| /* |
| * Copyright (c) 2005, 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 6310858 |
| * @summary Tests for toArray |
| * @author Martin Buchholz |
| */ |
| |
| import java.util.*; |
| |
| public class ToArray { |
| enum Country { FRENCH, POLISH } |
| public static void main(String[] args) throws Throwable { |
| Map<Country, String> m = new EnumMap<Country, String>(Country.class); |
| m.put(Country.FRENCH, "connection"); |
| m.put(Country.POLISH, "sausage"); |
| |
| Object[] z = m.entrySet().toArray(); |
| System.out.println(Arrays.toString(z)); |
| if (! (z.getClass() == Object[].class && |
| z.length == 2 && |
| ((Map.Entry)z[0]).getKey() == Country.FRENCH && |
| ((Map.Entry)z[1]).getKey() == Country.POLISH)) |
| throw new AssertionError(); |
| |
| Map.Entry[] x1 = new Map.Entry[3]; |
| x1[2] = m.entrySet().iterator().next(); |
| Map.Entry[] x2 = m.entrySet().toArray(x1); |
| System.out.println(Arrays.toString(x2)); |
| if (! (x1 == x2 && |
| x2[0].getKey() == Country.FRENCH && |
| x2[1].getKey() == Country.POLISH && |
| x2[2] == null)) |
| throw new AssertionError(); |
| |
| Map.Entry[] y1 = new Map.Entry[1]; |
| Map.Entry[] y2 = m.entrySet().toArray(y1); |
| System.out.println(Arrays.toString(y2)); |
| if (! (y1 != y2 && |
| y2.length == 2 && |
| y2[0].getKey() == Country.FRENCH && |
| y2[1].getKey() == Country.POLISH)) |
| throw new AssertionError(); |
| } |
| } |