public T GetData <T>(string nodePath, Boolean watch) where T : new()
{
T data = default(T);
int tries = retries;
while ((tries--) > 0)
{
try
{
byte[] readData = zk.GetData(nodePath, watch, null);
data = ZNodesDataStructures.deserialize <T>(readData);
break;
}
catch (Exception ex)
{
if (tries == 0)
{
Console.WriteLine("GetData exception after #" + retries + " retries :\n" + ex.Message);
Console.WriteLine("Last retry, throwing exception");
throw ex;
}
}
}
return(data);
}
public Stat SetData <T>(string nodePath, T data, int version) where T : new()
{
Stat stat = null;
byte[] serializedData = ZNodesDataStructures.serialize <T>(data);
int tries = retries;
while ((tries--) > 0)
{
try
{
stat = zk.SetData(nodePath, serializedData, version);
break;
}
catch (Exception ex)
{
if (tries == 0)
{
Console.WriteLine("SetData exception after #" + retries + " retries :\n" + ex.Message);
Console.WriteLine("Last retry, throwing exception");
throw ex;
}
}
}
return(stat);
}
/// <summary>
/// Create a node under /cluster/MACHINES for this
/// </summary>
private void registerMachinesNode()
{
try
{
var node = new ZNodesDataStructures.MachineNode();
node.uri = intraClusterService;
node.originalSellerName = originalSeller;
node.primaryOf.Add(originalSeller);
byte[] serializedNode = ZNodesDataStructures.serialize(node);
id = zk.Create(MachinesPath + "/" + MACHINE_PREFIX, serializedNode, Ids.OPEN_ACL_UNSAFE, CreateMode.EphemeralSequential);
gotName.Set();
}
catch (KeeperException e)
{
Console.WriteLine("Registering machine node failed\n" + e.Message);
throw e;
}
}
public String Create <T>(string path, T data, IEnumerable <Org.Apache.Zookeeper.Data.ACL> acl, CreateMode mode)
{
return(Create(path, ZNodesDataStructures.serialize(data), acl, mode));
}