code: public static boolean hasAnyRoles(String roleNames) {
          boolean hasAnyRole = false;
          Subject subject = getSubject();
          if (subject != null && roleNames != null && roleNames.length() > 0) {
              // Iterate through roles and check to see if the user has one of the
              // roles
              for (String role : roleNames.split(NAMES_DELIMETER)) {
                  if (subject.hasRole(role.trim())) {
                      hasAnyRole = true;
                      break;
                  }
              }
          }
          return hasAnyRole;
      }
docs: 验证当前用户是否属于以下任意一个角色。
  
  @param roleNames 角色列表
  @return 属于:true,否则false