private void InitListener()
{
var cache = new PathChildrenCache(client, "/live_nodes", true);
cache.start();
cache.getListenable().addListener(new LiveNodesListener());
}
/// <exception cref="System.IO.IOException"/>
public override void StartThreads()
{
if (!isExternalClient)
{
try
{
zkClient.Start();
}
catch (Exception e)
{
throw new IOException("Could not start Curator Framework", e);
}
}
else
{
// If namespace parents are implicitly created, they won't have ACLs.
// So, let's explicitly create them.
CuratorFramework nullNsFw = zkClient.UsingNamespace(null);
EnsurePath ensureNs = nullNsFw.NewNamespaceAwareEnsurePath("/" + zkClient.GetNamespace
());
try
{
ensureNs.Ensure(nullNsFw.GetZookeeperClient());
}
catch (Exception e)
{
throw new IOException("Could not create namespace", e);
}
}
listenerThreadPool = Executors.NewSingleThreadExecutor();
try
{
delTokSeqCounter = new SharedCount(zkClient, ZkDtsmSeqnumRoot, 0);
if (delTokSeqCounter != null)
{
delTokSeqCounter.Start();
}
}
catch (Exception e)
{
throw new IOException("Could not start Sequence Counter", e);
}
try
{
keyIdSeqCounter = new SharedCount(zkClient, ZkDtsmKeyidRoot, 0);
if (keyIdSeqCounter != null)
{
keyIdSeqCounter.Start();
}
}
catch (Exception e)
{
throw new IOException("Could not start KeyId Counter", e);
}
try
{
CreatePersistentNode(ZkDtsmMasterKeyRoot);
CreatePersistentNode(ZkDtsmTokensRoot);
}
catch (Exception)
{
throw new RuntimeException("Could not create ZK paths");
}
try
{
keyCache = new PathChildrenCache(zkClient, ZkDtsmMasterKeyRoot, true);
if (keyCache != null)
{
keyCache.Start(PathChildrenCache.StartMode.BuildInitialCache);
keyCache.GetListenable().AddListener(new _PathChildrenCacheListener_340(this), listenerThreadPool
);
}
}
catch (Exception e)
{
throw new IOException("Could not start PathChildrenCache for keys", e);
}
try
{
tokenCache = new PathChildrenCache(zkClient, ZkDtsmTokensRoot, true);
if (tokenCache != null)
{
tokenCache.Start(PathChildrenCache.StartMode.BuildInitialCache);
tokenCache.GetListenable().AddListener(new _PathChildrenCacheListener_368(this),
listenerThreadPool);
}
}
catch (Exception e)
{
throw new IOException("Could not start PathChildrenCache for tokens", e);
}
base.StartThreads();
}