AuthenticationUtil.java 文件源码

private static MetkaAuthenticationDetails getDetails() throws AuthenticationCredentialsNotFoundException {
    SecurityContext context = SecurityContextHolder.getContext();
    if(context == null) {
        Logger.error(AuthenticationUtil.class, "User name was requested but no SecurityContext was found");
        throw new AuthenticationCredentialsNotFoundException("Couldn't find security context");
    }
    Authentication authentication = context.getAuthentication();
    if(authentication == null) {
        Logger.error(AuthenticationUtil.class, "SecurityContext was found but no authentication details were set");
        throw new AuthenticationCredentialsNotFoundException("Couldn't find Authentication information");
    }
    if(authentication.getDetails() == null || !(authentication.getDetails() instanceof MetkaAuthenticationDetails)) {
        Logger.error(AuthenticationUtil.class, "Authentication details are null or don't match expected format");
        throw new AuthenticationCredentialsNotFoundException("Authentication details are null or not in expected format");
    }
    return (MetkaAuthenticationDetails)authentication.getDetails();
}