private MemberMappingCollection CreateMemberMappings(Type objectType)
{
MemberSerialization memberSerialization = GetObjectMemberSerialization(objectType);
List<MemberInfo> members = GetSerializableMembers(objectType);
if (members == null)
throw new JsonSerializationException("Null collection of seralizable members returned.");
MemberMappingCollection memberMappings = new MemberMappingCollection();
foreach (MemberInfo member in members)
{
JsonPropertyAttribute propertyAttribute = ReflectionUtils.GetAttribute<JsonPropertyAttribute>(member, true);
bool hasIgnoreAttribute = member.IsDefined(typeof(JsonIgnoreAttribute), true);
string mappedName = (propertyAttribute != null && propertyAttribute.PropertyName != null)
? propertyAttribute.PropertyName
: member.Name;
bool ignored = (hasIgnoreAttribute
|| (memberSerialization == MemberSerialization.OptIn && propertyAttribute == null));
bool readable = ReflectionUtils.CanReadMemberValue(member);
bool writable = ReflectionUtils.CanSetMemberValue(member);
MemberMapping memberMapping = new MemberMapping(mappedName, member, ignored, readable, writable);
memberMappings.AddMapping(memberMapping);
}
return memberMappings;
}
private MemberMappingCollection CreateMemberMappings(Type objectType)
{
List<MemberInfo> members = ReflectionUtils.GetFieldsAndProperties(objectType, BindingFlags.Public | BindingFlags.Instance);
MemberMappingCollection memberMappings = new MemberMappingCollection();
foreach (MemberInfo member in members)
{
string mappedName;
JsonPropertyAttribute propertyAttribute = ReflectionUtils.GetAttribute<JsonPropertyAttribute>(member, true);
if (propertyAttribute != null)
mappedName = propertyAttribute.PropertyName;
else
mappedName = member.Name;
bool ignored = member.IsDefined(typeof (JsonIgnoreAttribute), true);
bool readable = ReflectionUtils.CanReadMemberValue(member);
bool writable = ReflectionUtils.CanSetMemberValue(member);
MemberMapping memberMapping = new MemberMapping(mappedName, member, ignored, readable, writable);
memberMappings.AddMapping(memberMapping);
}
return memberMappings;
}
private void WriteMemberInfoProperty(JsonWriter writer, object value, MemberMapping memberMapping)
{
MemberInfo member = memberMapping.Member;
string propertyName = memberMapping.MappingName;
JsonConverter memberConverter = memberMapping.MemberConverter;
object defaultValue = memberMapping.DefaultValue;
if (!ReflectionUtils.IsIndexedProperty(member))
{
object memberValue = ReflectionUtils.GetMemberValue(member, value);
if (_nullValueHandling == NullValueHandling.Ignore && memberValue == null)
return;
if (_defaultValueHandling == DefaultValueHandling.Ignore && object.Equals(memberValue, defaultValue))
return;
if (writer.SerializeStack.IndexOf(memberValue) != -1)
{
switch (_referenceLoopHandling)
{
case ReferenceLoopHandling.Error:
throw new JsonSerializationException("Self referencing loop");
case ReferenceLoopHandling.Ignore:
// return from method
return;
case ReferenceLoopHandling.Serialize:
// continue
break;
default:
throw new InvalidOperationException("Unexpected ReferenceLoopHandling value: '{0}'".FormatWith(CultureInfo.InvariantCulture, _referenceLoopHandling));
}
}
writer.WritePropertyName(propertyName ?? member.Name);
SerializeValue(writer, memberValue, memberConverter);
}
}
