Filling-in a Bean inside a Servlet

Dani Pardo <[email protected]> Thu, 1 Sep 2005 20:08:09 +0200
Newsgroups gmane.comp.java.sun.servlet
Message-ID <[email protected]>
        Hi, I'm working on a CRUD app. I have a customer bean, with Name, City,
Phone, etc..

        I also have a jsp page (CustomerEdit.jsp) with all the text fields,
that should be used to Add a new customer AND Edit an existent customer.

----------------------------------------
<FORM method="POST" ACTION="CustomerController">
<jsp:useBean id="customer" class="com.enplater.ofertes.Client"
scope="request">
    <jsp:setProperty name="customer" property="*" />
</jsp:useBean>

<table>
  <tr>
    <td>NOM</td><td><INPUT name="name" TYPE="text" size="10"
value="${client.nom}"></td>
  </tr>


----------------------------------------
  When submited, the FORM calls a Servlet, the CustomerController
servlet. From this Servlet, I should create a Customer Bean, and then
get all request parameters and calling the correspondent setters of the
Bean:

  Customer c=new Customer();
  String name=request.getParameter("name");
  String phone=request.getParameter("phone");
  c.setName(name);
  c.setPhone(phone);

  The question is:

        Can I fill all the properties of the Bean magically on a line, The
same way that the jsp does it via <jsp:setProperty property="*"> ???
        There must be a trick or a workaround, because this method doesn't
scale. There must be some trick to achieve to get a Customer object as a
parameter:

        HttpSession sess=request.getSession();
        Customer c=(Customer) sess.getParamter("customer");

        Or is this all stuff as easy as using session-scoped attributes?

--
Dani Pardo, [email protected]
Enplater S.A

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