public static DataType BuildDataType(Type type, Func<Type, MemberInfo, int> membersOrder = null)
{
if (DataType.IsPrimitiveType(type) || type.IsEnum || type == typeof(Guid) || type.IsKeyValuePair() || type.IsArray || type.IsList() || type.IsDictionary() || type.IsNullable())
return BuildDataType(type, membersOrder, new HashSet<Type>());
List<DataType> slots = new List<DataType>();
foreach (var member in GetPublicMembers(type, membersOrder))
slots.Add(BuildDataType(member.GetPropertyOrFieldType(), membersOrder, new HashSet<Type>()));
return DataType.Slots(slots.ToArray());
}
private static bool CheckIfIsImmutable(Type type, List<Type> checkedTypes)
{
bool result;
if (ImmutableCheckedTypes.TryGetValue(type, out result))
{
return result;
}
if (type.IsNullable())
{
var underlyingType = Nullable.GetUnderlyingType(type);
result = CheckIfIsImmutable(underlyingType, checkedTypes);
}
else if (type == typeof(bool))
{
result = true;
}
else if (type.IsEnum)
{
result = true;
}
else if (type.IsArray)
{
result = false;
}
else if (type.IsDelegate())
{
result = true;
}
else if (type.IsImmutableList() ||
type.IsImmutableArray() ||
type.IsImmutableHashSet())
{
var itemType = type.GetItemType();
result = CheckIfIsImmutable(itemType, checkedTypes);
}
else if (type.IsKeyValuePair())
{
var genericArguments = type.GetGenericArguments();
result = CheckIfIsImmutable(genericArguments[0], checkedTypes)
&& CheckIfIsImmutable(genericArguments[1], checkedTypes);
}
else if (CanBeImmutable(type))
{
result = HasImmutableMembers(type, checkedTypes);
}
else
{
result = false;
}
ImmutableCheckedTypes.TryAdd(type, result);
return result;
}
public static bool IsAllPrimitive(Type type, Func<Type, MemberInfo, int> membersOrder = null)
{
if (DataType.IsPrimitiveType(type))
return true;
if (type.IsArray || type.IsList() || type.IsDictionary() || type.IsKeyValuePair() || type.IsNullable() || type == typeof(Guid))
return false;
foreach (var member in GetPublicMembers(type, membersOrder))
{
if (!DataType.IsPrimitiveType(member.GetPropertyOrFieldType()))
return false;
}
return true;
}
private static DataType BuildDataType(Type type, Func<Type, MemberInfo, int> membersOrder, HashSet<Type> cycleCheck)
{
if (DataType.IsPrimitiveType(type))
return DataType.FromPrimitiveType(type);
if (type.IsEnum)
return DataType.FromPrimitiveType(type.GetEnumUnderlyingType());
if (type == typeof(Guid))
return DataType.ByteArray;
if (type.IsKeyValuePair())
{
return DataType.Slots(
BuildDataType(type.GetGenericArguments()[0], membersOrder, cycleCheck),
BuildDataType(type.GetGenericArguments()[1], membersOrder, cycleCheck));
}
if (type.IsArray)
return DataType.Array(BuildDataType(type.GetElementType(), membersOrder, cycleCheck));
if (type.IsList())
return DataType.List(BuildDataType(type.GetGenericArguments()[0], membersOrder, cycleCheck));
if (type.IsDictionary())
{
return DataType.Dictionary(
BuildDataType(type.GetGenericArguments()[0], membersOrder, cycleCheck),
BuildDataType(type.GetGenericArguments()[1], membersOrder, cycleCheck));
}
if (type.IsNullable())
return DataType.Slots(BuildDataType(type.GetGenericArguments()[0], membersOrder, cycleCheck));
List<DataType> slots = new List<DataType>();
foreach (var member in GetPublicMembers(type, membersOrder))
{
var memberType = member.GetPropertyOrFieldType();
if (cycleCheck.Contains(memberType))
throw new NotSupportedException(String.Format("Type {0} has cycle declaration.", memberType));
cycleCheck.Add(memberType);
DataType slot = BuildDataType(memberType, membersOrder, cycleCheck);
cycleCheck.Remove(memberType);
slots.Add(slot);
}
if (slots.Count == 0)
throw new NotSupportedException(String.Format("{0} do not contains public read/writer properties and fields", type));
return DataType.Slots(slots.ToArray());
}
private static bool InternalIsAnonymousType(Type type, Func<Type, MemberInfo, int> membersOrder = null)
{
if (DataType.IsPrimitiveType(type))
return true;
if (type.IsEnum || type == typeof(Guid))
return false;
if (type.IsNullable())
return false;
if (type.IsKeyValuePair())
return false;
if (type.IsArray)
return InternalIsAnonymousType(type.GetElementType(), membersOrder);
if (type.IsList())
return InternalIsAnonymousType(type.GetGenericArguments()[0], membersOrder);
if (type.IsDictionary())
return InternalIsAnonymousType(type.GetGenericArguments()[0], membersOrder) && InternalIsAnonymousType(type.GetGenericArguments()[1], membersOrder);
if (type.IsInheritInterface(typeof(ISlots)))
{
foreach (var slotType in GetPublicMembers(type, membersOrder))
{
if (!InternalIsAnonymousType(slotType.GetPropertyOrFieldType(), membersOrder))
return false;
}
}
if ((type.IsClass || type.IsStruct()) && !type.IsInheritInterface(typeof(ISlots)))
return false;
return true;
}
/// <summary>
/// Gets the serialization information about the type members.
