static EnumFormatter()
{
var names = Enum.GetNames(typeof(T));
var values = Enum.GetValues(typeof(T));
nameValueMapping = new ByteArrayStringHashTable <T>(names.Length);
valueNameMapping = new Dictionary <T, string>(names.Length);
for (int i = 0; i < names.Length; i++)
{
nameValueMapping.Add(JsonWriter.GetEncodedPropertyNameWithoutQuotation(names[i]), (T)values.GetValue(i));
valueNameMapping[(T)values.GetValue(i)] = names[i];
}
// boxed... or generate...
{
bool isBoxed;
var serialize = EnumFormatterHelper.GetSerializeDelegate(typeof(T), out isBoxed);
if (isBoxed)
{
var boxSerialize = (JsonSerializeAction <object>)serialize;
defaultSerializeByUnderlyingValue = (ref JsonWriter writer, T value, IJsonFormatterResolver _) => boxSerialize.Invoke(ref writer, (object)value, _);
}
else
{
defaultSerializeByUnderlyingValue = (JsonSerializeAction <T>)serialize;
}
}
{
bool isBoxed;
var deserialize = EnumFormatterHelper.GetDeserializeDelegate(typeof(T), out isBoxed);
if (isBoxed)
{
var boxDeserialize = (JsonDeserializeFunc <object>)deserialize;
defaultDeserializeByUnderlyingValue = (ref JsonReader reader, IJsonFormatterResolver _) => (T)boxDeserialize.Invoke(ref reader, _);
}
else
{
defaultDeserializeByUnderlyingValue = (JsonDeserializeFunc <T>)deserialize;
}
}
}
static EnumFormatter()
{
var names = new List <String>();
var values = new List <object>();
var type = typeof(T);
foreach (var item in type.GetFields().Where(fi => fi.FieldType == type))
{
var value = item.GetValue(null);
var name = Enum.GetName(type, value);
var dataMember = item.GetCustomAttributes(typeof(DataMemberAttribute), true)
.OfType <DataMemberAttribute>()
.FirstOrDefault();
var enumMember = item.GetCustomAttributes(typeof(EnumMemberAttribute), true)
.OfType <EnumMemberAttribute>()
.FirstOrDefault();
values.Add(value);
names.Add(
(enumMember != null && enumMember.Value != null) ? enumMember.Value
: (dataMember != null && dataMember.Name != null) ? dataMember.Name
: name);
}
nameValueMapping = new ByteArrayStringHashTable <T>(names.Count);
valueNameMapping = new Dictionary <T, string>(names.Count);
for (int i = 0; i < names.Count; i++)
{
nameValueMapping.Add(JsonWriter.GetEncodedPropertyNameWithoutQuotation(names[i]), (T)values[i]);
valueNameMapping[(T)values[i]] = names[i];
}
// boxed... or generate...
{
bool isBoxed;
var serialize = EnumFormatterHelper.GetSerializeDelegate(typeof(T), out isBoxed);
if (isBoxed)
{
var boxSerialize = (JsonSerializeAction <object>)serialize;
defaultSerializeByUnderlyingValue = (ref JsonWriter writer, T value, IJsonFormatterResolver _) => boxSerialize.Invoke(ref writer, (object)value, _);
}
else
{
defaultSerializeByUnderlyingValue = (JsonSerializeAction <T>)serialize;
}
}
{
bool isBoxed;
var deserialize = EnumFormatterHelper.GetDeserializeDelegate(typeof(T), out isBoxed);
if (isBoxed)
{
var boxDeserialize = (JsonDeserializeFunc <object>)deserialize;
defaultDeserializeByUnderlyingValue = (ref JsonReader reader, IJsonFormatterResolver _) => (T)boxDeserialize.Invoke(ref reader, _);
}
else
{
defaultDeserializeByUnderlyingValue = (JsonDeserializeFunc <T>)deserialize;
}
}
}
