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 */
018 package org.apache.bcel.generic;
019
020 /**
021 * POP - Pop top operand stack word
022 *
023 * <PRE>Stack: ..., word -> ...</PRE>
024 *
025 * @version $Id: POP.java 1152072 2011-07-29 01:54:05Z dbrosius $
026 * @author <A HREF="mailto:m.dahm@gmx.de">M. Dahm</A>
027 */
028 public class POP extends StackInstruction implements PopInstruction {
029
030 private static final long serialVersionUID = -7366757965427670388L;
031
032
033 public POP() {
034 super(org.apache.bcel.Constants.POP);
035 }
036
037
038 /**
039 * Call corresponding visitor method(s). The order is:
040 * Call visitor methods of implemented interfaces first, then
041 * call methods according to the class hierarchy in descending order,
042 * i.e., the most specific visitXXX() call comes last.
043 *
044 * @param v Visitor object
045 */
046 @Override
047 public void accept( Visitor v ) {
048 v.visitStackConsumer(this);
049 v.visitPopInstruction(this);
050 v.visitStackInstruction(this);
051 v.visitPOP(this);
052 }
053 }