JSTL Based Chat : Chat « JSTL

JSTL Based Chat : Chat « JSTL « Java Tutorial

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Java Tutorial » JSTL » Chat

24. 36. 1. JSTL Based Chat


<html>

  <head>

    <meta http-equiv="Content-Language" content="en-us" />



    <title>Simple Chat Application</title>

  </head>



  <body>

    <form action="main.jsp">

      <table border="1" cellpadding="0" cellspacing="0"

      style="border-collapse: collapse" bordercolor="#111111"

      width="33%" id="AutoNumber1">

        <tbody>

          <tr>

            <td width="100%" colspan="2" bgcolor="#0000FF">

              <p align="center">

                <b>

                  <font size="4" color="#FFFFFF">Chat Login</font>

                </b>

              </p>

            </td>

          </tr>



          <tr>

            <td width="23%">User ID</td>



            <td width="77%">

              <input type="text" name="uid" size="20" />

            </td>

          </tr>



          <tr>

            <td width="100%" colspan="2">

              <p align="center">

                <input type="submit" value="Submit"

                name="action" />



                <input type="reset" value="Reset" />

              </p>

            </td>

          </tr>

        </tbody>

      </table>



      <P>&#160;</p>

    </form>



    <P>

      <i>Note: You may use any User ID you wish</i>

    </p>

  </body>

</html>


<%@ taglib uri="http://java.sun.com/jstl/core" prefix="c" %>

<html>

  <head>

    <title>Chat Joined</title>

  </head>



  <body>

    <c:if test="${pageContext.request.method=='POST'}">

      <c:choose>

        <c:when test="${param.send!=null}">

          <c:set var="chat"

          value="${chat}<b>${param.uid}:</b>${param.text}<br />"

           scope="application" />

        </c:when>



        <c:when test="${param.clear!=null}">

          <c:set var="chat" value="" scope="application" />

        </c:when>

      </c:choose>

    </c:if>



    <table border="0">

      <tbody>

        <tr>

          <td>

            <h3>User: 

            <c:out value="${param.uid}" />

            </h3>



            <hr />

          </td>

        </tr>



        <tr>

          <td>

            <c:out value="${chat}" escapeXml="false" />

          </td>

        </tr>



        <tr>

          <td>

            <hr />



            <form method="post">Message:

            <input type="text" name="text" size="20" />



            <input type="submit" name="send" value="Send" />



            <input type="submit" name="refresh" value="Refresh" />



            <input type="submit" name="clear" value="Clear" />



            <input type="hidden" name="uid"

            value="<c:out value="${param.uid}"/>" />



            <br />

            </form>

          </td>

        </tr>

      </tbody>

    </table>

  </body>

</html>

Download: JSTLBasedChat.zip( 1,226 k)

24. 36. Chat
	24. 36. 1.	JSTL Based Chat

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