code: public InviteUsersRequest withUserEmailList(String... userEmailList) {
          if (this.userEmailList == null) {
              setUserEmailList(new java.util.ArrayList<String>(userEmailList.length));
          }
          for (String ele : userEmailList) {
              this.userEmailList.add(ele);
          }
          return this;
      }
docs: <p>
  The user email addresses to which to send the invite.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setUserEmailList(java.util.Collection)} or {@link #withUserEmailList(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param userEmailList
  The user email addresses to which to send the invite.
  @return Returns a reference to this object so that method calls can be chained together.