public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
IVirtualListSerializable vlist = (IVirtualListSerializable)value;
Dictionary <string, int> dictToSerialize = vlist.InitialPositionOfEachPage;
if (dictToSerialize.Count > 1)
{
dictToSerialize = dictToSerialize.GroupBy(k => k.Value)
.Select(group => group.Last())
.ToDictionary(pair => pair.Key, pair => pair.Value);
}
writer.WriteStartArray();
writer.WriteValue(vlist.ListType);
writer.WriteValue(vlist.Count);
if (vlist.Count > 0)
{
serializer.Serialize(writer, dictToSerialize);
}
writer.WriteEndArray();
}
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
IVirtualListSerializable vlist = (IVirtualListSerializable)value;
writer.WriteStartObject();
writer.WritePropertyName("@arr");
writer.WriteValue("1");
writer.WritePropertyName("ltype");
writer.WriteValue(vlist.ListType);
writer.WritePropertyName("UniqueID");
writer.WriteValue(vlist.UniqueID);
writer.WritePropertyName("Count");
writer.WriteValue(vlist.Count);
writer.WritePropertyName("uids");
writer.WriteStartArray();
var type = vlist.GetType().GetGenericArguments()[0];
foreach (KeyValuePair <string, int> val in vlist.InitialPositionOfEachPage)
{
Page p = vlist.PageManager.LoadPage(val.Key);
foreach (var item in p.GetStoredObjects())
{
LazyObject lazy = (LazyObject)item;
if (lazy.TargetUniqueID != null)
{
writer.WriteValue(lazy.TargetUniqueID);
}
else
{
//We have to validate if the type is not a Struct
//because the structs shouldn't go to client at this moment.
if (!(!type.IsEnum && !type.IsPrimitive && type.IsValueType && type != typeof(DateTime)))
{
writer.WriteValue(lazy.Target);
}
}
}
}
writer.WriteEndArray();
writer.WriteEndObject();
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
IVirtualListSerializable vlist = (IVirtualListSerializable)existingValue;
reader.Read();
var typelist = (long)reader.Value;
reader.Read();
int count = (int)(long)reader.Value;
vlist.ListType = (VirtualListTypeEnum)typelist;
vlist.InitializeOperationHelper();
vlist.PageUniqueIdOfTheIndexes = new List <string>();
if (count > 0)
{
reader.Read();
var dictToDeserialize = serializer.Deserialize <Dictionary <string, int> >(reader);
dictToDeserialize =
vlist.InitialPositionOfEachPage = dictToDeserialize;
for (int i = 0; i < dictToDeserialize.Values.Count; i++)
{
var current = dictToDeserialize.Values.ElementAt(i);
int next;
if (i + 1 < dictToDeserialize.Values.Count)
{
next = dictToDeserialize.Values.ElementAt(i + 1);
}
else
{
next = count;
}
for (var j = vlist.PageUniqueIdOfTheIndexes.Count; j < next; j++)
{
vlist.PageUniqueIdOfTheIndexes.Add(dictToDeserialize.Keys.ElementAt(i));
}
}
}
return(vlist);
}
