code: public ListPullRequestsResult withPullRequestIds(String... pullRequestIds) {
          if (this.pullRequestIds == null) {
              setPullRequestIds(new java.util.ArrayList<String>(pullRequestIds.length));
          }
          for (String ele : pullRequestIds) {
              this.pullRequestIds.add(ele);
          }
          return this;
      }
docs: <p>
  The system-generated IDs of the pull requests.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setPullRequestIds(java.util.Collection)} or {@link #withPullRequestIds(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param pullRequestIds
  The system-generated IDs of the pull requests.
  @return Returns a reference to this object so that method calls can be chained together.