Esempio n. 1
0
        /// <summary>
        /// Determines whether this instance can convert the specified object type.
        /// </summary>
        /// <param name="objectType">Type of the object.</param>
        /// <returns>
        ///     <c>true</c> if this instance can convert the specified object type; otherwise, <c>false</c>.
        /// </returns>
        public override bool CanConvert(Type objectType)
        {
            if (typeof(IEnumerable).IsAssignableFrom(objectType))
            {
                return(false);
            }

            // all fsharp objects have CompilationMappingAttribute
            // get the fsharp assembly from the attribute and initialize latebound methods
            var attributes = objectType.GetCustomAttributes(true);

            var isFSharpType = false;

            foreach (var attribute in attributes)
            {
                var attributeType = attribute.GetType();
                if (attributeType.FullName == "Microsoft.FSharp.Core.CompilationMappingAttribute")
                {
                    FSharpUtils.EnsureInitialized(attributeType.Assembly());

                    isFSharpType = true;
                    break;
                }
            }

            if (!isFSharpType)
            {
                return(false);
            }

            return((bool)FSharpUtils.IsUnion(null, objectType, null));
        }
        // Token: 0x060014A2 RID: 5282 RVA: 0x0006DAB0 File Offset: 0x0006BCB0
        public override bool CanConvert(Type objectType)
        {
            if (typeof(IEnumerable).IsAssignableFrom(objectType))
            {
                return(false);
            }
            object[] customAttributes = objectType.GetCustomAttributes(true);
            bool     flag             = false;

            object[] array = customAttributes;
            for (int i = 0; i < array.Length; i++)
            {
                Type type = array[i].GetType();
                if (type.FullName == "Microsoft.FSharp.Core.CompilationMappingAttribute")
                {
                    FSharpUtils.EnsureInitialized(type.Assembly());
                    flag = true;
                    break;
                }
            }
            if (!flag)
            {
                return(false);
            }
            MethodCall <object, object> isUnion = FSharpUtils.Instance.IsUnion;
            object target = null;

            object[] array2 = new object[2];
            array2[0] = objectType;
            return((bool)isUnion(target, array2));
        }
        public override bool CanConvert(Type objectType)
        {
            if (typeof(IEnumerable).IsAssignableFrom(objectType))
            {
                return(false);
            }
            bool flag = false;

            object[] customAttributes = objectType.GetCustomAttributes(true);
            for (int i = 0; i < customAttributes.Length; i++)
            {
                Type type = customAttributes[i].GetType();
                if (type.FullName == "Microsoft.FSharp.Core.CompilationMappingAttribute")
                {
                    FSharpUtils.EnsureInitialized(type.Assembly());
                    flag = true;
                    break;
                }
            }
            if (!flag)
            {
                return(false);
            }
            object[] args = new object[2];
            args[0] = objectType;
            return((bool)FSharpUtils.IsUnion(null, args));
        }
        /// <summary>
        /// Determines whether this instance can convert the specified object type.
        /// </summary>
        /// <param name="objectType">Type of the object.</param>
        /// <returns>
        ///     <c>true</c> if this instance can convert the specified object type; otherwise, <c>false</c>.
        /// </returns>
        public override bool CanConvert(Type objectType)
        {
            if (typeof(IEnumerable).IsAssignableFrom(objectType))
            {
                return(false);
            }

            // all fsharp objects have CompilationMappingAttribute
            // get the fsharp assembly from the attribute and initialize latebound methods
            object[] attributes;
#if !(NETFX_CORE || PORTABLE)
            attributes = objectType.GetCustomAttributes(true);
#else
            attributes = objectType.GetTypeInfo().GetCustomAttributes(true).ToArray();
#endif
            bool isFSharpType = false;
            foreach (object attribute in attributes)
            {
                Type attributeType = attribute.GetType();
                if (attributeType.Name == "CompilationMappingAttribute")
                {
                    FSharpUtils.EnsureInitialized(attributeType.Assembly());

