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 serialized lambda containing an inner class referencing an external type var 28 * @author Robert Field 29 * @run main LambdaInnerTypeVarSerialize 30 */ 31 32import java.io.Serializable; 33 34public class LambdaInnerTypeVarSerialize { 35 36 static int assertionCount = 0; 37 38 static void assertTrue(boolean cond) { 39 assertionCount++; 40 if (!cond) 41 throw new AssertionError(); 42 } 43 44 interface I extends Serializable { 45 C doit(); 46 } 47 48 abstract class C { 49 abstract Object it(); 50 } 51 52 class TV { 53 C go() { 54 return foo("Frump").doit(); 55 } 56 57 <RRRRR> I foo(RRRRR r) { 58 return () -> new C() { 59 RRRRR xxxxx = r; 60 @Override 61 Object it() { return xxxxx; }; 62 }; 63 } 64 } 65 66 void test1() { 67 assertTrue(new TV().go().it().equals("Frump")); 68 } 69 70 public static void main(String[] args) { 71 LambdaInnerTypeVarSerialize t = new LambdaInnerTypeVarSerialize(); 72 t.test1(); 73 assertTrue(assertionCount == 1); 74 } 75} 76