f33c28c7fb
Problematic overriding check when two methods defined in two distinct superinterfaces are overriden by an interface Reviewed-by: jjg
50 lines
1.4 KiB
Java
50 lines
1.4 KiB
Java
/*
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* Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/*
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* @test
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* @bug 6294779
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* @summary Problem with interface inheritance and covariant return types
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* @author Maurizio Cimadamore
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* @compile T6294779b.java
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*/
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import java.util.*;
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class T6294779b {
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interface I1<E> {
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List<E> m();
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}
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interface I2<E> {
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Queue<E> m();
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}
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interface I3<E> {
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LinkedList<E> m();
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}
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interface I4<E> extends I1<E>, I2<E>, I3<E> {}
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}
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