code: public ListStreamsResult withStreams(StreamSummary... streams) {
          if (this.streams == null) {
              setStreams(new java.util.ArrayList<StreamSummary>(streams.length));
          }
          for (StreamSummary ele : streams) {
              this.streams.add(ele);
          }
          return this;
      }
docs: <p>
  A list of streams.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setStreams(java.util.Collection)} or {@link #withStreams(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param streams
  A list of streams.
  @return Returns a reference to this object so that method calls can be chained together.