web application using JSP
<%
String userName = request.getParameter("username");
String password = request.getParameter("password");
String rm_me = request.getParameter("rm_me");
String rm_uname = request.getParameter("rm_uname");
if (userName != null && password != null) {
if (rm_me != null) {
Cookie ckU = new Cookie("username", userName);
Cookie ckP = new Cookie("password", password);
response.addCookie(ckP);
} else {
if (rm_uname != null) {
Cookie ckU = new Cookie("username", userName);
}
}
Cookie[] cookies = request.getCookies();
if (cookies != null) {
for (int i = 0; i < cookies.length; i++) {
if (cookies[i].getName().equals("username")) {
userName = cookies[i].getValue();
}
if (cookies[i].getName().equals("password")) {
password = cookies[i].getValue();
}
}
}
%>

if (cookies[i].getName().equals("username")) {
userName = cookies[i].getValue();
}