/// <summary>
/// Read a weakly-typed dictionary tree into a strong type. If the keys do not match exactly,
/// all matching field/properties will be filled.
/// If *no* keys match the target type, this will return `null`
/// </summary>
private object ParseDictionary(IDictionary <string, object> jsonValues, IDictionary <string, object> globaltypes, Type type, object input)
{
jsonParameters = jsonParameters ?? DefaultParameters;
object tn;
if (jsonValues.TryGetValue("$types", out tn))
{
var dic = ((Dictionary <string, object>)tn);
foreach (var kvp in dic)
{
globaltypes.Add((string)kvp.Value, kvp.Key);
}
usingGlobals = true;
}
var found = jsonValues.TryGetValue("$type", out tn);
if (found == false && type == typeof(object))
{
return(CreateDataset(jsonValues, globaltypes));
}
if (found)
{
if (usingGlobals)
{
object tname;
if (globaltypes.TryGetValue((string)tn, out tname))
{
tn = tname;
}
}
if (type == null || !type.IsInterface)
{
type = GetTypeFromCache((string)tn);
}
}
var targetObject = input ?? FastCreateInstance(type);
if (targetObject == null)
{
return(jsonValues); // can't work out what object to fill, send back the raw values
}
var targetType = targetObject.GetType();
var props = GetProperties(targetType, targetType.Name);
if (!IsDictionary(targetType) && NoPropertiesMatch(props.Keys, jsonValues.Keys))
{
return(null);
}
foreach (var key in jsonValues.Keys)
{
MapJsonValueToObject(key, targetObject, jsonValues, globaltypes, props);
}
return(targetObject);
}
internal void ToJsonStream(object obj, Stream target, JsonParameters param, Encoding encoding)
{
jsonParameters = param.Clone();
if (jsonParameters.EnableAnonymousTypes)
{
jsonParameters.UseExtensions = false; jsonParameters.UsingGlobalTypes = false;
}
new JsonSerializer(jsonParameters).ConvertToJson(obj, target, encoding);
}
internal string ToJson(object obj, JsonParameters param)
{
jsonParameters = param.Clone();
if (jsonParameters.EnableAnonymousTypes)
{
jsonParameters.UseExtensions = false; jsonParameters.UsingGlobalTypes = false;
}
return(new JsonSerializer(jsonParameters).ConvertToJson(obj));
}
/// <summary>
/// Create a new object by type, using input json data
/// </summary>
/// <param name="json">Either a stream of utf-8 data or an in-memory `string`</param>
/// <param name="type">Target return type</param>
/// <param name="encoding">String encoding to use, if reading from a stream</param>
internal object ToObject(object json, Type type, Encoding encoding)
{
jsonParameters = jsonParameters ?? DefaultParameters;
var globalTypes = new Dictionary <string, object>();
var parser = ParserFromStreamOrStringOrBytes(json, encoding);
var decodedObject = parser.Decode();
return(StrengthenType(type, decodedObject, globalTypes));
}
private JsonTool()
{
DefaultParameters = DefaultParameters ?? new JsonParameters();
jsonParameters = DefaultParameters;
}
public JsonSerializer(JsonParameters param)
{
jsonParameters = param;
}
