@SuppressWarnings("unchecked")
public void setAttribute(
HttpServletRequest request, HttpServletResponse response, String name, Serializable value) {
Map<String, Serializable> session =
(Map<String, Serializable>) request.getAttribute(CURRENT_SESSION);
String root;
if (session == null) {
root = RequestUtils.getRequestedSessionId(request);
if (root != null && root.length() == 32) {
session = sessionCache.getSession(root);
}
if (session == null) {
session = new HashMap<String, Serializable>();
do {
root = sessionIdGenerator.get();
} while (sessionCache.exist(root));
response.addCookie(createCookie(request, root));
}
request.setAttribute(CURRENT_SESSION, session);
request.setAttribute(CURRENT_SESSION_ID, root);
} else {
root = (String) request.getAttribute(CURRENT_SESSION_ID);
if (root == null) {
do {
root = sessionIdGenerator.get();
} while (sessionCache.exist(root));
response.addCookie(createCookie(request, root));
request.setAttribute(CURRENT_SESSION_ID, root);
}
}
session.put(name, value);
sessionCache.setSession(root, session, sessionTimeout);
}
@SuppressWarnings("unchecked")
public Serializable getAttribute(HttpServletRequest request, String name) {
// 为了避免同一个请求多次获取缓存session，所以将缓存session保存至request中。
Map<String, Serializable> session =
(Map<String, Serializable>) request.getAttribute(CURRENT_SESSION);
if (session != null) {
return session.get(name);
}
String root = (String) request.getAttribute(CURRENT_SESSION_ID);
if (root == null) {
root = RequestUtils.getRequestedSessionId(request);
}
if (StringUtils.isBlank(root)) {
request.setAttribute(CURRENT_SESSION, new HashMap<String, Serializable>());
return null;
}
session = sessionCache.getSession(root);
if (session != null) {
request.setAttribute(CURRENT_SESSION_ID, root);
request.setAttribute(CURRENT_SESSION, session);
return session.get(name);
} else {
return null;
}
}
/**
* 客户端包含
*
* @param request
* @param model
* @return
*/
@RequestMapping(value = "/login_csi.jspx")
public String csi(HttpServletRequest request, ModelMap model) {
CmsSite site = CmsUtils.getSite(request);
// 将request中所有参数
model.putAll(RequestUtils.getQueryParams(request));
FrontUtils.frontData(request, model, site);
return FrontUtils.getTplPath(request, site.getSolutionPath(), TPLDIR_CSI, LOGIN_CSI);
}
/**
* 解析至自定义模板页
*
* @param tpl 自定义模板名称
* @param request
* @param response
* @param model
* @return
*/
@RequestMapping(value = "/csi_custom.jspx")
public String custom(
String tpl, HttpServletRequest request, HttpServletResponse response, ModelMap model) {
log.debug("visit csi custom template: {}", tpl);
CmsSite site = CmsUtils.getSite(request);
// 将request中所有参数保存至model中。
model.putAll(RequestUtils.getQueryParams(request));
FrontUtils.frontData(request, model, site);
return FrontUtils.getTplPath(site.getSolutionPath(), TPLDIR_CSI_CUSTOM, tpl);
}
public void logout(HttpServletRequest request, HttpServletResponse response) {
request.removeAttribute(CURRENT_SESSION);
request.removeAttribute(CURRENT_SESSION_ID);
String root = RequestUtils.getRequestedSessionId(request);
if (!StringUtils.isBlank(root)) {
sessionCache.clear(root);
Cookie cookie = createCookie(request, null);
cookie.setMaxAge(0);
response.addCookie(cookie);
}
}
public String getSessionId(HttpServletRequest request, HttpServletResponse response) {
String root = (String) request.getAttribute(CURRENT_SESSION_ID);
if (root != null) {
return root;
}
root = RequestUtils.getRequestedSessionId(request);
if (root == null || root.length() != 32 || !sessionCache.exist(root)) {
do {
root = sessionIdGenerator.get();
} while (sessionCache.exist(root));
sessionCache.setSession(root, new HashMap<String, Serializable>(), sessionTimeout);
response.addCookie(createCookie(request, root));
}
request.setAttribute(CURRENT_SESSION_ID, root);
return root;
}