; i++) |
| m.put(new Object(), Boolean.TRUE); |
| new LinkedList().addAll(m.keySet()); |
| } |
| |
| for (int j = 0; j < 1; j++) { |
| Map m = new WeakHashMap(100000); |
| for (int i = 0; i < 100000; i++) |
| m.put(new Object(), Boolean.TRUE); |
| new Vector().addAll(m.keySet()); |
| } |
| |
| for (int j = 0; j < 1; j++) { |
| Map m = new WeakHashMap(100000); |
| for (int i = 0; i < 100000; i++) |
| m.put(new Object(), Boolean.TRUE); |
| List list = new ArrayList(); |
| list.add("inka"); list.add("dinka"); list.add("doo"); |
| list.addAll(1, m.keySet()); |
| } |
| |
| for (int j = 0; j < 1; j++) { |
| Map m = new WeakHashMap(100000); |
| for (int i = 0; i < 100000; i++) |
| m.put(new Object(), Boolean.TRUE); |
| List list = new LinkedList(); |
| list.add("inka"); list.add("dinka"); list.add("doo"); |
| list.addAll(1, m.keySet()); |
| } |
| |
| for (int j = 0; j < 1; j++) { |
| Map m = new WeakHashMap(100000); |
| for (int i = 0; i < 100000; i++) |
| m.put(new Object(), Boolean.TRUE); |
| List list = new ArrayList(); |
| list.add("inka"); list.add("dinka"); list.add("doo"); |
| list.addAll(1, m.keySet()); |
| } |
| } |
| } |