source: source/ariba/overlay/messages/RelayMessage.h@ 5508

#ifndef RELAYMESSAGE_H_
#define RELAYMESSAGE_H_

#include "ariba/utility/messages.h"
#include "ariba/utility/serialization.h"
#include "ariba/communication/EndpointDescriptor.h"

using ariba::communication::EndpointDescriptor;

namespace ariba {
namespace overlay {

using_serialization;

using ariba::utility::Message;

/**
 * This message is sent to another overlay node to request a new link.
 *
 * @author Sebastian Mies <mies@tm.uka.de>
 */
class RelayMessage : public Message {
        VSERIALIZEABLE;
private:
        uint8_t type;
        NodeID relayNode;
        NodeID destNode;
        LinkID destLink;

public:
        enum type_ {
                typeInvalid = 0,
                typeInform = 1,
                typeRoute = 2
        };

        /// contructs a unspecified relay message
        RelayMessage() :
                type(typeInvalid), relayNode(NodeID::UNSPECIFIED), destNode(NodeID::UNSPECIFIED) {
        }

        RelayMessage( type_ type, const NodeID& relayNode, const NodeID& destNode, const LinkID& destLink = LinkID::UNSPECIFIED ) :
                type(type), relayNode(relayNode), destNode(destNode), destLink(destLink) {
        }

        ~RelayMessage();

        /// returns the type of this message
        type_ getType() const {
                return (type_)type;
        }

        /// sets the type of this message
        void setType( type_ type ) {
                this->type = type;
        }

        /// returns the remote (destination) node id
        const NodeID& getDestNode() const {
                return destNode;
        }

        const LinkID& getDestLink() const {
                return destLink;
        }

        /// returns the relay node for the destination
        const NodeID& getRelayNode() const {
                return relayNode;
        }
};

}} // ariba::overlay

sznBeginDefault( ariba::overlay::RelayMessage, X ) {
        X && type && &relayNode && &destNode && &destLink && Payload();
} sznEnd();

#endif /* RELAYMESSAGE_H_ */