private void SerializeDictionaryGeneric <TValue>(ISerializerNode node,
Writer writer,
DictionaryTypeSpec dictType)
{
var jsonWriter = writer.JsonWriter;
var dict = (IDictionary <string, TValue>)node.Value;
var expectedValueType = dictType.ValueType;
jsonWriter.WriteStartObject();
var dictDelta = dict as IDictionaryDelta <string, TValue>;
var serializedKeyValuePairs = dictDelta != null ? dictDelta.ModifiedItems : dict;
if (dictDelta != null && dictDelta.RemovedKeys.Any())
{
foreach (var removed in dictDelta.RemovedKeys)
{
jsonWriter.WritePropertyName("-" + EscapePropertyName(removed));
jsonWriter.WriteStartObject();
jsonWriter.WriteEndObject();
}
}
foreach (var kvp in serializedKeyValuePairs)
{
// TODO: Support other key types than string
jsonWriter.WritePropertyName(EscapePropertyName(kvp.Key));
var itemNode = new ItemValueSerializerNode(kvp.Value, expectedValueType, node.ExpandPath, node.Context, node);
SerializeThroughContext(itemNode, writer);
}
jsonWriter.WriteEndObject();
}
private void DeserializeDictionaryGeneric <TValue>(IDeserializerNode node,
Reader reader,
DictionaryTypeSpec dictType)
{
IDictionary <string, TValue> dict;
if (node.Value != null)
{
dict = (IDictionary <string, TValue>)node.Value;
}
else
{
dict = new Dictionary <string, TValue>();
}
var jobj = reader.Token as JObject;
var valueType = dictType.ValueType;
if (jobj == null)
{
throw new PomonaSerializationException(
"Expected dictionary property to have a JSON object value, but was " + reader.Token.Type);
}
foreach (var jprop in jobj.Properties())
{
var jpropName = jprop.Name;
if (jpropName.Length > 0 && reservedFirstCharacters.Contains(jpropName[0]))
{
if (jpropName[0] == '-')
{
// Removal operation
var unescapedPropertyName = UnescapePropertyName(jpropName.Substring(1));
dict.Remove(unescapedPropertyName);
}
else
{
throw new PomonaSerializationException(
"Unexpected character in json property name. Have propertie names been correctly escaped?");
}
}
else
{
var unescapedPropertyName = UnescapePropertyName(jpropName);
var itemNode = new ItemValueDeserializerNode(valueType,
node.Context,
node.ExpandPath + "." + unescapedPropertyName);
DeserializeThroughContext(itemNode, new Reader(jprop.Value));
dict[unescapedPropertyName] = (TValue)itemNode.Value;
}
}
if (node.Value == null)
{
node.Value = dict;
}
}
