@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getTimePeriod() != null)
            sb.append("TimePeriod: ").append(getTimePeriod()).append(",");
        if (getGroupBy() != null)
            sb.append("GroupBy: ").append(getGroupBy()).append(",");
        if (getGranularity() != null)
            sb.append("Granularity: ").append(getGranularity()).append(",");
        if (getFilter() != null)
            sb.append("Filter: ").append(getFilter()).append(",");
        if (getSortBy() != null)
            sb.append("SortBy: ").append(getSortBy()).append(",");
        if (getNextPageToken() != null)
            sb.append("NextPageToken: ").append(getNextPageToken()).append(",");
        if (getMaxResults() != null)
            sb.append("MaxResults: ").append(getMaxResults());
        sb.append("}");
        return sb.toString();
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/GetReservationUtilizationRequest.java