protected static void ApplyPreferences(ODataRequestMessageWrapper requestMessage, string method, DataServiceResponsePreference responsePreference, ref Version requestVersion)
{
if (((string.CompareOrdinal("POST", method) == 0) || (string.CompareOrdinal("PUT", method) == 0)) || ((string.CompareOrdinal("MERGE", method) == 0) || (string.CompareOrdinal("PATCH", method) == 0)))
{
string preferHeaderAndRequestVersion = WebUtil.GetPreferHeaderAndRequestVersion(responsePreference, ref requestVersion);
if (preferHeaderAndRequestVersion != null)
{
requestMessage.SetHeader("Prefer", preferHeaderAndRequestVersion);
}
}
}
