public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
{
return null;
}
try
{
return _epoch.AddMilliseconds((long)reader.Value);
}
catch (Exception e)
{
throw new Exception(string.Format("{0} is not a valid long type", reader.Value));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonValidatingReader"/> class that
/// validates the content returned from the given <see cref="JsonReader"/>.
/// </summary>
/// <param name="reader">The <see cref="JsonReader"/> to read from while validating.</param>
public JsonValidatingReader(JsonReader reader)
{
ValidationUtils.ArgumentNotNull(reader, "reader");
_reader = reader;
_stack = new Stack<SchemaScope>();
}
internal static JsonSerializationException Create(JsonReader reader, string message, Exception ex)
{
return Create(reader as IJsonLineInfo, reader.Path, message, ex);
}
internal static JsonSerializationException Create(JsonReader reader, string message)
{
return Create(reader, message, null);
}
private void WriteConstructorDate(JsonReader reader)
{
if (!reader.Read())
throw JsonWriterException.Create(this, "Unexpected end when reading date constructor.", null);
if (reader.TokenType != JsonToken.Integer)
throw JsonWriterException.Create(this, "Unexpected token when reading date constructor. Expected Integer, got " + reader.TokenType, null);
long ticks = (long)reader.Value;
DateTime date = DateTimeUtils.ConvertJavaScriptTicksToDateTime(ticks);
if (!reader.Read())
throw JsonWriterException.Create(this, "Unexpected end when reading date constructor.", null);
if (reader.TokenType != JsonToken.EndConstructor)
throw JsonWriterException.Create(this, "Unexpected token when reading date constructor. Expected EndConstructor, got " + reader.TokenType, null);
WriteValue(date);
}
internal void WriteToken(JsonReader reader, int initialDepth, bool writeChildren, bool writeDateConstructorAsDate)
{
do
{
// write a JValue date when the constructor is for a date
if (writeDateConstructorAsDate && reader.TokenType == JsonToken.StartConstructor && string.Equals(reader.Value.ToString(), "Date", StringComparison.Ordinal))
WriteConstructorDate(reader);
else
WriteTokenInternal(reader.TokenType, reader.Value);
} while (
// stop if we have reached the end of the token being read
initialDepth - 1 < reader.Depth - (JsonTokenUtils.IsEndToken(reader.TokenType) ? 1 : 0)
&& writeChildren
&& reader.Read());
}
internal void WriteToken(JsonReader reader, bool writeChildren, bool writeDateConstructorAsDate)
{
int initialDepth;
if (reader.TokenType == JsonToken.None)
initialDepth = -1;
else if (!JsonTokenUtils.IsStartToken(reader.TokenType))
initialDepth = reader.Depth + 1;
else
initialDepth = reader.Depth;
WriteToken(reader, initialDepth, writeChildren, writeDateConstructorAsDate);
}
/// <summary>
/// Writes the current <see cref="JsonReader"/> token.
/// </summary>
/// <param name="reader">The <see cref="JsonReader"/> to read the token from.</param>
/// <param name="writeChildren">A flag indicating whether the current token's children should be written.</param>
public void WriteToken(JsonReader reader, bool writeChildren)
{
ValidationUtils.ArgumentNotNull(reader, "reader");
WriteToken(reader, writeChildren, true);
}
/// <summary>
/// Writes the current <see cref="JsonReader"/> token and its children.
/// </summary>
/// <param name="reader">The <see cref="JsonReader"/> to read the token from.</param>
public void WriteToken(JsonReader reader)
{
WriteToken(reader, true, true);
}
/// <summary> /// Reads the JSON representation of the object. /// </summary> /// <param name="reader">The <see cref="JsonReader"/> to read from.</param> /// <param name="objectType">Type of the object.</param> /// <param name="existingValue">The existing value of object being read.</param> /// <param name="serializer">The calling serializer.</param> /// <returns>The object value.</returns> public abstract object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer);
