private void render(final StringBuffer buffer, final Result result) {
if (result instanceof ResultContainer) {
final ResultContainer results = (ResultContainer) result;
for (int i = 0, n = results.getNumberOfResults(); i < n; i++) {
render(buffer, results.getResult(i));
}
} else if (_allResults || result.isOk() == false) {
buffer.append(result.toString());
}
}
