test/tools/javac/generics/wildcards/pos/AmbiguousCast2.java

Sat, 01 Dec 2007 00:00:00 +0000

author
duke
date
Sat, 01 Dec 2007 00:00:00 +0000
changeset 1
9a66ca7c79fa
child 289
84061bd68019
permissions
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     1 /*
     2  * Copyright 2003 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  */
    24 /*
    25  * @test
    26  * @bug 4856982
    27  * @summary generics: unable to cast between two convertible types
    28  * @author gafter
    29  *
    30  * @compile -source 1.5 AmbiguousCast2.java
    31  */
    33 import java.lang.ref.*;
    35 class Test<K, V> extends WeakReference<V> {
    36     static ReferenceQueue<Integer> queue = new ReferenceQueue<Integer>();
    38     public Test(K key, V value, ReferenceQueue<V> queue) {
    39         super(value, queue);
    40     }
    42     public static void main(String[] arg) throws Exception {
    43         Test<String, Integer> fromQueue = (Test<String, Integer>) queue.remove();
    44     }
    45 }

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