//
// SwitchRMI  Framework
// Copyright (c) 2000-2002 by Michael J. Henderson & Associates.
//
// Michael Henderson
// mailto:mikehenderson@dunelm.org.uk
//
// This library is free software.
//
// You may redistribute it and/or modify it under the terms of the GNU
// Lesser General Public License as published by the Free Software Foundation.
//
// Version 2.1 of the license should be included with this distribution in
// the file LICENSE, as well as License.html. If the license is not
// included with this distribution, you may find a copy at the FSF web
// site at 'www.gnu.org' or 'www.fsf.org', or you may write to the
// Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139 USA.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied waranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// $Id: RmiTransportBase.java,v 1.1 2002/11/11 22:19:48 mikehenderson Exp $
package com.mjh.switchrmi;

import com.mjh.util.UrlInfo;

import java.io.*;

import java.net.*;

import org.apache.log4j.Logger;

/**
 * @author michaelh
 *
 * To change this generated comment edit the template variable "typecomment":
 * Window>Preferences>Java>Templates.
 * To enable and disable the creation of type comments go to
 * Window>Preferences>Java>Code Generation.
 */
public abstract class RmiTransportBase
    implements RmiTransport
{
    private static final Logger log = 
            Logger.getLogger(RmiTransportBase.class.getName());
    private String mimeType;
    private String targetUrl;
    private String transportType = RmiTransport.SYNCHRONOUS;
    private String transportName = "unknown";
    private Object sessionID;

    /**
     * Constructor for RmiTransportBase.
     */
    public RmiTransportBase()
    {
    }

    protected void setName(String name)
    {
        transportName = name;
    }

    public String getUrl()
    {
        return targetUrl;
    }

    public void setUrl(String url)
    {
        targetUrl = url;
    }

    public UrlInfo getUrlInfo(RmiContext context)
                       throws MalformedURLException
    {
        return new UrlInfo(context.getUrl());
    }

    public String getName()
    {
        return transportName;
    }

    /**
     * @see com.mjh.switchrmi.RmiTransport#getType()
     */
    public String getType()
    {
        return transportType;
    }

    public void setType(String type)
    {
        transportType = type;

        // should check it is one of the allowed types and throw exception
    }

    public void setSessionIdentifier(Object identifier)
    {
        sessionID = identifier;
    }

    public Object getSessionIdentifier()
    {
        return sessionID;
    }

    /**
     * @see com.mjh.switchrmi.RmiTransport#getInputStream()
     */
    public InputStream getInputStream(RmiContext context)
        throws IOException
    {
        return null;
    }

    /**
     * @see com.mjh.switchrmi.RmiTransport#getOutputStream()
     */
    public OutputStream getOutputStream(RmiContext context)
        throws IOException
    {
        return null;
    }

    /**
     * @see com.mjh.switchrmi.RmiTransport#send()
     */
    public void send(RmiContext context)
              throws Exception
    {
    }

    /**
     * @see com.mjh.switchrmi.RmiTransport#recv()
     */
    public void recv(RmiContext context)
              throws Exception
    {
    }

    private void debug(String msg)
    {
        log.debug(msg);
    }
}