/// This information is used for creation of the corresponding schema nodes.
/// </summary>
/// <param name="type">The type, members of which should be serialized.</param>
/// <returns>
/// Serialization information about the fields/properties.
/// </returns>
/// <exception cref="System.ArgumentNullException">The type argument is null.</exception>
public override MemberSerializationInfo[] ResolveMembers(Type type)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (type.IsKeyValuePair())
{
var keyValueProperties = type.GetAllProperties();
return keyValueProperties
.Select(p => new MemberSerializationInfo
{
Name = p.Name,
MemberInfo = p,
Nullable = false
})
.ToArray();
}
var fields = type.GetAllFields();
var properties = type.GetAllProperties();
var dataMemberProperties = properties
.Where(p => p.GetDataMemberAttribute() != null);
var serializedProperties = TypeExtensions.RemoveDuplicates(dataMemberProperties);
TypeExtensions.CheckPropertyGetters(serializedProperties);
var members = fields
.Concat<MemberInfo>(serializedProperties)
.Select(m => new
{
Member = m,
Attribute = m.GetCustomAttributes(false).OfType<DataMemberAttribute>().SingleOrDefault(),
Nullable = m.GetCustomAttributes(false).OfType<NullableSchemaAttribute>().Any()
});
var result = members.Where(m => m.Attribute != null)
.Select(m => new MemberSerializationInfo
{
Name = m.Attribute.Name ?? m.Member.Name,
MemberInfo = m.Member,
Nullable = m.Nullable
});
if (this.useAlphabeticalOrder)
{
result = result.OrderBy(p => p.Name);
}
return result.ToArray();
}
internal static TypeErrorsBuilder CheckRequiresReferenceHandling(
this TypeErrorsBuilder typeErrors,
Type type,
MemberSettings settings,
Func<Type, bool> requiresReferenceHandling)
{
if (settings.ReferenceHandling == ReferenceHandling.Throw)
{
if (typeof(IEnumerable).IsAssignableFrom(type))
{
if (type.Implements(typeof(IDictionary<,>)))
{
var arguments = type.GetGenericArguments();
if (arguments.Length != 2 ||
requiresReferenceHandling(arguments[0]) ||
requiresReferenceHandling(arguments[1]))
{
typeErrors = typeErrors.CreateIfNull(type)
.Add(RequiresReferenceHandling.Enumerable);
}
}
else if (requiresReferenceHandling(type.GetItemType()))
{
typeErrors = typeErrors.CreateIfNull(type)
.Add(RequiresReferenceHandling.Enumerable);
}
}
else if (type.IsKeyValuePair())
{
var arguments = type.GetGenericArguments();
if (requiresReferenceHandling(arguments[0]) || requiresReferenceHandling(arguments[1]))
{
typeErrors = typeErrors.CreateIfNull(type)
.Add(RequiresReferenceHandling.ComplexType);
}
}
else if (requiresReferenceHandling(type))
{
typeErrors = typeErrors.CreateIfNull(type)
.Add(RequiresReferenceHandling.ComplexType);
}
}
return typeErrors;
}
