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| 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.event; | ||
| 27 | |||
| 28 | import com.sun.jdi.*; | ||
| 29 | |||
| 30 | /** | ||
| 31 | * Notification of a method return in the target VM. This event | ||
| 32 | * is generated after all code in the method has executed, but the | ||
| 33 | * location of this event is the last executed location in the method. | ||
| 34 | * Method exit events are generated for both native and non-native | ||
| 35 | * methods. Method exit events are not generated if the method terminates | ||
| 36 | * with a thrown exception. | ||
| 37 | * | ||
| 38 | * @see EventQueue | ||
| 39 | * | ||
| 40 | * @author Robert Field | ||
| 41 | * @since 1.3 | ||
| 42 | */ | ||
| 43 | public interface MethodExitEvent extends LocatableEvent { | ||
| 44 | |||
| 45 | /** | ||
| 46 | * Returns the method that was exited. | ||
| 47 | * | ||
| 48 | * @return a {@link Method} which mirrors the method that was exited. | ||
| 49 | * @throws ObjectCollectedException may be thrown if class | ||
| 50 | * has been garbage collected. | ||
| 51 | */ | ||
| 52 | public Method method(); | ||
| 53 | |||
| 54 | /** | ||
| 55 | * Returns the value that the method will return. | ||
| 56 | * | ||
| 57 | * Not all target virtual machines support this operation. | ||
| 58 | * Use | ||
| 59 | * {@link VirtualMachine#canGetMethodReturnValues() canGetMethodReturnValues()} | ||
| 60 | * to determine if this operation is supported. | ||
| 61 | * | ||
| 62 | * @return a {@link Value} which mirrors the value to be returned. | ||
| 63 | * | ||
| 64 | * @throws java.lang.UnsupportedOperationException if | ||
| 65 | * the target virtual machine does not support this | ||
| 66 | * operation - see | ||
| 67 | * {@link VirtualMachine#canGetMethodReturnValues() canGetMethodReturnValues()} | ||
| 68 | * | ||
| 69 | * @since 1.6 | ||
| 70 | */ | ||
| 71 | |||
| 72 | public Value returnValue(); | ||
| 73 | } | ||