private void SerialiseObjectFieldsAndProperties(
object value,
Stack <object> parentsIfReferenceReuseDisallowed,
Dictionary <object, int> objectHistoryIfReferenceReuseAllowed,
HashSet <int> deferredInitialisationObjectReferenceIDsIfSupported,
Dictionary <Type, Action <object> > generatedMemberSetters,
ISerialisationTypeConverter[] typeConverters,
IWrite writer)
{
// It may be possible for a "type generator" to be created for some types (generally simple types that won't require any nested Serialise calls that involve tracking
// parentsIfReferenceReuseDisallowed or objectHistoryIfReferenceReuseAllowed), so check that first. There are three cases; 1. we don't have any type generator data
// about the current type, 2. we have tried to retrieve a type generator before and got back null (meaning that this type does not match the writer's conditions
// for being able to create a type generator) and 3. we have successfully created a type generator before. If it's case 3 then we'll use that type generator
// instead of enumerating fields below but if it's case 1 or 2 then we'll have to do that work (but if it's case 1 then we'll try to find out whether it's
// possible to create a type generator at the bottom of this method).
var valueType = value.GetType();
var haveTriedToGenerateMemberSetterBefore = generatedMemberSetters.TryGetValue(valueType, out var memberSetter);
if (haveTriedToGenerateMemberSetterBefore && (memberSetter != null))
{
memberSetter(value);
return;
}
// Write out all of the data for the value
var(fields, properties) = _typeAnalyser.GetFieldsAndProperties(valueType);
for (var i = 0; i < fields.Length; i++)
{
var field = fields[i];
if (writer.FieldName(field.Member, valueType))
{
if (parentsIfReferenceReuseDisallowed != null)
{
parentsIfReferenceReuseDisallowed.Push(value);
}
var fieldValue = field.Reader(value);
Serialise(
fieldValue,
fieldValue?.GetType() ?? field.Member.FieldType,
false, // populatingDeferredObject can only refer to the current referene and would never be propagated to member references
parentsIfReferenceReuseDisallowed,
objectHistoryIfReferenceReuseAllowed,
deferredInitialisationObjectReferenceIDsIfSupported,
generatedMemberSetters,
typeConverters,
writer
);
if (parentsIfReferenceReuseDisallowed != null)
{
parentsIfReferenceReuseDisallowed.Pop();
}
}
}
for (var i = 0; i < properties.Length; i++)
{
var property = properties[i];
if (writer.PropertyName(property.Member, valueType))
{
if (parentsIfReferenceReuseDisallowed != null)
{
parentsIfReferenceReuseDisallowed.Push(value);
}
var propertyValue = property.Reader(value);
Serialise(
propertyValue,
propertyValue?.GetType() ?? property.Member.PropertyType,
false, // populatingDeferredObject can only refer to the current referene and would never be propagated to member references
parentsIfReferenceReuseDisallowed,
objectHistoryIfReferenceReuseAllowed,
deferredInitialisationObjectReferenceIDsIfSupported,
generatedMemberSetters,
typeConverters,
writer
);
if (parentsIfReferenceReuseDisallowed != null)
{
parentsIfReferenceReuseDisallowed.Pop();
}
}
}
// If we have tried before to create a type generator for this type and were unsuccessful then there is nothing more to do..
if (haveTriedToGenerateMemberSetterBefore)
{
return;
}
// .. but if we HAVEN'T tried to create a type generator before then ask the writer if it's able to do so (this is done after the first time that an instance of
// the type has been fully serialised so that the writer has a chance to create any Name Reference IDs that it might want to use for the member names and potentially
// have done some other forms of caching)
generatedMemberSetters[valueType] = writer.TryToGenerateMemberSetter(valueType);
}
