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 *

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 * 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.

 *

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 */

/*

 * @test

 * @bug 8005653

 * @summary A lambda containing an inner class referencing an external type var

 * @author  Robert Field

 * @modules jdk.compiler

 * @run main LambdaInnerTypeVarReflect

 */

import java.io.StringWriter;

import java.io.PrintWriter;

import java.io.IOException;

public class LambdaInnerTypeVarReflect {

    static int assertionCount = 0;

    static void assertTrue(boolean cond) {

        assertionCount++;

        if (!cond)

            throw new AssertionError();

    }

    interface I {

        C doit();

    }

    abstract class C {

        abstract Object it();

    }

    class TV {

        C go() {

            return foo("Frump").doit();

        }

        <RRRRR> I foo(RRRRR r) {

            return () -> new C() {

                public RRRRR xxxxx = r;

                @Override

                    Object it() { return xxxxx; };

            };

        }

    }

    void test1() throws IOException {

        char[] buffer = new char[1024];

        String innerName = new TV().go().getClass().getName();

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        int exitCode = com.sun.tools.javap.Main.run(new String[] {innerName}, pw);

        assertTrue(exitCode == 0);

        String javapOut = sw.toString();

        assertTrue(javapOut.contains(innerName));

        assertTrue(!javapOut.contains("RRRRR"));

    }

    public static void main(String[] args) throws IOException {

        LambdaInnerTypeVarReflect t = new LambdaInnerTypeVarReflect();

        t.test1();

        assertTrue(assertionCount == 3);

    }

}