Mon, 03 Oct 2016 11:21:14 -0700
Added tag jdk8u122-b02 for changeset 2baeb96fa198
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /* |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 8023945 |
aoqi@0 | 27 | * @summary javac wrongly allows a subclass of an anonymous class |
aoqi@0 | 28 | * @library /tools/javac/lib |
aoqi@0 | 29 | * @build ToolBox |
aoqi@0 | 30 | * @run main AnonymousSubclassTest |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | import java.util.ArrayList; |
aoqi@0 | 34 | import java.io.IOException; |
aoqi@0 | 35 | |
aoqi@0 | 36 | public class AnonymousSubclassTest { |
aoqi@0 | 37 | public static void main(String... args) throws Exception { |
aoqi@0 | 38 | new AnonymousSubclassTest().run(); |
aoqi@0 | 39 | } |
aoqi@0 | 40 | |
aoqi@0 | 41 | // To trigger the error we want, first we need to compile |
aoqi@0 | 42 | // a class with an anonymous inner class: Foo$1. |
aoqi@0 | 43 | final String foo = |
aoqi@0 | 44 | "public class Foo {" + |
aoqi@0 | 45 | " void m() { Foo f = new Foo() {}; }" + |
aoqi@0 | 46 | "}"; |
aoqi@0 | 47 | |
aoqi@0 | 48 | // Then, we try to subclass the anonymous class |
aoqi@0 | 49 | // Note: we must do this in two classes because a different |
aoqi@0 | 50 | // error will be generated if we don't load Foo$1 through the |
aoqi@0 | 51 | // class reader. |
aoqi@0 | 52 | final String test1 = |
aoqi@0 | 53 | "public class Test1 {" + |
aoqi@0 | 54 | " void m() {"+ |
aoqi@0 | 55 | " Foo f1 = new Foo();"+ |
aoqi@0 | 56 | " Foo f2 = new Foo$1(f1) {};"+ |
aoqi@0 | 57 | " }" + |
aoqi@0 | 58 | "}"; |
aoqi@0 | 59 | |
aoqi@0 | 60 | final String test2 = |
aoqi@0 | 61 | "public class Test2 {" + |
aoqi@0 | 62 | " class T extends Foo$1 {" + |
aoqi@0 | 63 | " public T(Foo f) { super(f); }" + |
aoqi@0 | 64 | " }"+ |
aoqi@0 | 65 | "}"; |
aoqi@0 | 66 | |
aoqi@0 | 67 | void compOk(String code) throws Exception { |
aoqi@0 | 68 | ToolBox.javac(new ToolBox.JavaToolArgs().setSources(code)); |
aoqi@0 | 69 | } |
aoqi@0 | 70 | |
aoqi@0 | 71 | void compFail(String code) throws Exception { |
aoqi@0 | 72 | ArrayList<String> errors = new ArrayList<>(); |
aoqi@0 | 73 | ToolBox.JavaToolArgs args = new ToolBox.JavaToolArgs(); |
aoqi@0 | 74 | args.setSources(code) |
aoqi@0 | 75 | .appendArgs("-cp", ".", "-XDrawDiagnostics") |
aoqi@0 | 76 | .set(ToolBox.Expect.FAIL) |
aoqi@0 | 77 | .setErrOutput(errors); |
aoqi@0 | 78 | ToolBox.javac(args); |
aoqi@0 | 79 | |
aoqi@0 | 80 | if (!errors.get(0).contains("cant.inherit.from.anon")) { |
aoqi@0 | 81 | System.out.println(errors.get(0)); |
aoqi@0 | 82 | throw new Exception("test failed"); |
aoqi@0 | 83 | } |
aoqi@0 | 84 | } |
aoqi@0 | 85 | |
aoqi@0 | 86 | void run() throws Exception { |
aoqi@0 | 87 | compOk(foo); |
aoqi@0 | 88 | compFail(test1); |
aoqi@0 | 89 | compFail(test2); |
aoqi@0 | 90 | } |
aoqi@0 | 91 | } |