CastWarn8.java revision 288
3980N/A/*
3980N/A * Copyright 2003 Sun Microsystems, Inc. All Rights Reserved.
3980N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3980N/A *
3980N/A * This code is free software; you can redistribute it and/or modify it
5600N/A * under the terms of the GNU General Public License version 2 only, as
5600N/A * published by the Free Software Foundation.
5600N/A *
5600N/A * This code is distributed in the hope that it will be useful, but WITHOUT
3980N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
3980N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
3980N/A * version 2 for more details (a copy is included in the LICENSE file that
5600N/A * accompanied this code).
5600N/A *
5600N/A * You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn8.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<N>) (DA<? extends Runnable>) null; // <<warn 8>>
}
}