private static void parseReplyCount(Topic.Builder topicBuilder, Element ele) {
final Elements children = ele.children();
final int count;
if (children.size() > 0) {
final String numStr = ele.child(0).text();
count = Integer.parseInt(numStr);
} else {
// do not have reply yet
count = 0;
}
topicBuilder.setReplyCount(count);
}
