1 /*
   2  * reserved comment block
   3  * DO NOT REMOVE OR ALTER!
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.bcel.internal.generic;
  23 
  24 import com.sun.org.apache.bcel.internal.ExceptionConst;
  25 
  26 /**
  27  * NEW - Create new object
  28  * <PRE>Stack: ... -&gt; ..., objectref</PRE>
  29  *
  30  */
  31 public class NEW extends CPInstruction implements LoadClass, AllocationInstruction,
  32         ExceptionThrower, StackProducer {
  33 
  34     /**
  35      * Empty constructor needed for Instruction.readInstruction.
  36      * Not to be used otherwise.
  37      */
  38     NEW() {
  39     }
  40 
  41 
  42     public NEW(final int index) {
  43         super(com.sun.org.apache.bcel.internal.Const.NEW, index);
  44     }
  45 
  46 
  47     @Override
  48     public Class<?>[] getExceptions() {
  49         return ExceptionConst.createExceptions(ExceptionConst.EXCS.EXCS_CLASS_AND_INTERFACE_RESOLUTION,
  50             ExceptionConst.ILLEGAL_ACCESS_ERROR,
  51             ExceptionConst.INSTANTIATION_ERROR);
  52     }
  53 
  54 
  55     @Override
  56     public ObjectType getLoadClassType( final ConstantPoolGen cpg ) {
  57         return (ObjectType) getType(cpg);
  58     }
  59 
  60 
  61     /**
  62      * Call corresponding visitor method(s). The order is:
  63      * Call visitor methods of implemented interfaces first, then
  64      * call methods according to the class hierarchy in descending order,
  65      * i.e., the most specific visitXXX() call comes last.
  66      *
  67      * @param v Visitor object
  68      */
  69     @Override
  70     public void accept( final Visitor v ) {
  71         v.visitLoadClass(this);
  72         v.visitAllocationInstruction(this);
  73         v.visitExceptionThrower(this);
  74         v.visitStackProducer(this);
  75         v.visitTypedInstruction(this);
  76         v.visitCPInstruction(this);
  77         v.visitNEW(this);
  78     }
  79 }