code: public ListResourceRecordSetsResult withResourceRecordSets(ResourceRecordSet... resourceRecordSets) {
          if (this.resourceRecordSets == null) {
              setResourceRecordSets(new com.amazonaws.internal.SdkInternalList<ResourceRecordSet>(resourceRecordSets.length));
          }
          for (ResourceRecordSet ele : resourceRecordSets) {
              this.resourceRecordSets.add(ele);
          }
          return this;
      }
docs: <p>
  Information about multiple resource record sets.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setResourceRecordSets(java.util.Collection)} or {@link #withResourceRecordSets(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param resourceRecordSets
  Information about multiple resource record sets.
  @return Returns a reference to this object so that method calls can be chained together.