/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
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package com.sun.org.apache.bcel.internal.generic;

import com.sun.org.apache.bcel.internal.ExceptionConst;
import com.sun.org.apache.bcel.internal.util.ByteSequence;
import java.io.DataOutputStream;
import java.io.IOException;

NEWARRAY - Create new array of basic type (int, short, ...)
Stack: ..., count -> ..., arrayref
type must be one of T_INT, T_SHORT, ...
Version:$Id: NEWARRAY.java 1747278 2016-06-07 17:28:43Z britter $
@LastModified: Oct 2017
/** * NEWARRAY - Create new array of basic type (int, short, ...) * <PRE>Stack: ..., count -&gt; ..., arrayref</PRE> * type must be one of T_INT, T_SHORT, ... * * @version $Id: NEWARRAY.java 1747278 2016-06-07 17:28:43Z britter $ * @LastModified: Oct 2017 */
public class NEWARRAY extends Instruction implements AllocationInstruction, ExceptionThrower, StackProducer { private byte type;
Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction(). Not to be used otherwise.
/** * Empty constructor needed for the Class.newInstance() statement in * Instruction.readInstruction(). Not to be used otherwise. */
NEWARRAY() { } public NEWARRAY(final byte type) { super(com.sun.org.apache.bcel.internal.Const.NEWARRAY, (short) 2); this.type = type; } public NEWARRAY(final BasicType type) { this(type.getType()); }
Dump instruction as byte code to stream out.
Params:
  • out – Output stream
/** * Dump instruction as byte code to stream out. * @param out Output stream */
@Override public void dump( final DataOutputStream out ) throws IOException { out.writeByte(super.getOpcode()); out.writeByte(type); }
Returns:numeric code for basic element type
/** * @return numeric code for basic element type */
public final byte getTypecode() { return type; }
Returns:type of constructed array
/** * @return type of constructed array */
public final Type getType() { return new ArrayType(BasicType.getType(type), 1); }
Returns:mnemonic for instruction
/** * @return mnemonic for instruction */
@Override public String toString( final boolean verbose ) { return super.toString(verbose) + " " + com.sun.org.apache.bcel.internal.Const.getTypeName(type); }
Read needed data (e.g. index) from file.
/** * Read needed data (e.g. index) from file. */
@Override protected void initFromFile( final ByteSequence bytes, final boolean wide ) throws IOException { type = bytes.readByte(); super.setLength(2); } @Override public Class<?>[] getExceptions() { return new Class<?>[] { ExceptionConst.NEGATIVE_ARRAY_SIZE_EXCEPTION }; }
Call corresponding visitor method(s). The order is: Call visitor methods of implemented interfaces first, then call methods according to the class hierarchy in descending order, i.e., the most specific visitXXX() call comes last.
Params:
  • v – Visitor object
/** * Call corresponding visitor method(s). The order is: * Call visitor methods of implemented interfaces first, then * call methods according to the class hierarchy in descending order, * i.e., the most specific visitXXX() call comes last. * * @param v Visitor object */
@Override public void accept( final Visitor v ) { v.visitAllocationInstruction(this); v.visitExceptionThrower(this); v.visitStackProducer(this); v.visitNEWARRAY(this); } }