public Boolean MoveNext(Boolean omitKeys)
{
switch (m_data.Type)
{
case PipelineContextDataType.Array:
var array = m_data.AssertArray("array");
if (++m_index < array.Count)
{
Current = array[m_index];
return(true);
}
else
{
Current = null;
return(false);
}
case PipelineContextDataType.Dictionary:
var dictionary = m_data.AssertDictionary("dictionary");
// Return the value
if (m_isKey)
{
m_isKey = false;
Current = dictionary[m_index].Value;
return(true);
}
if (++m_index < dictionary.Count)
{
// Skip the key, return the value
if (omitKeys)
{
m_isKey = false;
Current = dictionary[m_index].Value;
return(true);
}
// Return the key
m_isKey = true;
Current = new StringContextData(dictionary[m_index].Key);
return(true);
}
Current = null;
return(false);
default:
throw new NotSupportedException($"Unexpected {nameof(PipelineContextData)} type '{m_data.Type}'");
}
}
public override Object ReadJson(
JsonReader reader,
Type objectType,
Object existingValue,
JsonSerializer serializer)
{
switch (reader.TokenType)
{
case JsonToken.String:
return(new StringContextData(reader.Value.ToString()));
case JsonToken.Boolean:
return(new BooleanContextData((Boolean)reader.Value));
case JsonToken.Float:
return(new NumberContextData((Double)reader.Value));
case JsonToken.Integer:
return(new NumberContextData((Double)(Int64)reader.Value));
case JsonToken.StartObject:
break;
default:
return(null);
}
Int32? type = null;
JObject value = JObject.Load(reader);
if (!value.TryGetValue("t", StringComparison.OrdinalIgnoreCase, out JToken typeValue))
{
type = PipelineContextDataType.String;
}
else if (typeValue.Type == JTokenType.Integer)
{
type = (Int32)typeValue;
}
else
{
return(existingValue);
}
Object newValue = null;
switch (type)
{
case PipelineContextDataType.String:
newValue = new StringContextData(null);
break;
case PipelineContextDataType.Array:
newValue = new ArrayContextData();
break;
case PipelineContextDataType.Dictionary:
newValue = new DictionaryContextData();
break;
case PipelineContextDataType.Boolean:
newValue = new BooleanContextData(false);
break;
case PipelineContextDataType.Number:
newValue = new NumberContextData(0);
break;
case PipelineContextDataType.CaseSensitiveDictionary:
newValue = new CaseSensitiveDictionaryContextData();
break;
default:
throw new NotSupportedException($"Unexpected {nameof(PipelineContextDataType)} '{type}'");
}
if (value != null)
{
using (JsonReader objectReader = value.CreateReader())
{
serializer.Populate(objectReader, newValue);
}
}
return(newValue);
}
