View Javadoc
1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   *
17   */
18  package org.apache.bcel.generic;
19  
20  import org.apache.bcel.ExceptionConst;
21  
22  /**
23   * ATHROW -  Throw exception
24   * <PRE>Stack: ..., objectref -&gt; objectref</PRE>
25   *
26   * @version $Id: ATHROW.html 1018313 2017-09-18 09:03:04Z britter $
27   */
28  public class ATHROW extends Instruction implements UnconditionalBranch, ExceptionThrower {
29  
30      /**
31       *  Throw exception
32       */
33      public ATHROW() {
34          super(org.apache.bcel.Const.ATHROW, (short) 1);
35      }
36  
37  
38      /** @return exceptions this instruction may cause
39       */
40      @Override
41      public Class<?>[] getExceptions() {
42          return new Class[] {
43              ExceptionConst.THROWABLE
44          };
45      }
46  
47  
48      /**
49       * Call corresponding visitor method(s). The order is:
50       * Call visitor methods of implemented interfaces first, then
51       * call methods according to the class hierarchy in descending order,
52       * i.e., the most specific visitXXX() call comes last.
53       *
54       * @param v Visitor object
55       */
56      @Override
57      public void accept( final Visitor v ) {
58          v.visitUnconditionalBranch(this);
59          v.visitExceptionThrower(this);
60          v.visitATHROW(this);
61      }
62  }