Ack.java

package iax.protocol.call.command.send;

import iax.protocol.call.Call;
import iax.protocol.frame.FullFrame;
import iax.protocol.frame.ProtocolControlFrame;

/**
 * Sends an ack.
 */
public class Ack implements CallCommandSend {

    // Call for sending the frame
    private Call call;
    // Full frame that needs an ack
    private FullFrame fullFrame;

    /**
     * Constructor
     * @param call call for sending the frame
     * @param fullFrame full frame that needs an ack
     */
    public Ack(Call call, FullFrame fullFrame) {
        this.call = call;
        this.fullFrame = fullFrame;
    }

    public void run() {
        // ack's timestamp == timestamp of the full frame that need this ack
        call.handleSendFrame(new ProtocolControlFrame(call.getSrcCallNo(),
                false,
                call.getDestCallNo(),
                fullFrame.getTimestamp(),
                call.getOseqno(),
                call.getIseqno(),
                false,
                ProtocolControlFrame.ACK_SC));
    }

}