1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/generics/wildcards/neg/CastWarn5.java Sat Dec 01 00:00:00 2007 +0000 1.3 @@ -0,0 +1,49 @@ 1.4 +/* 1.5 + * Copyright 2003 Sun Microsystems, Inc. All Rights Reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or 1.24 + * have any questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 4916607 1.30 + * @summary Test casts (legal, warning, and errors) 1.31 + * @author gafter 1.32 + * 1.33 + * @compile/fail -source 1.5 -Werror -Xlint:unchecked CastWarn5.java 1.34 + */ 1.35 + 1.36 +import java.util.*; 1.37 + 1.38 +class CastTest { 1.39 + 1.40 + // --- Disjoint --- 1.41 + 1.42 + private interface DA<T> { } 1.43 + private interface DB<T> extends DA<T> { } 1.44 + private interface DC<T> extends DA<Integer> { } 1.45 + 1.46 + private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() { 1.47 + Object o; 1.48 + 1.49 + o = (DA<? extends Integer>) (DA<N>) null; // <<warn 5>> 1.50 + } 1.51 + 1.52 +}