Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: src/share/classes/javax/lang/model/type/WildcardType.java
src/share/classes/javax/lang/model/type/WildcardType.java
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| 1 /* | |
| 2 * Copyright 2005-2006 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. Sun designates this | |
| 8 * particular file as subject to the "Classpath" exception as provided | |
| 9 * by Sun in the LICENSE file that accompanied this code. | |
| 10 * | |
| 11 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 * accompanied this code). | |
| 16 * | |
| 17 * You should have received a copy of the GNU General Public License version | |
| 18 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 * | |
| 21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 22 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 23 * have any questions. | |
| 24 */ | |
| 25 | |
| 26 package javax.lang.model.type; | |
| 27 | |
| 28 | |
| 29 /** | |
| 30 * Represents a wildcard type argument. | |
| 31 * Examples include: <pre><tt> | |
| 32 * ? | |
| 33 * ? extends Number | |
| 34 * ? super T | |
| 35 * </tt></pre> | |
| 36 * | |
| 37 * <p> A wildcard may have its upper bound explicitly set by an | |
| 38 * {@code extends} clause, its lower bound explicitly set by a | |
| 39 * {@code super} clause, or neither (but not both). | |
| 40 * | |
| 41 * @author Joseph D. Darcy | |
| 42 * @author Scott Seligman | |
| 43 * @author Peter von der Ahé | |
| 44 * @since 1.6 | |
| 45 */ | |
| 46 public interface WildcardType extends TypeMirror { | |
| 47 | |
| 48 /** | |
| 49 * Returns the upper bound of this wildcard. | |
| 50 * If no upper bound is explicitly declared, | |
| 51 * {@code null} is returned. | |
| 52 * | |
| 53 * @return the upper bound of this wildcard | |
| 54 */ | |
| 55 TypeMirror getExtendsBound(); | |
| 56 | |
| 57 /** | |
| 58 * Returns the lower bound of this wildcard. | |
| 59 * If no lower bound is explicitly declared, | |
| 60 * {@code null} is returned. | |
| 61 * | |
| 62 * @return the lower bound of this wildcard | |
| 63 */ | |
| 64 TypeMirror getSuperBound(); | |
| 65 } |
