code: public DescribeOrderableReplicationInstancesResult withOrderableReplicationInstances(OrderableReplicationInstance... orderableReplicationInstances) {
          if (this.orderableReplicationInstances == null) {
              setOrderableReplicationInstances(new java.util.ArrayList<OrderableReplicationInstance>(orderableReplicationInstances.length));
          }
          for (OrderableReplicationInstance ele : orderableReplicationInstances) {
              this.orderableReplicationInstances.add(ele);
          }
          return this;
      }
docs: <p>
  The order-able replication instances available.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setOrderableReplicationInstances(java.util.Collection)} or
  {@link #withOrderableReplicationInstances(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param orderableReplicationInstances
  The order-able replication instances available.
  @return Returns a reference to this object so that method calls can be chained together.