1 /* 2 * Copyright (c) 2021, 2024, 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 * @summary test method reference of value class as the parameter type 27 * @enablePreview 28 * @run main/othervm MethodReference 29 */ 30 31 import java.util.function.Supplier; 32 33 public value class MethodReference { 34 final int x; 35 final int y; 36 MethodReference() { 37 this.x = 1234; 38 this.y = 5678; 39 } 40 41 public static void main(String... args) { 42 Supplier<MethodReference> supplier = MethodReference::new; 43 MethodReference o = supplier.get(); 44 if (o.x != 1234 || o.y != 5678) 45 throw new AssertionError(o); 46 } 47 }