public static IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
return(_serializerCache.GetOrAdd(
Tuple.Create(type, encryptAttribute, options),
_ =>
{
Func <Type, IXmlSerializerInternal> createDictionarySerializer =
genericDictionaryInterface =>
{
var genericArguments = genericDictionaryInterface.GetGenericArguments();
var keyType = genericArguments[0];
var valueType = genericArguments[1];
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(DictionarySerializer <, ,>).MakeGenericType(type, keyType, valueType), encryptAttribute, options);
};
if (type.IsAssignableToGenericIDictionary())
{
return createDictionarySerializer(type.GetGenericIDictionaryType());
}
if (type.IsAssignableToNonGenericIDictionary())
{
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(DictionarySerializer <>).MakeGenericType(type), encryptAttribute, options);
}
if (type.IsReadOnlyDictionary())
{
return createDictionarySerializer(type.GetIReadOnlyDictionaryInterface());
}
throw new InvalidOperationException(string.Format("Cannot create a DictionarySerializer of type '{0}'.", type.FullName));
}));
}
internal int CreateKey(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
unchecked
{
var key = type.GetHashCode();
key = (key * 397) ^ (string.IsNullOrWhiteSpace(options.DefaultNamespace) ? "" : options.DefaultNamespace).GetHashCode();
if (options.ExtraTypes != null)
{
key = options.ExtraTypes
.Where(extraType => extraType != null)
.Distinct(EqualityComparer <Type> .Default)
.OrderBy(extraType => extraType.FullName)
.Aggregate(key, (current, extraType) => (current * 397) ^ extraType.GetHashCode());
}
key = (key * 397) ^ (string.IsNullOrWhiteSpace(options.RootElementName) ? type.Name : options.RootElementName).GetHashCode();
if (options.RedactAttribute != null)
{
key = (key * 397) ^ options.RedactAttribute.GetHashCode();
}
key = (key * 397) ^ (encryptAttribute != null).GetHashCode();
key = (key * 397) ^ options.TreatEmptyElementAsString.GetHashCode();
return(key);
}
}
public XmlTextSerializer(Type type, RedactAttribute redactAttribute, EncryptAttribute encryptAttribute, Type[] extraTypes)
{
_encryptAttribute = encryptAttribute;
if (!ValueTypes.TryGetValueConverter(type, redactAttribute, extraTypes, out _valueConverter))
{
_valueConverter = SimpleTypeValueConverter.Create(type, redactAttribute);
}
}
public XmlTextSerializer(Type type, RedactAttribute redactAttribute, EncryptAttribute encryptAttribute, Type[] extraTypes)
{
_encryptAttribute = encryptAttribute;
if (!ValueTypes.TryGetValueConverter(type, redactAttribute, extraTypes, out _valueConverter))
{
_valueConverter = SimpleTypeValueConverter.Create(type, redactAttribute);
}
}
public XmlAttributeSerializer(Type type, string attributeName, RedactAttribute redactAttribute, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
_attributeName = attributeName;
_encryptAttribute = encryptAttribute;
if (!ValueTypes.TryGetValueConverter(type, redactAttribute, options.ExtraTypes, out _valueConverter))
{
_valueConverter = SimpleTypeValueConverter.Create(type, redactAttribute);
}
}
public XmlAttributeSerializer(Type type, string attributeName, RedactAttribute redactAttribute, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
_attributeName = attributeName;
_encryptAttribute = encryptAttribute;
if (!ValueTypes.TryGetValueConverter(type, redactAttribute, options.ExtraTypes, out _valueConverter))
{
_valueConverter = SimpleTypeValueConverter.Create(type, redactAttribute);
}
}
/// <summary>
/// Maybe sets the <see cref="XSerializerXmlTextWriter.IsEncryptionEnabled"/> property of
/// <paramref name="reader"/> to true. Returns true if the value was changed to true, false
/// if it was not changed to true.
