public Channel(RmlEnvironment master, ChannelProviderBase parent, string shortName, Action <IMessageSource, ChannelMessage> dispatch)
: base(master, parent, shortName, dispatch)
{
}
/// <summary>
// The Generic entry point. The specific behavior is indicated in a string argument.
/// </summary>
private static unsafe int GenericExec(EnvironmentBlock *penv, sbyte *psz, int cdata, DataSourceBlock **ppdata)
{
var env = new RmlEnvironment(MarshalDelegate <CheckCancelled>(penv->checkCancel), penv->seed, verbose: penv != null && penv->verbosity > 3);
var host = env.Register("ML.NET_Execution");
env.ComponentCatalog.RegisterAssembly(typeof(TextLoader).Assembly); // ML.Data
env.ComponentCatalog.RegisterAssembly(typeof(LinearModelParameters).Assembly); // ML.StandardLearners
env.ComponentCatalog.RegisterAssembly(typeof(CategoricalCatalog).Assembly); // ML.Transforms
env.ComponentCatalog.RegisterAssembly(typeof(FastTreeRegressionTrainer).Assembly); // ML.FastTree
env.ComponentCatalog.RegisterAssembly(typeof(EnsembleModelParameters).Assembly); // ML.Ensemble
env.ComponentCatalog.RegisterAssembly(typeof(KMeansModelParameters).Assembly); // ML.KMeansClustering
env.ComponentCatalog.RegisterAssembly(typeof(PcaModelParameters).Assembly); // ML.PCA
env.ComponentCatalog.RegisterAssembly(typeof(CVSplit).Assembly); // ML.EntryPoints
env.ComponentCatalog.RegisterAssembly(typeof(OlsModelParameters).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(LightGbmBinaryModelParameters).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(TensorFlowTransformer).Assembly);
//env.ComponentCatalog.RegisterAssembly(typeof(SymSgdClassificationTrainer).Assembly);
//env.ComponentCatalog.RegisterAssembly(typeof(AutoInference).Assembly); // ML.PipelineInference
env.ComponentCatalog.RegisterAssembly(typeof(DataViewReference).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(ImageLoadingTransformer).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(OnnxExportExtensions).Assembly);
//env.ComponentCatalog.RegisterAssembly(typeof(TimeSeriesProcessingEntryPoints).Assembly);
//env.ComponentCatalog.RegisterAssembly(typeof(ParquetLoader).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(SsaChangePointDetector).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(DotNetBridgeEntrypoints).Assembly);
env.ComponentCatalog.RegisterAssembly(typeof(DateTimeTransformer).Assembly);
using (var ch = host.Start("Executing"))
{
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
try
{
// code, pszIn, and pszOut can be null.
ch.Trace("Checking parameters");
host.CheckParam(penv != null, nameof(penv));
host.CheckParam(penv->messageSink != null, "penv->message");
host.CheckParam(psz != null, nameof(psz));
ch.Trace("Converting graph operands");
var graph = BytesToString(psz);
ch.Trace("Wiring message sink");
var message = MarshalDelegate <MessageSink>(penv->messageSink);
var messageValidator = new MessageValidator(host);
var lk = new object();
Action <IMessageSource, ChannelMessage> listener =
(sender, msg) =>
{
byte[] bs = StringToNullTerminatedBytes(sender.FullName);
string m = messageValidator.Validate(msg);
if (!string.IsNullOrEmpty(m))
{
byte[] bm = StringToNullTerminatedBytes(m);
lock (lk)
{
fixed(byte *ps = bs)
fixed(byte *pm = bm)
message(penv, msg.Kind, (sbyte *)ps, (sbyte *)pm);
}
}
};
env.AddListener(listener);
host.CheckParam(cdata >= 0, nameof(cdata), "must be non-negative");
host.CheckParam(ppdata != null || cdata == 0, nameof(ppdata));
for (int i = 0; i < cdata; i++)
{
var pdata = ppdata[i];
host.CheckParam(pdata != null, "pdata");
host.CheckParam(0 <= pdata->ccol && pdata->ccol <= int.MaxValue, "ccol");
host.CheckParam(0 <= pdata->crow && pdata->crow <= long.MaxValue, "crow");
if (pdata->ccol > 0)
{
host.CheckParam(pdata->names != null, "names");
host.CheckParam(pdata->kinds != null, "kinds");
host.CheckParam(pdata->keyCards != null, "keyCards");
host.CheckParam(pdata->vecCards != null, "vecCards");
host.CheckParam(pdata->getters != null, "getters");
}
}
ch.Trace("Validating number of data sources");
// Wrap the data sets.
ch.Trace("Wrapping native data sources");
ch.Trace("Executing");
RunGraphCore(penv, host, graph, cdata, ppdata);
}
catch (Exception e)
{
// Dump the exception chain.
var ex = e;
while (ex.InnerException != null)
{
ex = ex.InnerException;
}
ch.Error("*** {1}: '{0}'", ex.Message, ex.GetType());
return(-1);
}
finally
{
sw.Stop();
if (penv != null && penv->verbosity > 0)
{
ch.Info("Elapsed time: {0}", sw.Elapsed);
}
else
{
ch.Trace("Elapsed time: {0}", sw.Elapsed);
}
}
}
return(0);
}
