//The callback called after the function completes.
public static void callback(PrestoResult result)
{
FunctionOutput output = (FunctionOutput)result;
Console.WriteLine("Execution number: " + output.value + " from node id: " + output.ExecutionNode.HostName);
System.Threading.Interlocked.Increment(ref numjobs);
}
/// <summary>
/// Return an execution back into the domain.
/// </summary>
/// <param name="contextID">The context ID of the execution.</param>
/// <param name="nodeID">The node ID where the execution was run.</param>
/// <param name="result">The serialized result of the excution.</param>
public void ReturnExecution(string contextID, ClusterNode node, byte[] result)
{
SerializationEngine serializer = new SerializationEngine();
PrestoResult resultObj = (PrestoResult)serializer.Deserialize(result);
resultObj.ExecutionNode = node;
Cluster.ReturnExecution(contextID, resultObj);
}
/// <summary>
/// Execute an incoming job.
/// </summary>
/// <param name="methodName">The name of the procedure to be executed.</param>
/// <param name="typeName">The name of the type held within the assembly for with the procedure to be executed resides.</param>
/// <param name="assemblyName">The name of the assembly the procedure resides in.</param>
/// <param name="parameter">The parameter passed to the executed procedure.</param>
/// <returns>The result of the execution serialized for transport.</returns>
public byte[] ExecuteIncoming(string methodName, string typeName, string assemblyName, byte[] parameter)
{
SerializationEngine serializer = new SerializationEngine();
PrestoParameter param = (PrestoParameter)serializer.Deserialize(parameter);
Assembly assembly = assemblies[assemblyName];
Type type = assembly.GetType(typeName, false, true);
MethodInfo method = type.GetMethod(methodName);
PrestoResult res = (PrestoResult)method.Invoke(null, new object[] { param });
return(serializer.Serialize(res));
}
