private IEnumerable <object> ReadArrayValue(JsonReader jsonReader)
{
this.IncreaseRecursionDepth();
List <object> list = new List <object>();
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndArray)
{
switch (jsonReader.NodeType)
{
case JsonNodeType.StartObject:
{
list.Add(this.ReadObjectValue(jsonReader));
continue;
}
case JsonNodeType.StartArray:
{
list.Add(this.ReadArrayValue(jsonReader));
continue;
}
case JsonNodeType.PrimitiveValue:
{
list.Add(jsonReader.ReadPrimitiveValue());
continue;
}
}
return(null);
}
jsonReader.ReadEndArray();
this.DecreaseRecursionDepth();
return(list);
}
private IDictionary <string, object> ReadObjectValue(JsonReader jsonReader)
{
this.IncreaseRecursionDepth();
IDictionary <string, object> dictionary = new Dictionary <string, object>(StringComparer.Ordinal);
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndObject)
{
string key = jsonReader.ReadPropertyName();
object obj2 = null;
switch (jsonReader.NodeType)
{
case JsonNodeType.StartObject:
obj2 = this.ReadObjectValue(jsonReader);
break;
case JsonNodeType.StartArray:
obj2 = this.ReadArrayValue(jsonReader);
break;
case JsonNodeType.PrimitiveValue:
obj2 = jsonReader.ReadPrimitiveValue();
break;
default:
return(null);
}
dictionary.Add(key, obj2);
}
jsonReader.ReadEndObject();
this.DecreaseRecursionDepth();
return(dictionary);
}
/// <summary>
/// Reads the json object value from the jsonReader
/// </summary>
/// <param name="jsonReader">Json reader to read payload from the wire.</param>
/// <param name="insideJsonObjectValue">true if the reader is positioned on the first property of the value which is a JSON Object
/// (or the second property if the first one was odata.type).</param>
/// <param name="inputContext">The input context with all the settings.</param>
/// <param name="recursionDepth">The recursion depth to start with.</param>
/// <returns>an instance of IDictionary containing the spatial value.</returns>
private static IDictionary <string, object> ReadObjectValue(JsonReader jsonReader, bool insideJsonObjectValue, ODataInputContext inputContext, int recursionDepth)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(jsonReader != null, "jsonReader != null");
Debug.Assert(insideJsonObjectValue || jsonReader.NodeType == JsonNodeType.StartObject, "insideJsonObjectValue || jsonReader.NodeType == JsonNodeType.StartObject");
Debug.Assert(
!insideJsonObjectValue || jsonReader.NodeType == JsonNodeType.Property || jsonReader.NodeType == JsonNodeType.EndObject,
"!insideJsonObjectValue || jsonReader.NodeType == JsonNodeType.Property || jsonReader.NodeType == JsonNodeType.EndObject");
Debug.Assert(inputContext != null, "inputContext != null");
ValidationUtils.IncreaseAndValidateRecursionDepth(ref recursionDepth, inputContext.MessageReaderSettings.MessageQuotas.MaxNestingDepth);
IDictionary <string, object> jsonValue = new Dictionary <string, object>(StringComparer.Ordinal);
if (!insideJsonObjectValue)
{
// Note that if the insideJsonObjectValue is true we will ignore the odata.type instance annotation
// which might have been there. This is OK since for spatial we only need the normal properties anyway.
jsonReader.ReadNext();
}
while (jsonReader.NodeType != JsonNodeType.EndObject)
{
// read the property name
string propertyName = jsonReader.ReadPropertyName();
// read the property value
object propertyValue = null;
switch (jsonReader.NodeType)
{
case JsonNodeType.PrimitiveValue:
propertyValue = jsonReader.ReadPrimitiveValue();
break;
case JsonNodeType.StartArray:
propertyValue = ReadArrayValue(jsonReader, inputContext, recursionDepth);
break;
case JsonNodeType.StartObject:
propertyValue = ReadObjectValue(jsonReader, /*insideJsonObjectValue*/ false, inputContext, recursionDepth);
break;
default:
Debug.Assert(false, "We should never reach here - There should be matching end element");
return(null);
}
jsonValue.Add(propertyName, propertyValue);
}
jsonReader.ReadEndObject();
return(jsonValue);
}
internal static string ReadStringValue(this JsonReader jsonReader)
{
object obj2 = jsonReader.ReadPrimitiveValue();
string str = obj2 as string;
if ((obj2 != null) && (str == null))
{
throw CreateException(Strings.JsonReaderExtensions_CannotReadValueAsString(obj2));
}
return(str);
}
internal static double?ReadDoubleValue(this JsonReader jsonReader)
{
object obj2 = jsonReader.ReadPrimitiveValue();
double?nullable = obj2 as double?;
if ((obj2 == null) || nullable.HasValue)
{
return(nullable);
}
int?nullable2 = obj2 as int?;
if (!nullable2.HasValue)
{
throw CreateException(Strings.JsonReaderExtensions_CannotReadValueAsDouble(obj2));
}
return(new double?((double)nullable2.Value));
}
/// <summary>
/// Read the json array from the reader.
