Thu, 14 May 2009 10:58:12 -0700
Added tag jdk7-b59 for changeset 88bcb6772159
duke@1 | 1 | /* |
duke@1 | 2 | * Copyright 2004 Sun Microsystems, Inc. All Rights Reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. |
duke@1 | 8 | * |
duke@1 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 13 | * accompanied this code). |
duke@1 | 14 | * |
duke@1 | 15 | * You should have received a copy of the GNU General Public License version |
duke@1 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 18 | * |
duke@1 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@1 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@1 | 21 | * have any questions. |
duke@1 | 22 | */ |
duke@1 | 23 | |
duke@1 | 24 | /* |
duke@1 | 25 | * @test |
duke@1 | 26 | * @bug 5009712 |
duke@1 | 27 | * @summary 1.4 javac should not accept the Covariant Return Type |
duke@1 | 28 | * @author gafter |
duke@1 | 29 | * |
duke@1 | 30 | * @compile -source 1.4 ExtendCovariant1.java |
duke@1 | 31 | */ |
duke@1 | 32 | |
duke@1 | 33 | /** |
duke@1 | 34 | * java.io.PrintStream java.io.PrintStream.append(char) |
duke@1 | 35 | * |
duke@1 | 36 | * overrides |
duke@1 | 37 | * |
duke@1 | 38 | * java.lang.Appendable java.lang.Appendable.append(char) |
duke@1 | 39 | * |
duke@1 | 40 | * Yet javac should allow extending PrintStream, as long as the user |
duke@1 | 41 | * doesn't directly override a covariant method in -source 1.4. |
duke@1 | 42 | **/ |
duke@1 | 43 | public class ExtendCovariant1 extends java.io.PrintStream { |
duke@1 | 44 | ExtendCovariant1() throws java.io.IOException { |
duke@1 | 45 | super(""); |
duke@1 | 46 | } |
duke@1 | 47 | } |