private void getChildren() throws Exception {
BackgroundCallback callback =
new BackgroundCallback() {
@Override
public void processResult(CuratorFramework client, CuratorEvent event) throws Exception {
if (event.getResultCode() == KeeperException.Code.OK.intValue()) {
checkLeadership(event.getChildren());
}
}
};
client.getChildren().inBackground(callback).forPath(latchPath);
}
public static List<String> getSortedChildren(
CuratorFramework client,
String basePath,
final String lockName,
final LockInternalsSorter sorter)
throws Exception {
List<String> children = client.getChildren().forPath(basePath);
List<String> sortedList = Lists.newArrayList(children);
Collections.sort(
sortedList,
new Comparator<String>() {
@Override
public int compare(String lhs, String rhs) {
return sorter
.fixForSorting(lhs, lockName)
.compareTo(sorter.fixForSorting(rhs, lockName));
}
});
return sortedList;
}
private List<String> registerPathNodeDataChangeWatcher(final String path) throws Exception {
return zkClient_.getChildren().usingWatcher(createChildNodeChangeWatcher()).forPath(path);
}