/*
* pjftp FTP server.
* Copyright (C) 2012 Dmitriy Simbiriatin <dmitriy.simbiriatin@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package ds.pjftp.representation.impl;
import ds.pjftp.utils.NotNull;
import ds.pjftp.utils.AsciiInputStream;
import ds.pjftp.utils.AsciiOutputStream;
import ds.pjftp.representation.Representation;
import java.net.Socket;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
/**
* Implements {@link Representation} class.
* This class is an implementation of ASCII FTP representation.
* This representation mostly used for transferring text files.
*/
public class AsciiRepresentation extends Representation {
/**
* Constructs AsciiRepresentation object.
*/
public AsciiRepresentation() {
// Not used here.
}
/**
* Returns an input stream of current representation.
* All the new line characters will be converted from local
* format to '\r\n'.
* @param client ftp client.
* @return an input stream of current representation.
* @throws IOException if failed to get input stream.
*/
@Override
public InputStream getInputStream(@NotNull final Socket client) throws IOException {
return new AsciiInputStream(client.getInputStream());
}
/**
* Returns an output stream of current representation.
* All the new line characters will be converted from '\r\n'
* to local format.
* @param client ftp client.
* @return an output stream of current representation.
* @throws IOException if failed to get output stream.
*/
@Override
public OutputStream getOutputStream(@NotNull final Socket client) throws IOException {
return new AsciiOutputStream(client.getOutputStream());
}
/**
* Returns name of representation.
* @return name of representation.
*/
@Override
public String toString() {
return "ASCII";
}
}