/**
* this method traverses the quota path and update the path trie and sets
*
* @param path
*/
private void traverseNode(String path) {
DataNode node = getNode(path);
String children[] = null;
synchronized (node) {
children = node.children.toArray(new String[node.children.size()]);
}
if (children.length == 0) {
// this node does not have a child
// is the leaf node
// check if its the leaf node
String endString = "/" + Quotas.limitNode;
if (path.endsWith(endString)) {
// ok this is the limit node
// get the real node and update
// the count and the bytes
String realPath = path.substring(Quotas.quotaZookeeper.length(), path.indexOf(endString));
updateQuotaForPath(realPath);
this.pTrie.addPath(realPath);
}
return;
}
for (String child : children) {
traverseNode(path + "/" + child);
}
}
/** this method sets up the path trie and sets up stats for quota nodes */
private void setupQuota() {
String quotaPath = Quotas.quotaZookeeper;
DataNode node = getNode(quotaPath);
if (node == null) {
return;
}
traverseNode(quotaPath);
}