/// </summary>
internal static bool MaybeSetIsDecryptionEnabledToTrue(this XSerializerXmlReader reader,
EncryptAttribute encryptAttribute, ISerializeOptions options)
{
if (options.ShouldEncrypt && encryptAttribute != null && !reader.IsDecryptionEnabled)
{
reader.IsDecryptionEnabled = true;
return(true);
}
return(false);
}
public static IXmlSerializerInternal GetSerializer <T>(EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
var serializer = new DynamicSerializer(encryptAttribute, options);
if (typeof(T) == typeof(object))
{
return(serializer);
}
if (typeof(T) == typeof(ExpandoObject))
{
return(new DynamicSerializerExpandoObjectProxy(serializer));
}
throw new InvalidOperationException("The only valid generic arguments for DynamicSerializer.GetSerializer<T> are object, dynamic, and ExpandoObject");
}
public IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
var getSerializer = _getSerializerMap.GetOrAdd(
type,
t =>
{
var getSerializerMethod =
typeof(XmlSerializerFactory)
.GetMethod("GetSerializer", new[] { typeof(EncryptAttribute), typeof(IXmlSerializerOptions) })
.MakeGenericMethod(type);
return((Func <EncryptAttribute, IXmlSerializerOptions, IXmlSerializerInternal>)Delegate.CreateDelegate(typeof(Func <EncryptAttribute, IXmlSerializerOptions, IXmlSerializerInternal>), this, getSerializerMethod));
});
return(getSerializer(encryptAttribute, options));
}
public XmlElementSerializer(EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
if (!typeof(T).IsPrimitiveLike() && !typeof(T).IsNullablePrimitiveLike() && !ValueTypes.IsRegistered(typeof(T)))
{
throw new InvalidOperationException("Generic argument of XmlElementSerializer<T> must be an primitive, like a primitive (e.g. Guid, DateTime), a nullable of either, or one of: Enum, Type, or Uri.");
}
_elementName = options.RootElementName;
_alwaysEmitNil = options.ShouldAlwaysEmitNil;
_encryptAttribute = encryptAttribute;
if (!ValueTypes.TryGetValueConverter(typeof(T), options.RedactAttribute, options.ExtraTypes, out _valueConverter))
{
_valueConverter = SimpleTypeValueConverter.Create(typeof(T), options.RedactAttribute);
}
}
public static IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
return _serializerCache.GetOrAdd(
XmlSerializerFactory.Instance.CreateKey(type, encryptAttribute, options),
_ =>
{
try
{
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(CustomSerializer<>).MakeGenericType(type), encryptAttribute, options);
}
catch (TargetInvocationException ex) // True exception gets masked due to reflection. Preserve stacktrace and rethrow
{
PreserveStackTrace(ex.InnerException);
throw ex.InnerException;
}
});
}
public static IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
return(_serializerCache.GetOrAdd(
XmlSerializerFactory.Instance.CreateKey(type, encryptAttribute, options),
_ =>
{
try
{
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(CustomSerializer <>).MakeGenericType(type), encryptAttribute, options);
}
catch (TargetInvocationException ex) // True exception gets masked due to reflection. Preserve stacktrace and rethrow
{
PreserveStackTrace(ex.InnerException);
throw ex.InnerException;
}
}));
}
protected DictionarySerializer(EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
// ReSharper disable DoNotCallOverridableMethodsInConstructor
_encryptAttribute =
encryptAttribute
?? KeyType.GetCustomAttribute <EncryptAttribute>()
?? ValueType.GetCustomAttribute <EncryptAttribute>();
_options = options;
_keySerializer = XmlSerializerFactory.Instance.GetSerializer(KeyType, null, _options.WithRootElementName("Key").WithRedactAttribute(null));
_valueSerializer = XmlSerializerFactory.Instance.GetSerializer(ValueType, null, _options.WithRootElementName("Value"));
if (DictionaryType.IsReadOnlyDictionary())
{
_createDictionary = DefaultDictionaryType.CreateDefaultConstructorFunc <object>();
