@RequestMapping(value = "/add", method = RequestMethod.POST)
	public ModelAndView addTrans(@RequestParam(value = "transaction_date") String transaction_date,
								 @RequestParam(value = "transaction_sum") double transaction_sum,
								 @RequestParam(value = "transaction_desc", required = false) String transaction_desc,
								 @RequestParam(value="sourcetypes") Sourcetypes sourcetypes,
								 @RequestParam(value = "transactionstypes.type") Transactionstypes transactionstypes,
								 HttpServletRequest request,
								 HttpServletResponse response) {
		Transactions trans = new Transactions(transaction_date, transaction_sum, transaction_desc,
				new Sourcetypes(sourcetypes.getType(), sourcetypes.getSource_sum(), sourcetypes.getUsers()),
				new Transactionstypes(transactionstypes.getTr_type()));
		transDAO.add(trans);
		return new ModelAndView("index", "transactions", transDAO.list());

<table class="table table-striped">
        <thead>
        <tr>
            <td><b>transaction_date</b></td>
            <td><b>transaction_sum</b></td>
            <td><b>transaction_desc</b></td>
            <td><b>sourcetypes.type</b></td>
            <td><b>sourcetypes.source_sum</b></td>
            <td><b>sourcetypes.users.username</b></td>
            <td><b>transactionstypes.tr_type</b></td>
            <td><b>Action</b></td>
        </tr>
        </thead>
        <c:forEach items="${transactions}" var="transactions">
            <tr>
                <td>${transactions.transaction_date}</td>
                <td>${transactions.transaction_sum}</td>
                <td>${transactions.sourcetypes.type}</td>
                <td>${transactions.sourcetypes.source_sum}</td>
                <td>${transactions.sourcetypes.users.username}</td>
                <td>${transactions.transactionstypes.tr_type}</td>
                <td><a href="/delete?id=${transactions.id}">Delete</a></td>
            </tr>
        </c:forEach>
    </table>

    <form class="form-inline" role="form" action="/add_page" method="post">
        <input type="submit" class="btn btn-default" value="Add new">
    </form>

 @RequestParam(value="sourcetypes") Sourcetypes sourcetypes,