code: public DescribeDBClusterParameterGroupsResult withDBClusterParameterGroups(DBClusterParameterGroup... dBClusterParameterGroups) {
          if (this.dBClusterParameterGroups == null) {
              setDBClusterParameterGroups(new com.amazonaws.internal.SdkInternalList<DBClusterParameterGroup>(dBClusterParameterGroups.length));
          }
          for (DBClusterParameterGroup ele : dBClusterParameterGroups) {
              this.dBClusterParameterGroups.add(ele);
          }
          return this;
      }
docs: <p>
  A list of DB cluster parameter groups.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setDBClusterParameterGroups(java.util.Collection)} or
  {@link #withDBClusterParameterGroups(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param dBClusterParameterGroups
  A list of DB cluster parameter groups.
  @return Returns a reference to this object so that method calls can be chained together.