code: public ListGitHubAccountTokenNamesResult withTokenNameList(String... tokenNameList) {
          if (this.tokenNameList == null) {
              setTokenNameList(new com.amazonaws.internal.SdkInternalList<String>(tokenNameList.length));
          }
          for (String ele : tokenNameList) {
              this.tokenNameList.add(ele);
          }
          return this;
      }
docs: <p>
  A list of names of connections to GitHub accounts.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setTokenNameList(java.util.Collection)} or {@link #withTokenNameList(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param tokenNameList
  A list of names of connections to GitHub accounts.
  @return Returns a reference to this object so that method calls can be chained together.