code: public DescribeAggregationAuthorizationsResult withAggregationAuthorizations(AggregationAuthorization... aggregationAuthorizations) {
          if (this.aggregationAuthorizations == null) {
              setAggregationAuthorizations(new com.amazonaws.internal.SdkInternalList<AggregationAuthorization>(aggregationAuthorizations.length));
          }
          for (AggregationAuthorization ele : aggregationAuthorizations) {
              this.aggregationAuthorizations.add(ele);
          }
          return this;
      }
docs: <p>
  Returns a list of authorizations granted to various aggregator accounts and regions.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setAggregationAuthorizations(java.util.Collection)} or
  {@link #withAggregationAuthorizations(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param aggregationAuthorizations
  Returns a list of authorizations granted to various aggregator accounts and regions.
  @return Returns a reference to this object so that method calls can be chained together.