public static boolean isUserAccessId(String accessId) {
        return isAccessId(accessId) && accessId.startsWith(AccessIdUtil.TYPE_USER + AccessIdUtil.TYPE_SEPARATOR);
    }
public static boolean isUserAccessId ( String accessId ) { return isAccessId ( accessId ) && accessId . startsWith ( AccessIdUtil . TYPE_USER + AccessIdUtil . TYPE_SEPARATOR ) ; }
Checks to see if the specified accessId begins with "user:".

@param accessId
@return boolean if accessId is valid and begins with "user:"