ArrayStreamConverter.java

/*
 * This file is protected by Copyright. Please refer to the COPYRIGHT file 
 * distributed with this source distribution.
 * 
 * This file is part of REDHAWK core.
 * 
 * REDHAWK core is free software: you can redistribute it and/or modify it 
 * under the terms of the GNU Lesser General Public License as published by the 
 * Free Software Foundation, either version 3 of the License, or (at your 
 * option) any later version.
 * 
 * REDHAWK core is distributed in the hope that it will be useful, but WITHOUT 
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License 
 * for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this program.  If not, see http://www.gnu.org/licenses/.
 */

package omnijni.impl;

import org.omg.CORBA.portable.OutputStream;
import org.omg.CORBA.portable.InputStream;

public class ArrayStreamConverter extends omnijni.StreamConverter
{
    public static boolean test ()
    {
        OutputStream out = omnijni.ORB.create_output_stream();
        out.write_long(0);
        InputStream in = out.create_input_stream();
        int bytes;
        try {
            bytes = in.available();
        } catch (final java.io.IOException ex) {
            bytes = 0;
        }
        return (bytes > 0);
    }

    public byte[] toBytes (final OutputStream out)
    {
        // Read from the input stream as a byte (octet) array--JacORB supports
        // the available() method to determine the size of the internal buffer
        // (Sun ORB does not)
        InputStream in = out.create_input_stream();
        int bytes;
        try {
            bytes = in.available();
        } catch (final java.io.IOException ex) {
            // Cannot determine size of stream
            bytes = 0;
        }

        byte[] buffer = new byte[bytes];
        in.read_octet_array(buffer, 0, buffer.length);
        return buffer;
    }
}