public void PropertyName(string propertyName)
{
if (propertyName.Equals(mParent.mTypeProperty, StringComparison.OrdinalIgnoreCase))
{
if (mWrappedConsumer != null)
{
throw new Exception($"The property '{mParent.mTypeProperty}' must only appear once in the JSON object when deserializing type '{mBaseType}'.");
}
return;
}
else
{
if (mWrappedConsumer == null)
{
if (mParent.mTypeNameResolver.DefaultType == null)
{
throw new Exception($"The property '{mParent.mTypeProperty}' must be the first property in the JSON object when deserializing type '{mBaseType}'.");
}
mWrappedConsumer = mParent.GetConverterForType(mParent.mTypeNameResolver.DefaultType).FromObject(mWhenDone);
}
}
mWrappedConsumer.PropertyName(propertyName);
}
public static void ParseObject(Tokenizer tokenizer, IJsonObjectConsumer consumer)
{
tokenizer.MoveNext(); // skip '{'
if (tokenizer.CurrentToken.Type == Tokenizer.Token.CurlyClose)
{
tokenizer.MoveNext(); // skip '}'
consumer.Done();
return;
}
for (; ;)
{
if (tokenizer.CurrentToken.Type == Tokenizer.Token.None)
{
throw new ParserException($"Unexpected end of stream reached while parsing object in line {tokenizer.CurrentToken.LineNo} at position {tokenizer.CurrentToken.Position}.", tokenizer.CurrentToken.LineNo, tokenizer.CurrentToken.Position);
}
if (tokenizer.CurrentToken.Type != Tokenizer.Token.String)
{
throw new ParserException($"Unexpected token in line {tokenizer.CurrentToken.LineNo} at position {tokenizer.CurrentToken.Position}. Property name was expected.", tokenizer.CurrentToken.LineNo, tokenizer.CurrentToken.Position);
}
// expect string literal
consumer.PropertyName(tokenizer.CurrentToken.StringValue);
// expect ':'
tokenizer.MoveNext();
if (tokenizer.CurrentToken.Type == Tokenizer.Token.None)
{
throw new ParserException($"Unexpected end of stream reached while parsing object in line {tokenizer.CurrentToken.LineNo} at position {tokenizer.CurrentToken.Position}.", tokenizer.CurrentToken.LineNo, tokenizer.CurrentToken.Position);
}
if (tokenizer.CurrentToken.Type != Tokenizer.Token.Colon)
{
throw new ParserException($"Unexpected token in line {tokenizer.CurrentToken.LineNo} at position {tokenizer.CurrentToken.Position}. ':' was expected.", tokenizer.CurrentToken.LineNo, tokenizer.CurrentToken.Position);
}
// parse value
tokenizer.MoveNext(); // skip ':'
ParseValue(tokenizer, consumer);
if (tokenizer.CurrentToken.Type == Tokenizer.Token.None)
{
throw new ParserException($"Unexpected end of stream reached while parsing object in line {tokenizer.CurrentToken.LineNo} at position {tokenizer.CurrentToken.Position}.", tokenizer.CurrentToken.LineNo, tokenizer.CurrentToken.Position);
}
if (tokenizer.CurrentToken.Type == Tokenizer.Token.CurlyClose)
{
tokenizer.MoveNext(); // skip '}'
consumer.Done();
return;
}
if (tokenizer.CurrentToken.Type != Tokenizer.Token.Comma)
{
throw new ParserException($"Unexpected token in line {tokenizer.CurrentToken.LineNo} at position {tokenizer.CurrentToken.Position}. Either '}}' or ',' was expected.", tokenizer.CurrentToken.LineNo, tokenizer.CurrentToken.Position);
}
tokenizer.MoveNext(); // skip ','
}
}
/// <summary>
/// Writes this <see cref="JsonObject"/> to a <see cref="IJsonConsumer"/>.
/// This is also used internally by <see cref="JsonValue.ToModel(System.Type)"/> and
/// <see cref="JsonValue.ToModel{T}"/> in order to convert this generic object
/// model to a JSON string or another .NET object.
/// </summary>
/// <param name="consumer">The consumer.</param>
public override void Write(IJsonConsumer consumer)
{
IJsonObjectConsumer obj = consumer.Object();
foreach (KeyValuePair <string, JsonValue> property in mPropertiesOrdered)
{
obj.PropertyName(property.Key);
property.Value.Write(obj);
}
obj.Done();
}
public IJsonObjectConsumer Object()
{
IJsonObjectConsumer obj = mWrappedConsumer.Object();
if (mTypeName != null)
{
obj.PropertyName(mTypeProperty);
obj.String(mTypeName);
}
return(obj);
}
public void String(string value)
{
if (mWrappedConsumer == null)
{
if (!mParent.mTypeNameResolver.TryGetType(value, out Type type))
{
throw new Exception($"Type name '{value}' is unknown while deserializing type '{mBaseType}'.");
}
mWrappedConsumer = mParent.GetConverterForType(type).FromObject(mWhenDone);
}
mWrappedConsumer.String(value);
}
public override void Write(object value, IJsonConsumer writer)
{
if (value == null)
{
writer.Null();
return;
}
IJsonObjectConsumer objectConsumer = writer.Object();
foreach (KeyValuePair <string, T> kvp in (Dictionary <string, T>)value)
{
objectConsumer.PropertyName(kvp.Key);
ElementConverter.Write(kvp.Value, objectConsumer);
}
objectConsumer.Done();
}
