/// <summary>
/// Writes the java task.
/// </summary>
private void WriteJavaTaskRequest(string taskName, object taskArg, ClientRequestContext ctx)
{
var writer = ctx.Writer;
if (_clusterGroup != null)
{
var nodes = _clusterGroup.GetNodes();
writer.WriteInt(nodes.Count);
foreach (var node in nodes)
{
writer.WriteGuid(node.Id);
}
}
else
{
writer.WriteInt(0);
}
writer.WriteByte((byte)_flags);
writer.WriteLong((long)_timeout.TotalMilliseconds);
writer.WriteString(taskName);
writer.WriteObject(taskArg);
ctx.Socket.ExpectNotifications();
}
public void TestClientForAttribute()
{
IClientClusterGroup clientPrj = _igniteClient.GetCluster().ForAttribute("my_attr", "value1");
Assert.AreEqual(1, clientPrj.GetNodes().Count);
var nodeId = _grid1.GetCluster().ForAttribute("my_attr", "value1").GetNodes().Single().Id;
Assert.AreEqual(nodeId, clientPrj.GetNode().Id);
}
/// <summary>
/// Invokes the proxy method.
/// </summary>
private object InvokeProxyMethod(string serviceName, MethodBase method, object[] args,
PlatformType platformType, IDictionary callAttrs)
{
return(_ignite.Socket.DoOutInOp(ClientOp.ServiceInvoke,
ctx =>
{
var w = ctx.Writer;
w.WriteString(serviceName);
w.WriteByte(_serverKeepBinary ? (byte)ServiceFlags.KeepBinary : (byte)0);
w.WriteLong((long)_timeout.TotalMilliseconds);
if (_clusterGroup != null)
{
var nodes = _clusterGroup.GetNodes();
if (nodes.Count == 0)
{
throw new IgniteClientException("Cluster group is empty");
}
w.WriteInt(nodes.Count);
foreach (var node in nodes)
{
BinaryUtils.WriteGuid(node.Id, ctx.Stream);
}
}
else
{
w.WriteInt(0);
}
w.WriteString(method.Name);
ServiceProxySerializer.WriteMethodArguments(w, null, args, platformType);
if (ctx.Features.HasFeature(ClientBitmaskFeature.ServiceInvokeCtx))
{
w.WriteDictionary(callAttrs);
}
else if (callAttrs != null)
{
throw new IgniteClientException(
"Passing caller context to the service is not supported by the server");
}
},
ctx =>
{
var reader = _keepBinary
? ctx.Marshaller.StartUnmarshal(ctx.Stream, BinaryMode.ForceBinary)
: ctx.Reader;
return reader.ReadObject <object>();
}));
}
public static void ClientClusterGroups()
{
var cfg = new IgniteClientConfiguration();
//tag::client-cluster-groups[]
IIgniteClient client = Ignition.StartClient(cfg);
IClientClusterGroup serversInDc1 = client.GetCluster().ForServers().ForAttribute("dc", "dc1");
foreach (IClientClusterNode node in serversInDc1.GetNodes())
{
Console.WriteLine($"Node ID: {node.Id}");
}
//end::client-cluster-groups[]
}
/// <summary>
/// Invokes the proxy method.
/// </summary>
private object InvokeProxyMethod(string serviceName, MethodBase method, object[] args)
{
return(_ignite.Socket.DoOutInOp(
ClientOp.ServiceInvoke,
ctx =>
{
var w = ctx.Writer;
w.WriteString(serviceName);
w.WriteByte(_serverKeepBinary ? (byte)ServiceFlags.KeepBinary : (byte)0);
w.WriteLong((long)_timeout.TotalMilliseconds);
if (_clusterGroup != null)
{
var nodes = _clusterGroup.GetNodes();
if (nodes.Count == 0)
{
throw new IgniteClientException("Cluster group is empty");
}
w.WriteInt(nodes.Count);
foreach (var node in nodes)
{
BinaryUtils.WriteGuid(node.Id, ctx.Stream);
}
}
else
{
w.WriteInt(0);
}
w.WriteString(method.Name);
w.WriteInt(args.Length);
foreach (var arg in args)
{
w.WriteObjectDetached(arg);
}
},
ctx =>
{
var reader = _keepBinary
? ctx.Marshaller.StartUnmarshal(ctx.Stream, BinaryMode.ForceBinary)
: ctx.Reader;
return reader.ReadObject <object>();
}));
}
