Java Tutorial/JSP/Get Set Property

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Using jsp getProperty to get value from java bean

Jsp code



<HTML>
  <HEAD>
    <TITLE>Getting a Property Value</TITLE>
  </HEAD>
  <BODY>
    <H1>Getting a Property Value</H1>
    <jsp:useBean id="bean1" class="beans.Test4" />
    The message is: <jsp:getProperty name="bean1" property="message" /> 
  </body>
</html>





Using setter to change value and read it back by jsp get property

Jsp code



<HTML>
    <HEAD>
        <TITLE>Using Beans and Session Scope</TITLE>
    </HEAD>
    <BODY>
        <H1>Using Beans and Session Scope</H1>
        <jsp:useBean id="bean1" class="beans.Counter" scope="session" />
        <% 
        bean1.setCounter(bean1.getCounter() + 1);
        %>
        The counter value is: <jsp:getProperty name="bean1" property="counter" /> 
    </BODY>
</HTML>


Источник — «http://jexp.ru/index.php?title=Java_Tutorial/JSP/Get_Set_Property&oldid=5036»