internal static JsonTokenInfo[] GetTokensFromObjectNode(IJsonNavigatorNode node, IJsonNavigator navigator, bool performCorrectnessCheck)
{
// Get the tokens through .GetObjectProperties
List <JsonTokenInfo> tokensFromGetProperties = new List <JsonTokenInfo>();
IEnumerable <ObjectProperty> properties = navigator.GetObjectProperties(node);
tokensFromGetProperties.Add(JsonTokenInfo.ObjectStart());
foreach (ObjectProperty property in properties)
{
string fieldname = navigator.GetStringValue(property.NameNode);
tokensFromGetProperties.Add(JsonTokenInfo.FieldName(fieldname));
tokensFromGetProperties.AddRange(JsonNavigatorTests.GetTokensFromNode(property.ValueNode, navigator, performCorrectnessCheck));
}
tokensFromGetProperties.Add(JsonTokenInfo.ObjectEnd());
if (performCorrectnessCheck)
{
// Get the tokens again through .TryGetObjectProperty
List <JsonTokenInfo> tokensFromTryGetProperty = new List <JsonTokenInfo>();
tokensFromTryGetProperty.Add(JsonTokenInfo.ObjectStart());
foreach (ObjectProperty objectProperty in properties)
{
ObjectProperty propertyFromTryGetProperty;
string fieldname = navigator.GetStringValue(objectProperty.NameNode);
if (navigator.TryGetObjectProperty(node, fieldname, out propertyFromTryGetProperty))
{
tokensFromTryGetProperty.Add(JsonTokenInfo.FieldName(fieldname));
tokensFromTryGetProperty.AddRange(JsonNavigatorTests.GetTokensFromNode(propertyFromTryGetProperty.ValueNode, navigator, performCorrectnessCheck));
}
else
{
Assert.Fail($"Failed to get object property with name: {fieldname}");
}
}
tokensFromTryGetProperty.Add(JsonTokenInfo.ObjectEnd());
Assert.AreEqual(properties.Count(), navigator.GetObjectPropertyCount(node));
Assert.IsTrue(tokensFromGetProperties.SequenceEqual(tokensFromTryGetProperty));
}
return(tokensFromGetProperties.ToArray());
}
static void Navigate(IJsonNavigator navigator, IJsonNavigatorNode node)
{
switch (navigator.GetNodeType(node))
{
case JsonNodeType.Null:
case JsonNodeType.False:
case JsonNodeType.True:
case JsonNodeType.Number64:
case JsonNodeType.Int8:
case JsonNodeType.Int16:
case JsonNodeType.Int32:
case JsonNodeType.Int64:
case JsonNodeType.UInt32:
case JsonNodeType.Float32:
case JsonNodeType.Float64:
case JsonNodeType.String:
case JsonNodeType.Binary:
case JsonNodeType.Guid:
break;
case JsonNodeType.Array:
foreach (IJsonNavigatorNode arrayItem in navigator.GetArrayItems(node))
{
Navigate(navigator, arrayItem);
}
break;
case JsonNodeType.Object:
foreach (ObjectProperty objectProperty in navigator.GetObjectProperties(node))
{
IJsonNavigatorNode nameNode = objectProperty.NameNode;
IJsonNavigatorNode valueNode = objectProperty.ValueNode;
Navigate(navigator, valueNode);
}
break;
default:
throw new ArgumentOutOfRangeException($"Unknown {nameof(JsonNodeType)}: '{navigator.GetNodeType(node)}.'");
}
}
/// <summary>
/// Writes a json node to the internal buffer.
/// </summary>
/// <param name="jsonNavigator">The navigator to use to navigate the node</param>
/// <param name="jsonNavigatorNode">The node to write.</param>
public void WriteJsonNode(IJsonNavigator jsonNavigator, IJsonNavigatorNode jsonNavigatorNode)
{
if (jsonNavigator == null)
{
throw new ArgumentNullException($"{nameof(jsonNavigator)} can not be null");
}
if (jsonNavigatorNode == null)
{
throw new ArgumentNullException($"{nameof(jsonNavigatorNode)} can not be null");
}
// For now short circuit this to false until we figure out how to optimize this.
