private EnvelopeDocument createEmptyRequest(final String user)
{
EnvelopeDocument request = EnvelopeDocument.Factory.newInstance();
EnvelopeType envelope = request.addNewEnvelope();
envelope.addNewHeader().addNewExchangeImpersonation().addNewConnectingSID().setPrincipalName(user);
return request;
}
/**
* Tells Exchange to create all given 'folders' inside parentFolderId.