登陆用户信息用ThreadLocal 存储

public class SessionInfoUtil {
    private static final ThreadLocal<LoginAccountSessionInfo> THREAD_LOCAL_SESSION_INFO = new ThreadLocal();

    public SessionInfoUtil() {
    }

    public static void setLoginAccountSessionInfo(LoginAccountSessionInfo sessionInfo) {
        THREAD_LOCAL_SESSION_INFO.set(sessionInfo);
    }

    public static LoginAccountSessionInfo getLoginAccountSessionInfo() {
        return (LoginAccountSessionInfo)THREAD_LOCAL_SESSION_INFO.get();
    }

    public static void remove() {
        THREAD_LOCAL_SESSION_INFO.remove();
    }
}