_finalizeDictionary = FinalizeCollectionIntoReadOnlyDictionary;
}
else if (DictionaryType.IsInterface || DictionaryType.IsAbstract)
{
if (DictionaryType.IsAssignableFrom(DefaultDictionaryType))
{
_createDictionary = DefaultDictionaryType.CreateDefaultConstructorFunc <object>();
}
else
{
var dictionaryInheritorType =
_options.ExtraTypes.FirstOrDefault(t =>
!t.IsInterface &&
!t.IsAbstract &&
DictionaryType.IsAssignableFrom(t) &&
t.HasDefaultConstructor());
_createDictionary = dictionaryInheritorType.CreateDefaultConstructorFunc <object>();
}
}
else if (DictionaryType.HasDefaultConstructor())
{
_createDictionary = DictionaryType.CreateDefaultConstructorFunc <object>();
}
else
{
throw new ArgumentException("Unable to find suitable dictionary to create.");
}
// ReSharper restore DoNotCallOverridableMethodsInConstructor
}
protected DictionarySerializer(EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
// ReSharper disable DoNotCallOverridableMethodsInConstructor
_encryptAttribute =
encryptAttribute
?? (EncryptAttribute)Attribute.GetCustomAttribute(KeyType, typeof(EncryptAttribute))
?? (EncryptAttribute)Attribute.GetCustomAttribute(ValueType, typeof(EncryptAttribute));
_options = options;
_keySerializer = XmlSerializerFactory.Instance.GetSerializer(KeyType, null, _options.WithRootElementName("Key").WithRedactAttribute(null));
_valueSerializer = XmlSerializerFactory.Instance.GetSerializer(ValueType, null, _options.WithRootElementName("Value"));
if (DictionaryType.IsReadOnlyDictionary())
{
_createDictionary = DefaultDictionaryType.CreateDefaultConstructorFunc<object>();
_finalizeDictionary = FinalizeCollectionIntoReadOnlyDictionary;
}
else if (DictionaryType.IsInterface || DictionaryType.IsAbstract)
{
if (DictionaryType.IsAssignableFrom(DefaultDictionaryType))
{
_createDictionary = DefaultDictionaryType.CreateDefaultConstructorFunc<object>();
}
else
{
var dictionaryInheritorType =
_options.ExtraTypes.FirstOrDefault(t =>
!t.IsInterface
&& !t.IsAbstract
&& DictionaryType.IsAssignableFrom(t)
&& t.HasDefaultConstructor());
_createDictionary = dictionaryInheritorType.CreateDefaultConstructorFunc<object>();
}
}
else if (DictionaryType.HasDefaultConstructor())
{
_createDictionary = DictionaryType.CreateDefaultConstructorFunc<object>();
}
else
{
throw new ArgumentException("Unable to find suitable dictionary to create.");
}
// ReSharper restore DoNotCallOverridableMethodsInConstructor
}
public static IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options, string itemElementName)
{
return _serializerCache.GetOrAdd(
XmlSerializerFactory.Instance.CreateKey(type, encryptAttribute, options.WithRootElementName(options.RootElementName + "<>" + itemElementName)),
_ =>
{
if (type.IsAssignableToGenericIEnumerable())
{
var itemType = type.GetGenericIEnumerableType().GetGenericArguments()[0];
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(ListSerializer<,>).MakeGenericType(type, itemType), encryptAttribute, options, itemElementName);
}
if (type.IsAssignableToNonGenericIEnumerable())
{
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(ListSerializer<>).MakeGenericType(type), encryptAttribute, options, itemElementName);
}
throw new InvalidOperationException(string.Format("Cannot create a ListSerializer of type '{0}'.", type.FullName));
});
}
public static IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options, string itemElementName)
{
return(_serializerCache.GetOrAdd(
XmlSerializerFactory.Instance.CreateKey(type, encryptAttribute, options.WithRootElementName(options.RootElementName + "<>" + itemElementName)),
_ =>
{
if (type.IsAssignableToGenericIEnumerable())
{
var itemType = type.GetGenericIEnumerableType().GetGenericArguments()[0];
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(ListSerializer <,>).MakeGenericType(type, itemType), encryptAttribute, options, itemElementName);
