001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 *  Unless required by applicable law or agreed to in writing, software
012 *  distributed under the License is distributed on an "AS IS" BASIS,
013 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 *  See the License for the specific language governing permissions and
015 *  limitations under the License.
016 *
017 */
018package org.apache.bcel.generic;
019
020import org.apache.bcel.ExceptionConst;
021
022/**
023 * MONITOREXIT - Exit monitor for object
024 * <PRE>Stack: ..., objectref -&gt; ...</PRE>
025 *
026 */
027public class MONITOREXIT extends Instruction implements ExceptionThrower, StackConsumer {
028
029    public MONITOREXIT() {
030        super(org.apache.bcel.Const.MONITOREXIT, (short) 1);
031    }
032
033
034    @Override
035    public Class<?>[] getExceptions() {
036        return new Class[] {
037            ExceptionConst.NULL_POINTER_EXCEPTION
038        };
039    }
040
041
042    /**
043     * Call corresponding visitor method(s). The order is:
044     * Call visitor methods of implemented interfaces first, then
045     * call methods according to the class hierarchy in descending order,
046     * i.e., the most specific visitXXX() call comes last.
047     *
048     * @param v Visitor object
049     */
050    @Override
051    public void accept( final Visitor v ) {
052        v.visitExceptionThrower(this);
053        v.visitStackConsumer(this);
054        v.visitMONITOREXIT(this);
055    }
056}