duke@1: /*
duke@1:  * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
duke@1:  * published by the Free Software Foundation.  Sun designates this
duke@1:  * particular file as subject to the "Classpath" exception as provided
duke@1:  * by Sun in the LICENSE file that accompanied this code.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
duke@1:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@1:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@1:  * have any questions.
duke@1:  */
duke@1: 
duke@1: package com.sun.javadoc;
duke@1: 
duke@1: 
duke@1: /**
duke@1:  * Represents a wildcard type argument.
duke@1:  * Examples include:    <pre>
duke@1:  * {@code <?>}
duke@1:  * {@code <? extends E>}
duke@1:  * {@code <? super T>}
duke@1:  * </pre>
duke@1:  * A wildcard type can have explicit <i>extends</i> bounds
duke@1:  * or explicit <i>super</i> bounds or neither, but not both.
duke@1:  *
duke@1:  * @author Scott Seligman
duke@1:  * @since 1.5
duke@1:  */
duke@1: public interface WildcardType extends Type {
duke@1: 
duke@1:     /**
duke@1:      * Return the upper bounds of this wildcard type argument
duke@1:      * as given by the <i>extends</i> clause.
duke@1:      * Return an empty array if no such bounds are explicitly given.
duke@1:      *
duke@1:      * @return the extends bounds of this wildcard type argument
duke@1:      */
duke@1:     Type[] extendsBounds();
duke@1: 
duke@1:     /**
duke@1:      * Return the lower bounds of this wildcard type argument
duke@1:      * as given by the <i>super</i> clause.
duke@1:      * Return an empty array if no such bounds are explicitly given.
duke@1:      *
duke@1:      * @return the super bounds of this wildcard type argument
duke@1:      */
duke@1:     Type[] superBounds();
duke@1: }