internal static Tuple <Type, string> Generate <TPayload>(StreamEventObservable <TPayload> streamEventObservable)
{
string errorMessages = null;
try
{
var template = new TemporalEgressTemplate(typeof(Empty), typeof(TPayload), typeof(TPayload), string.Empty, "StreamEvent", streamEventObservable.source.Properties.IsColumnar);
var keyType = typeof(Empty);
var expandedCode = template.TransformText();
var assemblyReferences = Transformer.AssemblyReferencesNeededFor(keyType, typeof(TPayload));
assemblyReferences.Add(typeof(IStreamable <,>).GetTypeInfo().Assembly);
assemblyReferences.Add(Transformer.GeneratedStreamMessageAssembly <Empty, TPayload>());
var a = Transformer.CompileSourceCode(expandedCode, assemblyReferences, out errorMessages);
var t = a.GetType(template.className);
return(Tuple.Create(t, errorMessages));
}
catch
{
if (Config.CodegenOptions.DontFallBackToRowBasedExecution)
{
throw new InvalidOperationException("Code Generation failed when it wasn't supposed to!");
}
return(Tuple.Create((Type)null, errorMessages));
}
}
private EgressBoundary <Empty, TPayload, StreamEvent <TPayload> > GetPipe(IObserver <StreamEvent <TPayload> > observer)
{
var lookupKey = CachedPipeLookupKey();
var generatedPipeType = cachedPipes.GetOrAdd(lookupKey, key => TemporalEgressTemplate.Generate(this));
var instance = Activator.CreateInstance(generatedPipeType.Item1, observer, this.container);
var returnValue = (EgressBoundary <Empty, TPayload, StreamEvent <TPayload> >)instance;
return(returnValue);
}
private EgressBoundary <PartitionKey <TKey>, TPayload, TResult> GetPipe(IObserver <TResult> observer)
{
var lookupKey = CachedPipeLookupKey();
var generatedPipeType = cachedPipes.GetOrAdd(lookupKey, key => TemporalEgressTemplate.Generate(this));
var instance = Activator.CreateInstance(generatedPipeType.Item1, observer, this.container);
var returnValue = (EgressBoundary <PartitionKey <TKey>, TPayload, TResult>)instance;
return(returnValue);
}
private EgressBoundary <PartitionKey <TKey>, TPayload, TResult> GetPipe(IObserver <TResult> observer)
{
var lookupKey = CacheKey.Create(this.constructor.Body.ExpressionToCSharp(), this.source.Properties.IsColumnar);
var generatedPipeType = cachedPipes.GetOrAdd(lookupKey, key => TemporalEgressTemplate.Generate(this));
var instance = Activator.CreateInstance(generatedPipeType.Item1, observer, this.container);
var returnValue = (EgressBoundary <PartitionKey <TKey>, TPayload, TResult>)instance;
return(returnValue);
}
private EgressBoundary <PartitionKey <TKey>, TPayload, PartitionedStreamEvent <TKey, TPayload> > GetPipe(IObserver <PartitionedStreamEvent <TKey, TPayload> > observer)
{
var lookupKey = CacheKey.Create(this.source.Properties.IsColumnar);
var generatedPipeType = cachedPipes.GetOrAdd(lookupKey, key => TemporalEgressTemplate.Generate(this));
var instance = Activator.CreateInstance(generatedPipeType.Item1, observer, this.container);
var returnValue = (EgressBoundary <PartitionKey <TKey>, TPayload, PartitionedStreamEvent <TKey, TPayload> >)instance;
return(returnValue);
}
private bool CanGenerateColumnar()
{
if (typeof(TPayload).IsAnonymousTypeName())
{
return(false);
}
if (!typeof(TPayload).GetTypeInfo().IsVisible)
{
return(false);
}
var lookupKey = CachedPipeLookupKey();
var generatedPipeType = cachedPipes.GetOrAdd(lookupKey, key => TemporalEgressTemplate.Generate(this));
this.errorMessages = generatedPipeType.Item2;
return(generatedPipeType.Item1 != null);
}
private bool CanGenerateColumnar()
{
if (typeof(TKey).IsAnonymousTypeName() || typeof(TPayload).IsAnonymousTypeName() || typeof(TResult).IsAnonymousTypeName())
{
return(false);
}
if (!typeof(TKey).GetTypeInfo().IsVisible || !typeof(TPayload).GetTypeInfo().IsVisible || !typeof(TResult).GetTypeInfo().IsVisible)
{
return(false);
}
var lookupKey = CacheKey.Create(this.constructor.Body.ExpressionToCSharp(), this.source.Properties.IsColumnar);
var generatedPipeType = cachedPipes.GetOrAdd(lookupKey, key => TemporalEgressTemplate.Generate(this));
this.errorMessages = generatedPipeType.Item2;
return(generatedPipeType.Item1 != null);
}
internal static Tuple <Type, string> Generate <TKey, TPayload, TResult>(PartitionedIntervalObservable <TKey, TPayload, TResult> partitionedIntervalObservable)
{
string errorMessages = null;
try
{
var template = new TemporalEgressTemplate(typeof(TKey), typeof(TPayload), typeof(TResult), "Partitioned", "Interval", partitionedIntervalObservable.source.Properties.IsColumnar);
if (partitionedIntervalObservable.constructor != null)
{
template.intervalFunction = (x, y, z) =>
partitionedIntervalObservable.constructor.Body.ExpressionToCSharpStringWithParameterSubstitution(
new Dictionary <ParameterExpression, string>
{
{ partitionedIntervalObservable.constructor.Parameters[0], "colkey[i].Key" },
{ partitionedIntervalObservable.constructor.Parameters[0], x },
{ partitionedIntervalObservable.constructor.Parameters[1], y },
{ partitionedIntervalObservable.constructor.Parameters[2], z },
});
}
var keyType = typeof(PartitionKey <>).MakeGenericType(typeof(TKey));
var expandedCode = template.TransformText();
var assemblyReferences = Transformer.AssemblyReferencesNeededFor(keyType, typeof(TPayload), typeof(TResult));
assemblyReferences.Add(typeof(IStreamable <,>).GetTypeInfo().Assembly);
assemblyReferences.Add(Transformer.GeneratedStreamMessageAssembly <PartitionKey <TKey>, TPayload>());
var a = Transformer.CompileSourceCode(expandedCode, assemblyReferences, out errorMessages);
var t = a.GetType(template.className);
return(Tuple.Create(t, errorMessages));
}
catch
{
if (Config.CodegenOptions.DontFallBackToRowBasedExecution)
{
throw new InvalidOperationException("Code Generation failed when it wasn't supposed to!");
}
return(Tuple.Create((Type)null, errorMessages));
}
}