                    isFSharpType = true;
                    break;
                }
            }

            if (!isFSharpType)
            {
                return(false);
            }

            return((bool)FSharpUtils.IsUnion(null, objectType, null));
        }
Esempio n. 5
0
 private void StoreFSharpListCreatorIfNecessary(Type underlyingType)
 {
     if (!HasParameterizedCreatorInternal && underlyingType.Name == FSharpUtils.FSharpListTypeName)
     {
         FSharpUtils.EnsureInitialized(underlyingType.Assembly());
         _parameterizedCreator = FSharpUtils.CreateSeq(CollectionItemType);
     }
 }
Esempio n. 6
0
 private void StoreFSharpListCreatorIfNecessary(Type underlyingType)
 {
     if (!this.HasParameterizedCreatorInternal && underlyingType.Name == "FSharpList`1")
     {
         FSharpUtils.EnsureInitialized(underlyingType.Assembly());
         this._parameterizedCreator = FSharpUtils.Instance.CreateSeq(this.CollectionItemType);
     }
 }
Esempio n. 7
0
        public JsonDictionaryContract(Type underlyingType) : base(underlyingType)
        {
            Type type;
            Type type2;

            base.ContractType = JsonContractType.Dictionary;
            if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IDictionary <,>), out this._genericCollectionDefinitionType))
            {
                type  = this._genericCollectionDefinitionType.GetGenericArguments()[0];
                type2 = this._genericCollectionDefinitionType.GetGenericArguments()[1];
                if (ReflectionUtils.IsGenericDefinition(base.UnderlyingType, typeof(IDictionary <,>)))
                {
                    Type[] typeArguments = new Type[] { type, type2 };
                    base.CreatedType = typeof(Dictionary <,>).MakeGenericType(typeArguments);
                }
                base.IsReadOnlyOrFixedSize = ReflectionUtils.InheritsGenericDefinition(underlyingType, typeof(ReadOnlyDictionary <,>));
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IReadOnlyDictionary <,>), out this._genericCollectionDefinitionType))
            {
                type  = this._genericCollectionDefinitionType.GetGenericArguments()[0];
                type2 = this._genericCollectionDefinitionType.GetGenericArguments()[1];
                if (ReflectionUtils.IsGenericDefinition(base.UnderlyingType, typeof(IReadOnlyDictionary <,>)))
                {
                    Type[] typeArguments = new Type[] { type, type2 };
                    base.CreatedType = typeof(ReadOnlyDictionary <,>).MakeGenericType(typeArguments);
                }
                base.IsReadOnlyOrFixedSize = true;
            }
            else
            {
                ReflectionUtils.GetDictionaryKeyValueTypes(base.UnderlyingType, out type, out type2);
                if (base.UnderlyingType == typeof(IDictionary))
                {
                    base.CreatedType = typeof(Dictionary <object, object>);
                }
            }
            if ((type != null) && (type2 != null))
            {
                Type[] typeArguments = new Type[] { type, type2 };
                Type[] typeArray4    = new Type[] { type, type2 };
                this._parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(base.CreatedType, typeof(KeyValuePair <,>).MakeGenericType(typeArguments), typeof(IDictionary <,>).MakeGenericType(typeArray4));
                if (!this.HasParameterizedCreatorInternal && (underlyingType.Name == "FSharpMap`2"))
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    this._parameterizedCreator = FSharpUtils.CreateMap(type, type2);
                }
            }
            this.ShouldCreateWrapper = !typeof(IDictionary).IsAssignableFrom(base.CreatedType);
            this.DictionaryKeyType   = type;
            this.DictionaryValueType = type2;
            if (ImmutableCollectionsUtils.TryBuildImmutableForDictionaryContract(underlyingType, this.DictionaryKeyType, this.DictionaryValueType, out Type type3, out ObjectConstructor <object> constructor))
            {
                base.CreatedType           = type3;
                this._parameterizedCreator = constructor;
                base.IsReadOnlyOrFixedSize = true;
            }
        }
        /// <summary>
        /// Initializes a new instance of the <see cref="JsonDictionaryContract"/> class.
        /// </summary>
        /// <param name="underlyingType">The underlying type for the contract.</param>
        public JsonDictionaryContract(Type underlyingType)
            : base(underlyingType)
        {
            ContractType = JsonContractType.Dictionary;

