code: public CreateJobRequest withPlaylists(CreateJobPlaylist... playlists) {
          if (this.playlists == null) {
              setPlaylists(new com.amazonaws.internal.SdkInternalList<CreateJobPlaylist>(playlists.length));
          }
          for (CreateJobPlaylist ele : playlists) {
              this.playlists.add(ele);
          }
          return this;
      }
docs: <p>
  If you specify a preset in <code>PresetId</code> for which the value of <code>Container</code> is fmp4
  (Fragmented MP4) or ts (MPEG-TS), Playlists contains information about the master playlists that you want Elastic
  Transcoder to create.
  </p>
  <p>
  The maximum number of master playlists in a job is 30.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setPlaylists(java.util.Collection)} or {@link #withPlaylists(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param playlists
  If you specify a preset in <code>PresetId</code> for which the value of <code>Container</code> is fmp4
  (Fragmented MP4) or ts (MPEG-TS), Playlists contains information about the master playlists that you want
  Elastic Transcoder to create.</p>
  <p>
  The maximum number of master playlists in a job is 30.
  @return Returns a reference to this object so that method calls can be chained together.