code: public ParameterGroupStatus withNodeIdsToReboot(String... nodeIdsToReboot) {
          if (this.nodeIdsToReboot == null) {
              setNodeIdsToReboot(new java.util.ArrayList<String>(nodeIdsToReboot.length));
          }
          for (String ele : nodeIdsToReboot) {
              this.nodeIdsToReboot.add(ele);
          }
          return this;
      }
docs: <p>
  The node IDs of one or more nodes to be rebooted.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setNodeIdsToReboot(java.util.Collection)} or {@link #withNodeIdsToReboot(java.util.Collection)} if you
  want to override the existing values.
  </p>
  
  @param nodeIdsToReboot
  The node IDs of one or more nodes to be rebooted.
  @return Returns a reference to this object so that method calls can be chained together.