code: public java.util.List<String> getAdditionalSlaveSecurityGroups() {
          if (additionalSlaveSecurityGroups == null) {
              additionalSlaveSecurityGroups = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return additionalSlaveSecurityGroups;
      }
docs: <p>
  A list of additional Amazon EC2 security group IDs for the core and task nodes.
  </p>
  
  @return A list of additional Amazon EC2 security group IDs for the core and task nodes.