cookie jsf
public class CookieHelper {
public void setCookie(String name, String value, int expiry) {
FacesContext facesContext = FacesContext.getCurrentInstance();
HttpServletRequest request = (HttpServletRequest) facesContext.getExternalContext().getRequest();
Cookie cookie = null;
Cookie[] userCookies = request.getCookies();
if (userCookies != null && userCookies.length > 0 ) {
for (int i = 0; i < userCookies.length; i++) {
if (userCookies[i].getName().equals(name)) {
cookie = userCookies[i];
break;
}
}
}
if (cookie != null) {
cookie.setValue(value);
} else {
cookie = new Cookie(name, value);
cookie.setPath(request.getContextPath());
}
cookie.setMaxAge(expiry);
HttpServletResponse response = (HttpServletResponse) facesContext.getExternalContext().getResponse();
response.addCookie(cookie);
}
public Cookie getCookie(String name) {
FacesContext facesContext = FacesContext.getCurrentInstance();
HttpServletRequest request = (HttpServletRequest) facesContext.getExternalContext().getRequest();
Cookie cookie = null;
Cookie[] userCookies = request.getCookies();
if (userCookies != null && userCookies.length > 0 ) {
for (int i = 0; i < userCookies.length; i++) {
if (userCookies[i].getName().equals(name)) {
cookie = userCookies[i];
return cookie;
}
}
}
return null;
}
}