private object PopulateInstance(IndexedDictionary <string, object> container, object instance)
{
if (instance == null && objectType == typeof(object))
{
return(container);
}
if (instance == null)
{
instance = objectTypeDescription.CreateInstance();
}
foreach (var member in this.objectTypeDescription.Members)
{
var memberName = member.Name;
var memberType = member.ValueType;
var defaultValue = member.DefaultValue;
if (defaultValue == null || container.ContainsKey(memberName))
{
continue;
}
if (defaultValue.GetType() == memberType)
{
container[memberName] = defaultValue;
}
else if ("[]".Equals(defaultValue) || "{}".Equals(defaultValue))
{
container[memberName] = memberType.IsArray
? Array.CreateInstance(memberType.GetElementType(), 0)
: Activator.CreateInstance(memberType);
}
else if (defaultValue is string)
{
container[memberName] = Json.Deserialize(memberType, (string)defaultValue, context);
}
else
{
container[memberName] = Convert.ChangeType(defaultValue, memberType, context.Format);
}
}
foreach (var kv in container)
{
var memberName = kv.Key;
var value = kv.Value;
var member = default(DataMemberDescription);
if (!this.TryGetMember(memberName, out member))
{
continue;
}
try
{
member.SetValue(instance, value);
}
catch (Exception e)
{
throw new SerializationException(string.Format("Failed to set member '{0}' to value '{1}' of type {2}.\r\n More detailed information in inner exception.",
memberName, value, value != null ? value.GetType().FullName : "<null>"), e);
}
}
if (this.baseTypeSerializer != null)
{
this.baseTypeSerializer.PopulateInstance(container, instance);
}
return(instance);
}