1 /* 2 * Copyright (c) 1998, 2004, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.jdi; 27 28 import java.util.List; 29 30 /** 31 * A mirror of an interface in the target VM. An InterfaceType is 32 * a refinement of {@link ReferenceType} that applies to true interfaces 33 * in the JLS sense of the definition (not a class, not an array type). 34 * An interface type will never be returned by 35 * {@link ObjectReference#referenceType}, but it may be in the list 36 * of implemented interfaces for a {@link ClassType} that is returned 37 * by that method. 38 * 39 * @see ObjectReference 40 * 41 * @author Robert Field 42 * @author Gordon Hirsch 43 * @author James McIlree 44 * @since 1.3 45 */ 46 @jdk.Supported 47 public interface InterfaceType extends ReferenceType { 48 /** 49 * Gets the interfaces directly extended by this interface. 50 * The returned list contains only those interfaces this 51 * interface has declared to be extended. 52 * 53 * @return a List of {@link InterfaceType} objects each mirroring 54 * an interface extended by this interface. 55 * If none exist, returns a zero length List. 56 * @throws ClassNotPreparedException if this class not yet been 57 * prepared. 58 */ 59 List<InterfaceType> superinterfaces(); 60 61 /** 62 * Gets the currently prepared interfaces which directly extend this 63 * interface. The returned list contains only those interfaces that 64 * declared this interface in their "extends" clause. 65 * 66 * @return a List of {@link InterfaceType} objects each mirroring 67 * an interface extending this interface. 68 * If none exist, returns a zero length List. 69 */ 70 List<InterfaceType> subinterfaces(); 71 72 /** 73 * Gets the currently prepared classes which directly implement this 74 * interface. The returned list contains only those classes that 75 * declared this interface in their "implements" clause. 76 * 77 * @return a List of {@link ClassType} objects each mirroring 78 * a class implementing this interface. 79 * If none exist, returns a zero length List. 80 */ 81 List<ClassType> implementors(); 82 }