public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (this._settings == null)
{
var realConverter = serializer.GetStatefulConverter <MultiSearchResponseJsonConverter>();
var mr = realConverter.ReadJson(reader, objectType, existingValue, serializer) as MultiSearchResponse;
return(mr);
}
var response = new MultiSearchResponse();
var jsonObject = JObject.Load(reader);
var docsJarray = (JArray)jsonObject["responses"];
if (docsJarray == null)
{
return(response);
}
var multiSearchDescriptor = this._request;
if (this._request == null)
{
return(multiSearchDescriptor);
}
var withMeta = docsJarray.Zip(this._request.Operations, (doc, desc) => new MultiHitTuple {
Hit = doc, Descriptor = desc
});
var originalResolver = serializer.ContractResolver;
foreach (var m in withMeta)
{
var descriptor = m.Descriptor.Value;
var concreteTypeSelector = descriptor.TypeSelector;
var baseType = m.Descriptor.Value.ClrType ?? typeof(object);
var generic = MakeDelegateMethodInfo.MakeGenericMethod(baseType);
if (concreteTypeSelector != null)
{
var state = typeof(ConcreteTypeConverter <>).CreateGenericInstance(baseType, concreteTypeSelector) as JsonConverter;
if (state != null)
{
var elasticSerializer = new JsonNetSerializer(this._settings, state);
generic.Invoke(null, new object[] { m, elasticSerializer.Serializer, response.Responses, this._settings });
continue;
}
}
generic.Invoke(null, new object[] { m, serializer, response.Responses, this._settings });
}
return(response);
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (this._settings == null)
{
var realConverter = serializer.GetStatefulConverter <MultiSearchResponseJsonConverter>();
return(realConverter.ReadJson(reader, objectType, existingValue, serializer));
}
var response = new MultiSearchResponse();
var jsonObject = JObject.Load(reader);
var docsJarray = (JArray)jsonObject["responses"];
if (docsJarray == null)
{
return(response);
}
var multiSearchDescriptor = this._request;
if (this._request == null)
{
return(multiSearchDescriptor);
}
IEnumerable <SearchHitTuple> withMeta;
if (this._request is IMultiSearchRequest multiSearch)
{
withMeta = docsJarray.Zip(multiSearch.Operations,
(doc, desc) => new SearchHitTuple {
Hit = doc, Descriptor = new KeyValuePair <string, ICovariantSearchRequest>(desc.Key, desc.Value)
});
}
else
{
if (!(this._request is IMultiSearchTemplateRequest multiSearchTemplate))
{
throw new InvalidOperationException($"Request must be an instance of {nameof(IMultiSearchRequest)} or {nameof(IMultiSearchTemplateRequest)}");
}
withMeta = docsJarray.Zip(multiSearchTemplate.Operations,
(doc, desc) => new SearchHitTuple {
Hit = doc, Descriptor = new KeyValuePair <string, ICovariantSearchRequest>(desc.Key, desc.Value)
});
}
foreach (var m in withMeta)
{
var descriptor = m.Descriptor.Value;
var concreteTypeSelector = descriptor.TypeSelector;
var baseType = m.Descriptor.Value.ClrType ?? typeof(object);
var cachedDelegate = serializer.GetConnectionSettings().Inferrer.CreateSearchResponseDelegates.GetOrAdd(baseType, t =>
{
// Compile a delegate from an expression
var methodInfo = MakeDelegateMethodInfo.MakeGenericMethod(t);
var tupleParameter = Expression.Parameter(typeof(SearchHitTuple), "tuple");
var serializerParameter = Expression.Parameter(typeof(JsonSerializer), "serializer");
var multiHitCollection = Expression.Parameter(typeof(IDictionary <string, object>), "collection");
var parameterExpressions = new[] { tupleParameter, serializerParameter, multiHitCollection };
var call = Expression.Call(null, methodInfo, parameterExpressions);
var lambda = Expression.Lambda <Action <SearchHitTuple, JsonSerializer, IDictionary <string, object> > >(call, parameterExpressions);
return(lambda.Compile());
});
if (concreteTypeSelector != null)
{
var state = (JsonConverter)typeof(ConcreteTypeConverter <>).CreateGenericInstance(baseType, concreteTypeSelector);
if (state != null)
{
var elasticSerializer = this._settings.CreateStateful(state);
if (elasticSerializer != null)
{
cachedDelegate(m, elasticSerializer.Serializer, response.Responses);
continue;
}
}
}
cachedDelegate(m, serializer, response.Responses);
}
return(response);
}
