/**
* 某个用户是否过期，(id,createTime) 才能唯一标示一个用户
*
* @param id sessionUser id
* @param createTime SessionUser 创建时间
* @return 过期返回true,未过期返回false
*/
public boolean isUserExpired(int id, Date createTime) {
LinkedList<SessionUser> users = sessionUserCollection.getUsers();
for (SessionUser user : users) {
if (user.getId() == id && user.getCreateTime().getTime() == createTime.getTime()) {
return isUserExpired(user);
}
}
return true;
}
/**
* 根据id获取当前账号登陆集的 登陆session
*
* @param id 某个SessionUser的id
* @return SessionUser
*/
public SessionUser getUser(int id) {
LinkedList<SessionUser> users = sessionUserCollection.getUsers();
for (SessionUser user : users) {
if (id == user.getId()) {
return user;
}
}
return null;
}
/**
* 获取当前账号的登陆集中的SessionUser 的属性
*
* @param id SessionUser id
* @param key 属性 key
* @return 属性 value
*/
public Object getProperty(int id, String key) {
LinkedList<SessionUser> users = sessionUserCollection.getUsers();
for (SessionUser user : users) {
if (id == user.getId()) {
return user.getProperties().get(key);
}
}
return null;
}
/**
* 根据id删除 当前账号的登陆集中的SessionUser
*
* @param id SessionUser id
*/
public void deleteUser(int id) {
LinkedList<SessionUser> users = sessionUserCollection.getUsers();
Iterator<SessionUser> iterator = users.iterator();
SessionUser sessionUser;
while (iterator.hasNext()) {
sessionUser = iterator.next();
if (id == sessionUser.getId()) {
iterator.remove();
sessionUserCollection.decrementTotal();
}
}
}
/** 向当前账号的登陆集添加一个SessionUser */
public void addUser() {
SessionUser user = new SessionUser();
user.setExpire(expire);
LinkedList<SessionUser> users = sessionUserCollection.getUsers();
sessionUserCollection.incrementTotal();
if (users.size() == 0) {
user.setId(sessionUserCollection.getTotal());
} else {
user.setId(users.getLast().getId() + 1);
}
users.add(user);
}
/**
* 给当前账号的登陆集中的 SessionUser 添加属性
*
* @param id SessionUser id
* @param key 属性 key
* @param object 属性 value
* @return 是否添加成功，无此id返回false
*/
public boolean addProperty(int id, String key, Object object) {
LinkedList<SessionUser> users = sessionUserCollection.getUsers();
Iterator<SessionUser> iterator = users.iterator();
SessionUser sessionUser;
while (iterator.hasNext()) {
sessionUser = iterator.next();
if (id == sessionUser.getId()) {
sessionUser.getProperties().put(key, object);
return true;
}
}
return false;
}
/**
* 某个用户是否过期
*
* @param user sessionUser
* @return 过期返回true,否则返回false
*/
public boolean isUserExpired(SessionUser user) {
return (user.getExpire() * 1000L + user.getCreateTime().getTime()) < (new Date().getTime());
}
