code: private void initializeEditTextDialog() {
          EditTextDialog.Builder builder =
                  new EditTextDialog.Builder(getActivity()).setHint(R.string.edit_text_dialog_hint)
                          .setText(getContext().getString(R.string.edit_text_dialog_text))
                          .addValidator(Validators.notEmpty(getContext()));
          configureHeaderDialogBuilder(builder);
          configureButtonBarDialogBuilder(builder);
          editTextDialog = builder.create();
      }
docs: Initializes the edit text dialog.