import java.io.DataOutputStream;

import java.io.IOException;

import com.sun.org.apache.bcel.internal.ExceptionConst;

 * @version $Id: NEWARRAY.java 1747278 2016-06-07 17:28:43Z britter $

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.

     */

    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.

     * @param out Output stream

     */

    @Override

    public void dump( final DataOutputStream out ) throws IOException {

        out.writeByte(super.getOpcode());

        out.writeByte(type);

    }

    /**

     * @return numeric code for basic element type

     */

    public final byte getTypecode() {

        return type;

    }

    /**

     * @return type of constructed array

     */

    public final Type getType() {

        return new ArrayType(BasicType.getType(type), 1);

    }

    /**

     * @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.

     */

    @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.

     *

     * @param v Visitor object

     */

    @Override

    public void accept( final Visitor v ) {

        v.visitAllocationInstruction(this);

        v.visitExceptionThrower(this);

        v.visitStackProducer(this);

        v.visitNEWARRAY(this);

    }