public static void CreateAndRead()
{
var watcher = NullWatcher.Instance;
//start the docker container mapping the 2181 port to host
var zk = new ZooKeeper("127.0.0.1:2181", 5000, watcher);
string rootNode = zk.createAsync("/dotnetcoreapp",
Encoding.ASCII.GetBytes("My Zookeeper Dotnet Core App"), ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT).Result;
string ephNode = zk.createAsync("/dotnetcoreapp/ephNode",
Encoding.ASCII.GetBytes("Ephemeral Value"), ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.EPHEMERAL).Result;
string ephSeqNode = zk.createAsync("/dotnetcoreapp/ephSeqNode",
Encoding.ASCII.GetBytes("Ephemeral Sequential Value"), ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.EPHEMERAL_SEQUENTIAL).Result;
string perNode = zk.createAsync("/dotnetcoreapp/perNode",
Encoding.ASCII.GetBytes("Persistent Value"), ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT).Result;
string perSeqNode = zk.createAsync("/dotnetcoreapp/perSeqNode",
Encoding.ASCII.GetBytes("Persistent Sequential Value"), ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT_SEQUENTIAL).Result;
Console.WriteLine("Ephemeral: " + ephNode);
Console.WriteLine("Ephemeral Sequential: " + ephSeqNode);
Console.WriteLine("Persistent: " + perNode);
Console.WriteLine("Persistent Sequential: " + perSeqNode);
var dr1 = zk.getDataAsync(ephNode).Result;
var dr2 = zk.getDataAsync(ephSeqNode).Result;
var dr3 = zk.getDataAsync(perNode).Result;
var dr4 = zk.getDataAsync(perSeqNode).Result;
string data1 = Encoding.ASCII.GetString(dr1.Data);
string data2 = Encoding.ASCII.GetString(dr2.Data);
string data3 = Encoding.ASCII.GetString(dr3.Data);
string data4 = Encoding.ASCII.GetString(dr4.Data);
Console.WriteLine("Ephemeral: " + data1);
Console.WriteLine("Ephemeral Sequential: " + data2);
Console.WriteLine("Persistent: " + data3);
Console.WriteLine("Persistent Sequential: " + data4);
}
public Barrier(string connectionString) : this()
{
this.zoo = new ZooKeeper(connectionString, 5000, this.watcher);
}
