code: private AuthorizeSecurityGroupEgressResponseType authorizeSecurityGroupEgress(final String groupId,
           final String ipProtocol, final Integer fromPort, final Integer toPort, final String cidrIp) {
          AuthorizeSecurityGroupEgressResponseType ret = new AuthorizeSecurityGroupEgressResponseType();
          ret.setRequestId(UUID.randomUUID().toString());
          mockSecurityGroupController.authorizeSecurityGroupEgress(groupId, ipProtocol, fromPort, toPort, cidrIp);
          return ret;
      }
docs: Handles "authorizeSecurityGroupEgress" request to SecurityGroup and returns response with a SecurityGroup.
  @param groupId group Id for SecurityGroup.
  @param ipProtocol Ip protocol Name.
  @param fromPort from port ranges.
  @param toPort to port ranges.
  @param cidrIp  cidr Ip for Permission
  @return a AuthorizeSecurityGroupEgressResponseType with our new SecurityGroup