/* * $Id: SaslOutputStream.java,v 1.1 2003/10/19 08:51:37 dog Exp $ * Copyright (C) 2002 The Free Software Foundation * * This file is part of GNU inetlib, a library. * * GNU inetlib 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. * * GNU inetlib 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 library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * As a special exception, if you link this library with other files to * produce an executable, this library does not by itself cause the * resulting executable to be covered by the GNU General Public License. * This exception does not however invalidate any other reasons why the * executable file might be covered by the GNU General Public License. */ package gnu.inet.util; import java.io.FilterOutputStream; import java.io.IOException; import java.io.OutputStream; import javax.security.sasl.SaslClient; /** * A filter output stream that encodes data written to it using a SASL * client. * * @author Chris Burdess * @version $Revision: 1.1 $ $Date: 2003/10/19 08:51:37 $ */ public class SaslOutputStream extends FilterOutputStream { /* * The SASL client used for encoding data. */ private final SaslClient sasl; /** * Constructor. * @param sasl the SASL client * @param out the target output stream */ public SaslOutputStream(SaslClient sasl, OutputStream out) { super(out); this.sasl = sasl; } /** * Character write. */ public void write(int c) throws IOException { byte[] bytes = new byte[1]; bytes[0] = (byte)c; write(bytes, 0, 1); } public void write(byte[] bytes) throws IOException { write(bytes, 0, bytes.length); } /** * Block write. */ public void write(byte[] bytes, int off, int len) throws IOException { byte[] wrapped = sasl.wrap(bytes, off, len); super.write(wrapped, 0, wrapped.length); } }