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<?php

namespace SAREhub\Client\DataFormat;

use SAREhub\Client\Message\Exchange;

/**
 * Represents data format who can be marshaled and unmarshaled.
 */
interface DataFormat
{

    /**
     * @param Exchange $exchange
     */
    public function marshal(Exchange $exchange);

    /**
     * @param Exchange $exchange
     */
    public function unmarshal(Exchange $exchange);

    public function __toString();
}