@Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.rong_activity);

    ConversationListFragment fragment = new ConversationListFragment();
    Uri uri =
        Uri.parse("rong://" + getApplicationInfo().packageName)
            .buildUpon()
            .appendPath("conversationlist")
            .appendQueryParameter(
                Conversation.ConversationType.PRIVATE.getName(), "true") // 设置私聊会话是否聚合显示
            .appendQueryParameter(Conversation.ConversationType.GROUP.getName(), "true")
            .appendQueryParameter(Conversation.ConversationType.DISCUSSION.getName(), "false")
            .appendQueryParameter(Conversation.ConversationType.SYSTEM.getName(), "true")
            .build();
    fragment.setUri(uri);

    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
    // xxx 为你要加载的 id
    transaction.add(R.id.rong_content, fragment);
    transaction.commit();
  }