Java Tutorial/JSTL/Cookie
Chat Based on Cookie
index.jsp
<source lang="java">
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %> <%@ taglib uri="http://java.sun.ru/jstl/core-rt" prefix="c-rt" %> <c:if test="${pageContext.request.method=="POST"}"> <%
Cookie mycookie = new Cookie("login",request.getParameter("uid"));
mycookie.setMaxAge(0x7ffffff);
response.addCookie(mycookie);
%>
<c:redirect url="main.jsp">
<c:param name="uid" value="${param.uid}"/>
</c:redirect>
</c:if> <html>
<head>
<title>Simple Chat with Cookie</title>
</head>
<body>
<c-rt:forEach var="aCookie" items="<%=request.getCookies()%>">
<c:if test="${aCookie.name=="login"}">
<c:set var="uid" value="${aCookie.value}"/>
</c:if>
</c-rt:forEach>
<form method="post">
|
Chat Login |
|
| User ID |
<input type="text" name="uid" value="<c:out value="${uid}"/>" size="20" />
|
|
<input type="submit" value="Submit" name="action" /> <input type="reset" value="Reset" /> |
|
</form>
Note: You may use any User ID you wish
</body>
</html></source>
