1/* 2 * Copyright (c) 2015, 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 8138612 27 * @summary Do not retain declaration annotations on lambda formal parameters 28 * @run main SE5AnnotationsOnLambdaParameters 29 */ 30 31import java.lang.annotation.Annotation; 32import java.lang.annotation.Retention; 33import java.lang.annotation.RetentionPolicy; 34import java.lang.reflect.Method; 35 36public class SE5AnnotationsOnLambdaParameters { 37 @Retention(RetentionPolicy.RUNTIME) 38 @interface Annot {} 39 40 interface Runnable { 41 void run(int x); 42 } 43 44 public void run(Runnable r) {} 45 46 public static void main(@Annot String [] args) throws ClassNotFoundException { 47 new SE5AnnotationsOnLambdaParameters().run((@Annot int x) -> { System.out.println(x + args.length); }); 48 Class<?> clazz = Class.forName("SE5AnnotationsOnLambdaParameters"); 49 for (Method m : clazz.getDeclaredMethods()) { 50 if (m.getName().startsWith("lambda$")) { 51 for (Annotation[] annots : m.getParameterAnnotations()) { 52 if (annots.length > 0) { 53 throw new AssertionError("Unexpected annotations on lambda parameters"); 54 } 55 } 56 } 57 } 58 } 59}