/// </summary>
/// <param name="jsonReader">JsonReader instance.</param>
/// <param name="inputContext">The input context with all the settings.</param>
/// <param name="recursionDepth">The recursion depth to start with.</param>
/// <returns>a list of json objects.</returns>
private static IEnumerable <object> ReadArrayValue(JsonReader jsonReader, ODataInputContext inputContext, int recursionDepth)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(jsonReader != null, "jsonReader != null");
Debug.Assert(jsonReader.NodeType == JsonNodeType.StartArray, "jsonReader.NodeType == JsonNodeType.StartArray");
Debug.Assert(inputContext != null, "inputContext != null");
ValidationUtils.IncreaseAndValidateRecursionDepth(ref recursionDepth, inputContext.MessageReaderSettings.MessageQuotas.MaxNestingDepth);
List <object> array = new List <object>();
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndArray)
{
switch (jsonReader.NodeType)
{
case JsonNodeType.PrimitiveValue:
array.Add(jsonReader.ReadPrimitiveValue());
break;
case JsonNodeType.StartObject:
array.Add(ReadObjectValue(jsonReader, /*insideJsonObjectValue*/ false, inputContext, recursionDepth));
break;
case JsonNodeType.StartArray:
array.Add(ReadArrayValue(jsonReader, inputContext, recursionDepth));
break;
default:
Debug.Assert(false, "We should never have got here - the valid states in array are primitive value or object");
return(null);
}
}
jsonReader.ReadEndArray();
return(array);
}
private IEnumerable<object> ReadArrayValue(JsonReader jsonReader)
{
this.IncreaseRecursionDepth();
List<object> list = new List<object>();
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndArray)
{
switch (jsonReader.NodeType)
{
case JsonNodeType.StartObject:
{
list.Add(this.ReadObjectValue(jsonReader));
continue;
}
case JsonNodeType.StartArray:
{
list.Add(this.ReadArrayValue(jsonReader));
continue;
}
case JsonNodeType.PrimitiveValue:
{
list.Add(jsonReader.ReadPrimitiveValue());
continue;
}
}
return null;
}
jsonReader.ReadEndArray();
this.DecreaseRecursionDepth();
return list;
}
private IDictionary<string, object> ReadObjectValue(JsonReader jsonReader)
{
this.IncreaseRecursionDepth();
IDictionary<string, object> dictionary = new Dictionary<string, object>(StringComparer.Ordinal);
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndObject)
{
string key = jsonReader.ReadPropertyName();
object obj2 = null;
switch (jsonReader.NodeType)
{
case JsonNodeType.StartObject:
obj2 = this.ReadObjectValue(jsonReader);
break;
case JsonNodeType.StartArray:
obj2 = this.ReadArrayValue(jsonReader);
break;
case JsonNodeType.PrimitiveValue:
obj2 = jsonReader.ReadPrimitiveValue();
break;
default:
return null;
}
dictionary.Add(key, obj2);
}
jsonReader.ReadEndObject();
this.DecreaseRecursionDepth();
return dictionary;
}
/// <summary>
/// Read the json array from the reader.
/// </summary>
/// <param name="jsonReader">JsonReader instance.</param>
/// <returns>a list of json objects.</returns>
private IEnumerable<object> ReadArrayValue(JsonReader jsonReader)
{
Debug.Assert(jsonReader != null, "jsonReader != null");
Debug.Assert(jsonReader.NodeType == JsonNodeType.StartArray, "jsonReader.NodeType == JsonNodeType.StartArray");
this.IncreaseRecursionDepth();
List<object> array = new List<object>();
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndArray)
{
switch (jsonReader.NodeType)
{
case JsonNodeType.PrimitiveValue:
array.Add(jsonReader.ReadPrimitiveValue());
break;
case JsonNodeType.StartObject:
array.Add(this.ReadObjectValue(jsonReader));
break;
case JsonNodeType.StartArray:
array.Add(this.ReadArrayValue(jsonReader));
break;
default:
Debug.Assert(false, "We should never have got here - the valid states in array are primitive value or object");
return null;
}
}
jsonReader.ReadEndArray();
this.DecreaseRecursionDepth();
return array;
}
/// <summary>
/// Reads the json object value from the jsonReader
/// </summary>
/// <param name="jsonReader">Json reader to read payload from the wire.</param>
/// <returns>an instance of IDictionary containing the spatial value.</returns>
private IDictionary<string, object> ReadObjectValue(JsonReader jsonReader)
{
Debug.Assert(jsonReader != null, "jsonReader != null");
Debug.Assert(jsonReader.NodeType == JsonNodeType.StartObject, "jsonReader.NodeType == JsonNodeType.StartObject");
this.IncreaseRecursionDepth();
IDictionary<string, object> jsonValue = new Dictionary<string, object>(StringComparer.Ordinal);
jsonReader.ReadNext();
while (jsonReader.NodeType != JsonNodeType.EndObject)
{
// read the property name
string propertyName = jsonReader.ReadPropertyName();
// read the property value
object propertyValue = null;
switch (jsonReader.NodeType)
{
case JsonNodeType.PrimitiveValue:
propertyValue = jsonReader.ReadPrimitiveValue();
break;
case JsonNodeType.StartArray:
propertyValue = this.ReadArrayValue(jsonReader);
break;
case JsonNodeType.StartObject:
propertyValue = this.ReadObjectValue(jsonReader);
break;
default:
Debug.Assert(false, "We should never reach here - There should be matching end element");
return null;
}
jsonValue.Add(propertyName, propertyValue);
}
jsonReader.ReadEndObject();
this.DecreaseRecursionDepth();
return jsonValue;
}
