code: public void setBillingRecords(java.util.Collection<BillingRecord> billingRecords) {
          if (billingRecords == null) {
              this.billingRecords = null;
              return;
          }
  
          this.billingRecords = new com.amazonaws.internal.SdkInternalList<BillingRecord>(billingRecords);
      }
docs: <p>
  A summary of billing records.
  </p>
  
  @param billingRecords
  A summary of billing records.