protected override void WriteLiteral(ILiteralNode node)
{
var token = null as JToken;
if (!string.IsNullOrEmpty(node.Language))
{
token = new JObject(
new JProperty(
JsonLd.Language,
node.Language),
new JProperty(
JsonLd.Value,
node.Value));
}
else
{
var vn = node.AsValuedNode();
switch (vn)
{
case StringNode valueNode:
token = new JValue(valueNode.AsString());
break;
case BooleanNode valueNode:
token = new JValue(valueNode.AsBoolean());
break;
case LongNode valueNode:
token = new JValue(valueNode.AsInteger());
break;
case DoubleNode valueNode:
token = new JValue(valueNode.AsDouble());
break;
}
if (token == null || vn is StringNode stringNode && node.DataType != null && vn.EffectiveType != XmlSpecsHelper.XmlSchemaDataTypeString)
{
token = new JObject(
new JProperty(
JsonLd.Type,
this.MakeRelative(node.DataType, this.Settings.VocabularyUri)),
new JProperty(
JsonLd.Value,
node.Value));
}
}
if (this.Settings.AlwaysUseStructuredLiterals && token is JValue)
{
token = new JObject(
new JProperty(
JsonLd.Value,
token));
}
this.writer.WriteToken(token.CreateReader());
}
private void RoundTripValuedNodeConversion <T>(dynamic value, Func <IValuedNode, T> convertBack)
{
// given
ILiteralNode literalNode = LiteralExtensions.ToLiteral(value, _graph);
// when
IValuedNode valuedNode = literalNode.AsValuedNode();
T convertedBack = convertBack(valuedNode);
// then
Assert.AreEqual(value, convertedBack);
}
public void NodeToLiteralDateTimePrecision4()
{
DateTime now = DateTime.Now;
NodeFactory factory = new NodeFactory();
ILiteralNode litNow = now.ToLiteral(factory, false);
//Print out
Console.WriteLine("Original: " + now.ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat));
NTriplesFormatter formatter = new NTriplesFormatter();
Console.WriteLine("Node Form: " + formatter.Format(litNow));
//Extract and check it round tripped
DateTimeOffset now2 = litNow.AsValuedNode().AsDateTime();
Console.WriteLine("Extracted: " + now2.ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat));
TimeSpan diff = now - now2;
Console.WriteLine("Difference: " + diff.ToString());
Assert.True(diff < new TimeSpan(0, 0, 1), "Loss of precision should be at most 1 second");
}