            Type keyType;
            Type valueType;

            if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IDictionary <,>), out _genericCollectionDefinitionType))
            {
                keyType   = _genericCollectionDefinitionType.GetGenericArguments()[0];
                valueType = _genericCollectionDefinitionType.GetGenericArguments()[1];

                if (ReflectionUtils.IsGenericDefinition(UnderlyingType, typeof(IDictionary <,>)))
                {
                    CreatedType = typeof(Dictionary <,>).MakeGenericType(keyType, valueType);
                }
            }
            else
            {
                ReflectionUtils.GetDictionaryKeyValueTypes(UnderlyingType, out keyType, out valueType);

                if (UnderlyingType == typeof(IDictionary))
                {
                    CreatedType = typeof(Dictionary <object, object>);
                }
            }

            if (keyType != null && valueType != null)
            {
                _parametrizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(CreatedType, typeof(KeyValuePair <,>).MakeGenericType(keyType, valueType));

                if (!HasParametrizedCreator && underlyingType.Name == FSharpUtils.FSharpMapTypeName)
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    _parametrizedCreator = FSharpUtils.CreateMap(keyType, valueType);
                }
            }

            ShouldCreateWrapper = !typeof(IDictionary).IsAssignableFrom(CreatedType);

            DictionaryKeyType   = keyType;
            DictionaryValueType = valueType;
        }
Esempio n. 9
0
        public override bool CanConvert(Type objectType)
        {
            if (typeof(IEnumerable).IsAssignableFrom(objectType))
            {
                return(false);
            }
            bool flag = false;

            object[] customAttributes = objectType.GetCustomAttributes(true);
            int      num = 0;

            while (true)
            {
                if (num < (int)customAttributes.Length)
                {
                    Type type = customAttributes[num].GetType();
                    if (type.FullName == "Microsoft.FSharp.Core.CompilationMappingAttribute")
                    {
                        FSharpUtils.EnsureInitialized(type.Assembly());
                        flag = true;
                        break;
                    }
                    else
                    {
                        num++;
                    }
                }
                else
                {
                    break;
                }
            }
            if (!flag)
            {
                return(false);
            }
            return((bool)FSharpUtils.IsUnion(null, new object[] { objectType, null }));
        }
Esempio n. 10
0
        /// <summary>
        /// Initializes a new instance of the <see cref="JsonDictionaryContract"/> class.
        /// </summary>
        /// <param name="underlyingType">The underlying type for the contract.</param>
        public JsonDictionaryContract(Type underlyingType)
            : base(underlyingType)
        {
            ContractType = JsonContractType.Dictionary;

            Type keyType;
            Type valueType;

            if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IDictionary <,>), out _genericCollectionDefinitionType))
            {
                keyType   = _genericCollectionDefinitionType.GetGenericArguments()[0];
                valueType = _genericCollectionDefinitionType.GetGenericArguments()[1];

                if (ReflectionUtils.IsGenericDefinition(UnderlyingType, typeof(IDictionary <,>)))
                {
                    CreatedType = typeof(Dictionary <,>).MakeGenericType(keyType, valueType);
                }

#if !(NET40 || NET35 || NET20 || PORTABLE40)
                IsReadOnlyOrFixedSize = ReflectionUtils.InheritsGenericDefinition(underlyingType, typeof(ReadOnlyDictionary <,>));
#endif
            }
#if !(NET40 || NET35 || NET20 || PORTABLE40)
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IReadOnlyDictionary <,>), out _genericCollectionDefinitionType))
            {
                keyType   = _genericCollectionDefinitionType.GetGenericArguments()[0];
                valueType = _genericCollectionDefinitionType.GetGenericArguments()[1];

                if (ReflectionUtils.IsGenericDefinition(UnderlyingType, typeof(IReadOnlyDictionary <,>)))
                {
                    CreatedType = typeof(ReadOnlyDictionary <,>).MakeGenericType(keyType, valueType);
                }

                IsReadOnlyOrFixedSize = true;
            }
#endif
            else
            {
                ReflectionUtils.GetDictionaryKeyValueTypes(UnderlyingType, out keyType, out valueType);

                if (UnderlyingType == typeof(IDictionary))
                {
                    CreatedType = typeof(Dictionary <object, object>);
                }
            }

            if (keyType != null && valueType != null)
            {
                _parametrizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(CreatedType, typeof(KeyValuePair <,>).MakeGenericType(keyType, valueType));

#if !(NET35 || NET20)
                if (!HasParametrizedCreator && underlyingType.Name == FSharpUtils.FSharpMapTypeName)
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    _parametrizedCreator = FSharpUtils.CreateMap(keyType, valueType);
                }
#endif
            }

            ShouldCreateWrapper = !typeof(IDictionary).IsAssignableFrom(CreatedType);

            DictionaryKeyType   = keyType;
            DictionaryValueType = valueType;

#if (NET20 || NET35)
            if (DictionaryValueType != null && ReflectionUtils.IsNullableType(DictionaryValueType))
            {
                Type tempDictioanryType;

                // bug in .NET 2.0 & 3.5 that Dictionary<TKey, Nullable<TValue>> throws an error when adding null via IDictionary[key] = object
                // wrapper will handle calling Add(T) instead
                if (ReflectionUtils.InheritsGenericDefinition(CreatedType, typeof(Dictionary <,>), out tempDictioanryType))
                {
                    ShouldCreateWrapper = true;
                }
            }
#endif

#if !(NET20 || NET35 || NET40)
            Type immutableCreatedType;
            ObjectConstructor <object> immutableParameterizedCreator;
            if (ImmutableCollectionsUtils.TryBuildImmutableForDictionaryContract(underlyingType, DictionaryKeyType, DictionaryValueType, out immutableCreatedType, out immutableParameterizedCreator))
            {
                CreatedType           = immutableCreatedType;
                _parametrizedCreator  = immutableParameterizedCreator;
                IsReadOnlyOrFixedSize = true;
            }
#endif
        }
Esempio n. 11
0
        /// <summary>
        /// Initializes a new instance of the <see cref="JsonArrayContract"/> class.
        /// </summary>
        /// <param name="underlyingType">The underlying type for the contract.</param>
        public JsonArrayContract(Type underlyingType)
            : base(underlyingType)
        {
            ContractType = JsonContractType.Array;
            IsArray      = CreatedType.IsArray;

            bool canDeserialize;

            Type tempCollectionType;

            if (IsArray)
            {
                CollectionItemType               = ReflectionUtils.GetCollectionItemType(UnderlyingType);
                IsReadOnlyOrFixedSize            = true;
                _genericCollectionDefinitionType = typeof(List <>).MakeGenericType(CollectionItemType);

                canDeserialize          = true;
                IsMultidimensionalArray = (IsArray && UnderlyingType.GetArrayRank() > 1);
            }
            else if (typeof(IList).IsAssignableFrom(underlyingType))
            {
                if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(ICollection <>), out _genericCollectionDefinitionType))
                {
                    CollectionItemType = _genericCollectionDefinitionType.GetGenericArguments()[0];
                }
                else
                {
                    CollectionItemType = ReflectionUtils.GetCollectionItemType(underlyingType);
                }

                if (underlyingType == typeof(IList))
                {
                    CreatedType = typeof(List <object>);
                }

                if (CollectionItemType != null)
                {
                    _parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, CollectionItemType);
                }

                IsReadOnlyOrFixedSize = ReflectionUtils.InheritsGenericDefinition(underlyingType, typeof(ReadOnlyCollection <>));
                canDeserialize        = true;
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(ICollection <>), out _genericCollectionDefinitionType))
            {
                CollectionItemType = _genericCollectionDefinitionType.GetGenericArguments()[0];

                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(ICollection <>)) ||
                    ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IList <>)))
                {
                    CreatedType = typeof(List <>).MakeGenericType(CollectionItemType);
                }

