test/tools/javac/generics/wildcards/BoundBug.java

changeset 1
9a66ca7c79fa
child 289
84061bd68019
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/tools/javac/generics/wildcards/BoundBug.java	Sat Dec 01 00:00:00 2007 +0000
     1.3 @@ -0,0 +1,53 @@
     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 4890134
    1.30 + * @summary generics: used of ? get bound error
    1.31 + * @author gafter
    1.32 + *
    1.33 + * @compile -source 1.5 BoundBug.java
    1.34 + */
    1.35 +
    1.36 +class BoundBug {
    1.37 +    class C {}
    1.38 +
    1.39 +    class B<T extends C>
    1.40 +    {
    1.41 +        void foo() {
    1.42 +            B<? super T> con = null;   //ok
    1.43 +            B<? extends T> cov = null; //ok
    1.44 +            B<?>  biv = null;          //fails
    1.45 +            B<T>  inv = null;
    1.46 +        }
    1.47 +    }
    1.48 +
    1.49 +    static
    1.50 +    {
    1.51 +        B<? super C> con = null;    //ok
    1.52 +        B<? extends C> cov = null;  //ok
    1.53 +        B<?>  biv = null;           //fails
    1.54 +        B<C>  inv = null;
    1.55 +    }
    1.56 +}

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