JsonObjectContract
Contract details for a Type used by the JsonSerializer.
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Utilities;
using System;
using System.Globalization;
using System.Runtime.Serialization;
namespace Newtonsoft.Json.Serialization
{
public class JsonObjectContract : JsonContainerContract
{
internal bool ExtensionDataIsJToken;
private bool? _hasRequiredOrDefaultValueProperties;
private ObjectConstructor<object> _overrideCreator;
private ObjectConstructor<object> _parameterizedCreator;
private JsonPropertyCollection _creatorParameters;
private Type _extensionDataValueType;
public MemberSerialization MemberSerialization { get; set; }
public Required? ItemRequired { get; set; }
public NullValueHandling? ItemNullValueHandling { get; set; }
public JsonPropertyCollection Properties { get; }
public JsonPropertyCollection CreatorParameters {
get {
if (_creatorParameters == null)
_creatorParameters = new JsonPropertyCollection(base.UnderlyingType);
return _creatorParameters;
}
}
public ObjectConstructor<object> OverrideCreator {
get {
return _overrideCreator;
}
set {
_overrideCreator = value;
}
}
internal ObjectConstructor<object> ParameterizedCreator {
get {
return _parameterizedCreator;
}
set {
_parameterizedCreator = value;
}
}
public ExtensionDataSetter ExtensionDataSetter { get; set; }
public ExtensionDataGetter ExtensionDataGetter { get; set; }
public Type ExtensionDataValueType {
get {
return _extensionDataValueType;
}
set {
_extensionDataValueType = value;
ExtensionDataIsJToken = ((object)value != null && typeof(JToken).IsAssignableFrom(value));
}
}
public Func<string, string> ExtensionDataNameResolver { get; set; }
internal bool HasRequiredOrDefaultValueProperties {
get {
if (!_hasRequiredOrDefaultValueProperties.HasValue) {
_hasRequiredOrDefaultValueProperties = false;
if (ItemRequired.GetValueOrDefault(Required.Default) != 0)
_hasRequiredOrDefaultValueProperties = true;
else {
foreach (JsonProperty property in Properties) {
if (property.Required != 0 || ((int?)property.DefaultValueHandling & 2) == 2) {
_hasRequiredOrDefaultValueProperties = true;
break;
}
}
}
}
return _hasRequiredOrDefaultValueProperties.GetValueOrDefault();
}
}
public JsonObjectContract(Type underlyingType)
: base(underlyingType)
{
ContractType = JsonContractType.Object;
Properties = new JsonPropertyCollection(base.UnderlyingType);
}
internal object GetUninitializedObject()
{
if (!JsonTypeReflector.FullyTrusted)
throw new JsonException("Insufficient permissions. Creating an uninitialized '{0}' type requires full trust.".FormatWith(CultureInfo.InvariantCulture, NonNullableUnderlyingType));
return FormatterServices.GetUninitializedObject(NonNullableUnderlyingType);
}
}
}