code: public void setValuesToAdd(java.util.Collection<String> valuesToAdd) {
          if (valuesToAdd == null) {
              this.valuesToAdd = null;
              return;
          }
  
          this.valuesToAdd = new com.amazonaws.internal.SdkInternalList<String>(valuesToAdd);
      }
docs: <p>
  A list of DB cluster snapshot attributes to add to the attribute specified by <code>AttributeName</code>.
  </p>
  <p>
  To authorize other AWS accounts to copy or restore a manual DB cluster snapshot, set this list to include one or
  more AWS account IDs, or <code>all</code> to make the manual DB cluster snapshot restorable by any AWS account.
  Do not add the <code>all</code> value for any manual DB cluster snapshots that contain private information that
  you don't want available to all AWS accounts.
  </p>
  
  @param valuesToAdd
  A list of DB cluster snapshot attributes to add to the attribute specified by <code>AttributeName</code>
  .</p>
  <p>
  To authorize other AWS accounts to copy or restore a manual DB cluster snapshot, set this list to include
  one or more AWS account IDs, or <code>all</code> to make the manual DB cluster snapshot restorable by any
  AWS account. Do not add the <code>all</code> value for any manual DB cluster snapshots that contain
  private information that you don't want available to all AWS accounts.