1 /* 2 * Copyright 2004 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 */ 23 24 /* 25 * @test 26 * @bug 4916650 27 * @summary wildcards versus recursive F-bounds 28 * @author Peter von der Ahe 29 * 30 * @compile Capture5.java 31 */ 32 33 package capture5; 34 35 interface R<T extends R<T>> {} 36 class A implements R<A> {} 37 class B<T> implements R<B<T>> {} 38 class C implements R<C> {} 39 40 class Recursive { 41 <t> t choose(t x, t y) { 42 return x; 43 } 44 void f(boolean b1, boolean b2, boolean b3, A a, B<String> b, C c) { 45 R<? extends R<? extends R<? extends R<? extends R<?>>>>> r = null; 46 r = b2 ? a : b; 47 r = b1 ? (b2 ? a : b) : (b3 ? b : c); 48 r = choose(a,c); 49 r = choose(choose(a,b), choose(b,c)); 50 } 51 }