bool sameFormat = jsonNavigator.SerializationFormat == this.SerializationFormat && (this.SerializationFormat == JsonSerializationFormat.Binary || this.SerializationFormat == JsonSerializationFormat.HybridRow);
JsonNodeType jsonNodeType = jsonNavigator.GetNodeType(jsonNavigatorNode);
// See if we can write the node without looking at it's value
switch (jsonNodeType)
{
case JsonNodeType.Null:
this.WriteNullValue();
return;
case JsonNodeType.False:
this.WriteBoolValue(false);
return;
case JsonNodeType.True:
this.WriteBoolValue(true);
return;
}
// If the navigator has the same format as this writer then we try to retrieve the node raw JSON
IReadOnlyList <byte> bufferedRawJson;
if (sameFormat && jsonNavigator.TryGetBufferedRawJson(jsonNavigatorNode, out bufferedRawJson))
{
// Token type really doesn't make any difference other than whether this is a field name
JsonTokenType jsonTokenType = (jsonNodeType == JsonNodeType.FieldName ? JsonTokenType.FieldName : JsonTokenType.Null);
this.WriteRawJsonToken(jsonTokenType, bufferedRawJson);
}
else
{
// Either the formats did not match or we couldn't retrieve the buffered raw JSON
switch (jsonNodeType)
{
case JsonNodeType.Number:
double numberValue = jsonNavigator.GetNumberValue(jsonNavigatorNode);
this.WriteNumberValue(numberValue);
break;
case JsonNodeType.String:
case JsonNodeType.FieldName:
bool fieldName = jsonNodeType == JsonNodeType.FieldName;
IReadOnlyList <byte> bufferedStringValue;
if (jsonNavigator.TryGetBufferedStringValue(jsonNavigatorNode, out bufferedStringValue))
{
if (fieldName)
{
this.WriteRawJsonToken(JsonTokenType.FieldName, bufferedStringValue);
}
else
{
this.WriteRawJsonToken(JsonTokenType.String, bufferedStringValue);
}
}
else
{
string value = jsonNavigator.GetStringValue(jsonNavigatorNode);
if (fieldName)
{
this.WriteFieldName(value);
}
else
{
this.WriteStringValue(value);
}
}
break;
case JsonNodeType.Int8:
{
sbyte number = jsonNavigator.GetInt8Value(jsonNavigatorNode);
this.WriteInt8Value(number);
break;
}
case JsonNodeType.Int16:
{
short number = jsonNavigator.GetInt16Value(jsonNavigatorNode);
this.WriteInt16Value(number);
break;
}
case JsonNodeType.Int32:
{
int number = jsonNavigator.GetInt32Value(jsonNavigatorNode);
this.WriteInt32Value(number);
break;
}
case JsonNodeType.Int64:
{
long number = jsonNavigator.GetInt64Value(jsonNavigatorNode);
this.WriteInt64Value(number);
break;
}
case JsonNodeType.UInt32:
{
uint number = jsonNavigator.GetUInt32Value(jsonNavigatorNode);
this.WriteUInt32Value(number);
break;
}
case JsonNodeType.Float32:
{
float number = jsonNavigator.GetFloat32Value(jsonNavigatorNode);
this.WriteFloat32Value(number);
break;
}
case JsonNodeType.Float64:
{
double number = jsonNavigator.GetFloat64Value(jsonNavigatorNode);
this.WriteFloat64Value(number);
break;
}
case JsonNodeType.Guid:
{
Guid number = jsonNavigator.GetGuidValue(jsonNavigatorNode);
this.WriteGuidValue(number);
break;
}
case JsonNodeType.Binary:
{
IReadOnlyList <byte> bufferedBinaryValue;
if (jsonNavigator.TryGetBufferedBinaryValue(jsonNavigatorNode, out bufferedBinaryValue))
{
this.WriteRawJsonToken(JsonTokenType.Binary, bufferedBinaryValue);
}
else
{
IReadOnlyList <byte> value = jsonNavigator.GetBinaryValue(jsonNavigatorNode);
this.WriteBinaryValue(value);
}
break;
}
case JsonNodeType.Array:
this.WriteArrayStart();
foreach (IJsonNavigatorNode arrayItem in jsonNavigator.GetArrayItems(jsonNavigatorNode))
{
this.WriteJsonNode(jsonNavigator, arrayItem);
}
this.WriteArrayEnd();
break;
case JsonNodeType.Object:
this.WriteObjectStart();
foreach (ObjectProperty objectProperty in jsonNavigator.GetObjectProperties(jsonNavigatorNode))
{
this.WriteJsonNode(jsonNavigator, objectProperty.NameNode);
this.WriteJsonNode(jsonNavigator, objectProperty.ValueNode);
}
this.WriteObjectEnd();
break;
default:
throw new ArgumentException($"Unexpected JsonNodeType: {jsonNodeType}");
}
}
}
