/*
 * (c) Copyright 2009 Hewlett-Packard Development Company, LP
 * All rights reserved.
 * [See endLog of file]
 */

package riot.comms;

import riot.io.TokenOutputStream ;

import com.hp.hpl.jena.graph.Node;

import org.openjena.atlas.lib.Tuple;

/** Send tuples of tokens over a TokenOutputStream */
public class TupleSender
{
    private TokenOutputStream output ;

    public TupleSender(TokenOutputStream endpoint)
    {
        this.output = endpoint ;
    }
    
    public void send(String verb, Tuple<Node> tuple)
    { send(verb, tuple.tuple() ) ; } 
    
    public void send(String verb, Node... tuple)
    {
        output.startTuple() ;
            if ( verb != null )
        output.sendWord(verb) ;
        for ( Node n : tuple )
            output.sendNode(n) ;
        output.endTuple() ;
    }
    
    public void close() { output.close() ; }
    public void flush() { output.sync() ; }

    public void sendEnd()
    {
        output.endSection() ;
    }
}

/*
 * (c) Copyright 2009 Hewlett-Packard Development Company, LP
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */