code: public java.util.List<HealthCheckObservation> getHealthCheckObservations() {
          if (healthCheckObservations == null) {
              healthCheckObservations = new com.amazonaws.internal.SdkInternalList<HealthCheckObservation>();
          }
          return healthCheckObservations;
      }
docs: <p>
  A list that contains one <code>HealthCheckObservation</code> element for each Amazon Route 53 health checker that
  is reporting a status about the health check endpoint.
  </p>
  
  @return A list that contains one <code>HealthCheckObservation</code> element for each Amazon Route 53 health
  checker that is reporting a status about the health check endpoint.