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 * ATHROW - Throw exception 024 * <PRE>Stack: ..., objectref -> objectref</PRE> 025 * 026 * @version $Id: ATHROW.java 1806200 2017-08-25 16:33:06Z ggregory $ 027 */ 028public class ATHROW extends Instruction implements UnconditionalBranch, ExceptionThrower { 029 030 /** 031 * Throw exception 032 */ 033 public ATHROW() { 034 super(org.apache.bcel.Const.ATHROW, (short) 1); 035 } 036 037 038 /** @return exceptions this instruction may cause 039 */ 040 @Override 041 public Class<?>[] getExceptions() { 042 return new Class[] { 043 ExceptionConst.THROWABLE 044 }; 045 } 046 047 048 /** 049 * Call corresponding visitor method(s). The order is: 050 * Call visitor methods of implemented interfaces first, then 051 * call methods according to the class hierarchy in descending order, 052 * i.e., the most specific visitXXX() call comes last. 053 * 054 * @param v Visitor object 055 */ 056 @Override 057 public void accept( final Visitor v ) { 058 v.visitUnconditionalBranch(this); 059 v.visitExceptionThrower(this); 060 v.visitATHROW(this); 061 } 062}