/**
 *  CAM port implementation
 * 
 *  @author     ETSI / STF424
 *  @version    $URL$
 *              $Id$
 *
 */
package org.etsi.its.adapter.ports;

import java.util.HashMap;

import org.etsi.its.adapter.layers.BtpLayer;
import org.etsi.its.adapter.layers.GnLayer;

/**
 *  CAM port implementation
 */
public class CamPort extends ProtocolPort {

    /**
     * Constructor
     * @param   portName        Name of the port
     * @param   componentName   Name of the component owning this port instance
     * @param   lowerStackDesc  Description of the port's lower stack in the form "Layer/Layer/Layer/..."
     * @param  linkLayerAddress    Link-layer address to be used by this port as source address (null if not applicable)
     */
	public CamPort(String portName, String componentName, String lowerStackDesc, String linkLayerAddress) {
		super(portName, componentName, lowerStackDesc, linkLayerAddress);
	}
	
	/* (non-Javadoc)
     * @see org.etsi.its.adapter.ports.IPort#send(byte[])
     */
    @Override
    public boolean send(byte[] message) {
	
	    HashMap<String, Object> params = new HashMap<String, Object>();
	    params.put(BtpLayer.BTP_TYPE, BtpLayer.TYPE_B);
	    params.put(BtpLayer.BTP_DSTPORT, 2001);
	    params.put(BtpLayer.BTP_SRCPORT, 500);
	    params.put(GnLayer.GN_TYPE, GnLayer.HT_TSB);
	    params.put(GnLayer.GN_SUBTYPE, GnLayer.HST_MULTIHOP);
	    params.put(GnLayer.GN_NEXTHEADER, "BTP-B");
        return send(message, params);
	}
}