}
if (type.IsAssignableToNonGenericIEnumerable())
{
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(ListSerializer <>).MakeGenericType(type), encryptAttribute, options, itemElementName);
}
throw new InvalidOperationException(string.Format("Cannot create a ListSerializer of type '{0}'.", type.FullName));
}));
}
// ReSharper disable DoNotCallOverridableMethodsInConstructor
protected ListSerializer(EncryptAttribute encryptAttribute, IXmlSerializerOptions options, string itemElementName)
{
_encryptAttribute = encryptAttribute ?? ItemType.GetCustomAttribute<EncryptAttribute>();
_options = options;
_itemElementName = string.IsNullOrEmpty(itemElementName) ? DefaultItemElementName : itemElementName;
_itemSerializer = XmlSerializerFactory.Instance.GetSerializer(ItemType, null, _options.WithRootElementName(_itemElementName).AlwaysEmitNil());
if (CollectionType.IsArray)
{
_createCollection = DefaultCollectionType.CreateDefaultConstructorFunc<object>();
}
else if (CollectionType.IsReadOnlyCollection())
{
_createCollection = DefaultCollectionType.CreateDefaultConstructorFunc<object>();
}
else if (CollectionType.IsInterface || CollectionType.IsAbstract)
{
if (CollectionType.IsAssignableFrom(DefaultCollectionType))
{
_createCollection = DefaultCollectionType.CreateDefaultConstructorFunc<object>();
}
else
{
var collectionInheritorType =
_options.ExtraTypes.FirstOrDefault(t =>
!t.IsInterface
&& !t.IsAbstract
&& CollectionType.IsAssignableFrom(t)
&& t.HasDefaultConstructor());
_createCollection = collectionInheritorType.CreateDefaultConstructorFunc<object>();
}
}
else if (CollectionType.HasDefaultConstructor())
{
_createCollection = CollectionType.CreateDefaultConstructorFunc<object>();
}
else
{
throw new ArgumentException("Unable to find suitable collection to create.");
}
}
protected ListSerializer(EncryptAttribute encryptAttribute, IXmlSerializerOptions options, string itemElementName) // ReSharper disable DoNotCallOverridableMethodsInConstructor
{
_encryptAttribute = encryptAttribute ?? (EncryptAttribute)Attribute.GetCustomAttribute(ItemType, typeof(EncryptAttribute));
_options = options;
_itemElementName = string.IsNullOrEmpty(itemElementName) ? DefaultItemElementName : itemElementName;
_itemSerializer = XmlSerializerFactory.Instance.GetSerializer(ItemType, null, _options.WithRootElementName(_itemElementName).AlwaysEmitNil());
if (CollectionType.IsArray)
{
_createCollection = DefaultCollectionType.CreateDefaultConstructorFunc <object>();
}
else if (CollectionType.IsReadOnlyCollection())
{
_createCollection = DefaultCollectionType.CreateDefaultConstructorFunc <object>();
}
else if (CollectionType.IsInterface || CollectionType.IsAbstract)
{
if (CollectionType.IsAssignableFrom(DefaultCollectionType))
{
_createCollection = DefaultCollectionType.CreateDefaultConstructorFunc <object>();
}
else
{
var collectionInheritorType =
_options.ExtraTypes.FirstOrDefault(t =>
!t.IsInterface &&
!t.IsAbstract &&
CollectionType.IsAssignableFrom(t) &&
t.HasDefaultConstructor());
_createCollection = collectionInheritorType.CreateDefaultConstructorFunc <object>();
}
}
else if (CollectionType.HasDefaultConstructor())
{
_createCollection = CollectionType.CreateDefaultConstructorFunc <object>();
}
else
{
throw new ArgumentException("Unable to find suitable collection to create.");
}
} // ReSharper restore DoNotCallOverridableMethodsInConstructor
public IXmlSerializerInternal GetSerializer <T>(EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
return(_serializerCache.GetOrAdd(
Tuple.Create(typeof(T), encryptAttribute, options),
_ =>
{
var type = typeof(T);
if (type == typeof(object) || type == typeof(ExpandoObject))
{
return DynamicSerializer.GetSerializer <T>(encryptAttribute, options);
}
IXmlSerializerInternal serializer;
