/// <summary>
/// <see cref="JsonElement"/>を復元する
/// </summary>
/// <param name="element">復元する<see cref="JsonElement"/>のインスタンス</param>
/// <param name="serializer">使用するシリアライザ</param>
/// <exception cref="ArgumentNullException"><paramref name="serializer"/>がnull</exception>
/// <returns><paramref name="element"/>を復元したオブジェクト</returns>
public object Parse(JsonElement element, BinaricJsonSerializer serializer)
{
if (serializer == null)
{
throw new ArgumentNullException(nameof(serializer), "引数がnullです");
}
if (element.ValueKind == JsonValueKind.Null)
{
return(null);
}
if (element.ValueKind == JsonValueKind.Array)
{
var genericType = type.GetElementType();
var array = Array.CreateInstance(genericType, element.GetArrayLength());
var index = 0;
var e = element.EnumerateArray();
var parser = new JsonElementParser(genericType);
while (e.MoveNext())
{
array.SetValue(parser.Parse(e.Current, serializer), index++);
}
return(array);
}
return(serializer.Deserialize(element.GetRawText(), type));
}
/// <inheritdoc/>
public override object ConvertBack(object value, BinaricJsonSerializer serializer)
{
if (value is JsonElement element)
{
var parser = new JsonElementParser(type);
return(parser.Parse(element, serializer));
}
return(value);
}
public sealed override object ConvertBack(object value, BinaricJsonSerializer serializer)
{
if (value is JsonElement element)
{
var parser = new JsonElementParser(Type);
return(parser.Parse(element, serializer));
}
if (value is not SerializeEntry entry)
{
throw new ArgumentException("エントリへの変換が出来ませんでした", nameof(value));
}
return(FromSerializeEntry(entry, serializer));
}
/// <inheritdoc/>
public override object ConvertBack(object value, BinaricJsonSerializer serializer)
{
if (serializer == null)
{
throw new ArgumentNullException(nameof(serializer), "引数がnullです");
}
if (value is JsonElement __element)
{
var parser = new JsonElementParser(typeof(ArraySerializeEntry));
var v = parser.Parse(__element, serializer);
return(v);
}
//if (value is Array __array) return __array;
if (value is not ArraySerializeEntry entry)
{
throw new SerializationException("エントリーに変換出来ませんでした");
}
if (entry.IsNull)
{
return(null);
}
var result = Array.CreateInstance(Type.GetType(entry.ItemTypeName), entry.Items.Length);
for (int i = 0; i < entry.Items.Length; i++)
{
if (entry.Items[i] == null)
{
result.SetValue(null, i);
continue;
}
var(name, current) = entry.Items[i];
var valueType = Type.GetType(name);
if (current == null)
{
result.SetValue(null, i);
continue;
}
if (current is JsonElement element)
{
var parser = new JsonElementParser(valueType);
result.SetValue(parser.Parse(element, serializer), i);
continue;
}
var converter = serializer.GetConverter(valueType) ?? throw new SerializationException("コンバータを取得出来ませんでした");
result.SetValue(converter.ConvertBack(current, serializer), i);
}
return(result);
}