Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/lambda/LambdaInnerTypeVarReflect.java
test/tools/javac/lambda/LambdaInnerTypeVarReflect.java
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| 1 /* | |
| 2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
| 23 | |
| 24 /* | |
| 25 * @test | |
| 26 * @bug 8005653 | |
| 27 * @summary A lambda containing an inner class referencing an external type var | |
| 28 * @author Robert Field | |
| 29 * @run main LambdaInnerTypeVarReflect | |
| 30 */ | |
| 31 | |
| 32 import java.io.StringWriter; | |
| 33 import java.io.PrintWriter; | |
| 34 import java.io.IOException; | |
| 35 | |
| 36 public class LambdaInnerTypeVarReflect { | |
| 37 | |
| 38 static int assertionCount = 0; | |
| 39 | |
| 40 static void assertTrue(boolean cond) { | |
| 41 assertionCount++; | |
| 42 if (!cond) | |
| 43 throw new AssertionError(); | |
| 44 } | |
| 45 | |
| 46 interface I { | |
| 47 C doit(); | |
| 48 } | |
| 49 | |
| 50 abstract class C { | |
| 51 abstract Object it(); | |
| 52 } | |
| 53 | |
| 54 class TV { | |
| 55 C go() { | |
| 56 return foo("Frump").doit(); | |
| 57 } | |
| 58 | |
| 59 <RRRRR> I foo(RRRRR r) { | |
| 60 return () -> new C() { | |
| 61 public RRRRR xxxxx = r; | |
| 62 @Override | |
| 63 Object it() { return xxxxx; }; | |
| 64 }; | |
| 65 } | |
| 66 } | |
| 67 | |
| 68 void test1() throws IOException { | |
| 69 char[] buffer = new char[1024]; | |
| 70 String innerName = new TV().go().getClass().getName(); | |
| 71 StringWriter sw = new StringWriter(); | |
| 72 PrintWriter pw = new PrintWriter(sw); | |
| 73 int exitCode = com.sun.tools.javap.Main.run(new String[] {innerName}, pw); | |
| 74 assertTrue(exitCode == 0); | |
| 75 | |
| 76 String javapOut = sw.toString(); | |
| 77 assertTrue(javapOut.contains(innerName)); | |
| 78 assertTrue(!javapOut.contains("RRRRR")); | |
| 79 } | |
| 80 | |
| 81 public static void main(String[] args) throws IOException { | |
| 82 LambdaInnerTypeVarReflect t = new LambdaInnerTypeVarReflect(); | |
| 83 t.test1(); | |
| 84 assertTrue(assertionCount == 3); | |
| 85 } | |
| 86 } |
