private CancelInvocationMessage BindCancelInvocationMessage(JObject json)
{
var invocationId = JsonUtils.GetRequiredProperty <string>(json, InvocationIdPropertyName, JTokenType.String);
var metadata = JsonUtils.GetOptionalMetadataDictionary(json, MetadataPropertyName);
return(new CancelInvocationMessage(invocationId, metadata));
}
private StreamItemMessage BindStreamItemMessage(JObject json, IInvocationBinder binder)
{
var invocationId = JsonUtils.GetRequiredProperty <string>(json, InvocationIdPropertyName, JTokenType.String);
var metadata = JsonUtils.GetOptionalMetadataDictionary(json, MetadataPropertyName);
var result = JsonUtils.GetRequiredProperty <JToken>(json, ItemPropertyName);
var returnType = binder.GetReturnType(invocationId);
return(new StreamItemMessage(invocationId, result?.ToObject(returnType, PayloadSerializer), metadata));
}
private StreamInvocationMessage BindStreamInvocationMessage(JObject json, IInvocationBinder binder)
{
var invocationId = JsonUtils.GetRequiredProperty <string>(json, InvocationIdPropertyName, JTokenType.String);
var metadata = JsonUtils.GetOptionalMetadataDictionary(json, MetadataPropertyName);
var target = JsonUtils.GetRequiredProperty <string>(json, TargetPropertyName, JTokenType.String);
var args = JsonUtils.GetRequiredProperty <JArray>(json, ArgumentsPropertyName, JTokenType.Array);
var paramTypes = binder.GetParameterTypes(target);
try
{
var arguments = BindArguments(args, paramTypes);
return(new StreamInvocationMessage(invocationId, metadata, target, arguments: arguments));
}
catch (Exception ex)
{
return(new StreamInvocationMessage(invocationId, metadata, target, ExceptionDispatchInfo.Capture(ex)));
}
}
private CompletionMessage BindCompletionMessage(JObject json, IInvocationBinder binder)
{
var invocationId = JsonUtils.GetRequiredProperty <string>(json, InvocationIdPropertyName, JTokenType.String);
var metadata = JsonUtils.GetOptionalMetadataDictionary(json, MetadataPropertyName);
var error = JsonUtils.GetOptionalProperty <string>(json, ErrorPropertyName, JTokenType.String);
var resultProp = json.Property(ResultPropertyName);
if (error != null && resultProp != null)
{
throw new InvalidDataException("The 'error' and 'result' properties are mutually exclusive.");
}
if (resultProp == null)
{
return(new CompletionMessage(invocationId, metadata, error, result: null, hasResult: false));
}
var returnType = binder.GetReturnType(invocationId);
var payload = resultProp.Value?.ToObject(returnType, PayloadSerializer);
return(new CompletionMessage(invocationId, metadata, error, result: payload, hasResult: true));
}