if (type.IsPrimitiveLike() ||
type.IsNullablePrimitiveLike() ||
ValueTypes.IsRegistered(type))
{
serializer = new XmlElementSerializer <T>(encryptAttribute, options);
}
else if (type.IsAssignableToNonGenericIDictionary() || type.IsAssignableToGenericIDictionary() || type.IsReadOnlyDictionary())
{
serializer = DictionarySerializer.GetSerializer(type, encryptAttribute, options);
}
else if (type.IsAssignableToNonGenericIEnumerable() || type.IsAssignableToGenericIEnumerable())
{
serializer = ListSerializer.GetSerializer(type, encryptAttribute, options, null);
}
else
{
serializer = CustomSerializer.GetSerializer(type, encryptAttribute, options);
}
return serializer;
}));
}
public DynamicSerializer(EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
_encryptAttribute = encryptAttribute;
_options = options;
}
public SerializableProperty(PropertyInfo propertyInfo, IXmlSerializerOptions options)
{
_encryptAttribute =
(EncryptAttribute)Attribute.GetCustomAttribute(propertyInfo, typeof(EncryptAttribute))
?? (EncryptAttribute)Attribute.GetCustomAttribute(propertyInfo.PropertyType, typeof(EncryptAttribute));
_isListDecoratedWithXmlElement =
typeof(IEnumerable).IsAssignableFrom(propertyInfo.PropertyType) &&
!(propertyInfo.PropertyType == typeof(string)) &&
Attribute.GetCustomAttributes(propertyInfo, typeof(XmlElementAttribute)).Any();
_getValueFunc = DynamicMethodFactory.CreateFunc <object>(propertyInfo.GetGetMethod());
if (!propertyInfo.DeclaringType.IsAnonymous() &&
!(propertyInfo.IsReadOnlyProperty() && propertyInfo.PropertyType.IsGenericIEnumerable()))
{
if (propertyInfo.IsSerializableReadOnlyProperty())
{
_setValueFunc = GetSerializableReadonlyPropertySetValueFunc(propertyInfo);
}
else
{
if (IsListProperty(propertyInfo))
{
var setValue = DynamicMethodFactory.CreateAction(propertyInfo.GetSetMethod());
var addValues = GetAddEnumerableValuesAction(propertyInfo.PropertyType);
var targetType = propertyInfo.PropertyType;
_setValueFunc = (destinationInstance, sourceCollection) =>
{
sourceCollection = sourceCollection.ConvertIfNecessary(targetType);
if (_getValueFunc(destinationInstance) == null)
{
setValue(destinationInstance, sourceCollection);
}
else
{
addValues(destinationInstance, sourceCollection);
}
};
}
else
{
var setMethod = propertyInfo.GetSetMethod();
if (setMethod != null)
{
_setValueFunc = DynamicMethodFactory.CreateAction(setMethod);
}
else
{
_setValueFunc = null;
}
}
}
}
_shouldSerializeFunc = GetShouldSerializeFunc(propertyInfo);
_readsPastLastElement = () => false;
_serializer = new Lazy <IXmlSerializerInternal>(GetCreateSerializerFunc(propertyInfo, options));
}
public static IXmlSerializerInternal GetSerializer(Type type, EncryptAttribute encryptAttribute, IXmlSerializerOptions options)
{
return _serializerCache.GetOrAdd(
XmlSerializerFactory.Instance.CreateKey(type, encryptAttribute, options),
_ =>
{
Func<Type, IXmlSerializerInternal> createDictionarySerializer =
genericDictionaryInterface =>
{
var genericArguments = genericDictionaryInterface.GetGenericArguments();
var keyType = genericArguments[0];
var valueType = genericArguments[1];
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(DictionarySerializer<,,>).MakeGenericType(type, keyType, valueType), encryptAttribute, options);
};
if (type.IsAssignableToGenericIDictionary())
{
return createDictionarySerializer(type.GetGenericIDictionaryType());
}
if (type.IsAssignableToNonGenericIDictionary())
{
return (IXmlSerializerInternal)Activator.CreateInstance(typeof(DictionarySerializer<>).MakeGenericType(type), encryptAttribute, options);
}
if (type.IsReadOnlyDictionary())
{
return createDictionarySerializer(type.GetIReadOnlyDictionaryInterface());
}
throw new InvalidOperationException(string.Format("Cannot create a DictionarySerializer of type '{0}'.", type.FullName));
});
}
