aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 8005653
aoqi@0:  * @summary A lambda containing an inner class referencing an external type var
aoqi@0:  * @author  Robert Field
aoqi@0:  * @run main LambdaInnerTypeVarReflect
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.StringWriter;
aoqi@0: import java.io.PrintWriter;
aoqi@0: import java.io.IOException;
aoqi@0: 
aoqi@0: public class LambdaInnerTypeVarReflect {
aoqi@0: 
aoqi@0:     static int assertionCount = 0;
aoqi@0: 
aoqi@0:     static void assertTrue(boolean cond) {
aoqi@0:         assertionCount++;
aoqi@0:         if (!cond)
aoqi@0:             throw new AssertionError();
aoqi@0:     }
aoqi@0: 
aoqi@0:     interface I {
aoqi@0:         C doit();
aoqi@0:     }
aoqi@0: 
aoqi@0:     abstract class C {
aoqi@0:         abstract Object it();
aoqi@0:     }
aoqi@0: 
aoqi@0:     class TV {
aoqi@0:         C go() {
aoqi@0:             return foo("Frump").doit();
aoqi@0:         }
aoqi@0: 
aoqi@0:         <RRRRR> I foo(RRRRR r) {
aoqi@0:             return () -> new C() {
aoqi@0:                 public RRRRR xxxxx = r;
aoqi@0:                 @Override
aoqi@0:                     Object it() { return xxxxx; };
aoqi@0:             };
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void test1() throws IOException {
aoqi@0:         char[] buffer = new char[1024];
aoqi@0:         String innerName = new TV().go().getClass().getName();
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         PrintWriter pw = new PrintWriter(sw);
aoqi@0:         int exitCode = com.sun.tools.javap.Main.run(new String[] {innerName}, pw);
aoqi@0:         assertTrue(exitCode == 0);
aoqi@0: 
aoqi@0:         String javapOut = sw.toString();
aoqi@0:         assertTrue(javapOut.contains(innerName));
aoqi@0:         assertTrue(!javapOut.contains("RRRRR"));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public static void main(String[] args) throws IOException {
aoqi@0:         LambdaInnerTypeVarReflect t = new LambdaInnerTypeVarReflect();
aoqi@0:         t.test1();
aoqi@0:         assertTrue(assertionCount == 3);
aoqi@0:     }
aoqi@0: }