#if !(NET20 || NET35)
                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(ISet <>)))
                {
                    CreatedType = typeof(HashSet <>).MakeGenericType(CollectionItemType);
                }
#endif

                _parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, CollectionItemType);
                canDeserialize            = true;
                ShouldCreateWrapper       = true;
            }
#if !(NET40 || NET35 || NET20 || PORTABLE40)
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IReadOnlyCollection <>), out tempCollectionType))
            {
                CollectionItemType = tempCollectionType.GetGenericArguments()[0];

                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IReadOnlyCollection <>)) ||
                    ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IReadOnlyList <>)))
                {
                    CreatedType = typeof(ReadOnlyCollection <>).MakeGenericType(CollectionItemType);
                }

                _genericCollectionDefinitionType = typeof(List <>).MakeGenericType(CollectionItemType);
                _parameterizedConstructor        = CollectionUtils.ResolveEnumerableCollectionConstructor(CreatedType, CollectionItemType);
                IsReadOnlyOrFixedSize            = true;
                canDeserialize = HasParameterizedCreatorInternal;
            }
#endif
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IEnumerable <>), out tempCollectionType))
            {
                CollectionItemType = tempCollectionType.GetGenericArguments()[0];

                if (ReflectionUtils.IsGenericDefinition(UnderlyingType, typeof(IEnumerable <>)))
                {
                    CreatedType = typeof(List <>).MakeGenericType(CollectionItemType);
                }

                _parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, CollectionItemType);

#if !(NET35 || NET20)
                if (!HasParameterizedCreatorInternal && underlyingType.Name == FSharpUtils.FSharpListTypeName)
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    _parameterizedCreator = FSharpUtils.CreateSeq(CollectionItemType);
                }
#endif

                if (underlyingType.IsGenericType() && underlyingType.GetGenericTypeDefinition() == typeof(IEnumerable <>))
                {
                    _genericCollectionDefinitionType = tempCollectionType;

                    IsReadOnlyOrFixedSize = false;
                    ShouldCreateWrapper   = false;
                    canDeserialize        = true;
                }
                else
                {
                    _genericCollectionDefinitionType = typeof(List <>).MakeGenericType(CollectionItemType);

                    IsReadOnlyOrFixedSize = true;
                    ShouldCreateWrapper   = true;
                    canDeserialize        = HasParameterizedCreatorInternal;
                }
            }
            else
            {
                // types that implement IEnumerable and nothing else
                canDeserialize      = false;
                ShouldCreateWrapper = true;
            }

            CanDeserialize = canDeserialize;

#if (NET20 || NET35)
            if (CollectionItemType != null && ReflectionUtils.IsNullableType(CollectionItemType))
            {
                // bug in .NET 2.0 & 3.5 that List<Nullable<T>> throws an error when adding null via IList.Add(object)
                // wrapper will handle calling Add(T) instead
                if (ReflectionUtils.InheritsGenericDefinition(CreatedType, typeof(List <>), out tempCollectionType) ||
                    (IsArray && !IsMultidimensionalArray))
                {
                    ShouldCreateWrapper = true;
                }
            }
#endif

#if !(NET20 || NET35 || NET40)
            Type immutableCreatedType;
            ObjectConstructor <object> immutableParameterizedCreator;
            if (ImmutableCollectionsUtils.TryBuildImmutableForArrayContract(underlyingType, CollectionItemType, out immutableCreatedType, out immutableParameterizedCreator))
            {
                CreatedType           = immutableCreatedType;
                _parameterizedCreator = immutableParameterizedCreator;
                IsReadOnlyOrFixedSize = true;
                CanDeserialize        = true;
            }
#endif
        }
Esempio n. 12
0
        public JsonArrayContract(Type underlyingType) : base(underlyingType)
        {
            bool hasParameterizedCreatorInternal;

            base.ContractType = JsonContractType.Array;
            this.IsArray      = base.CreatedType.IsArray;
            if (this.IsArray)
            {
                this.CollectionItemType    = ReflectionUtils.GetCollectionItemType(base.UnderlyingType);
                base.IsReadOnlyOrFixedSize = true;
                Type[] typeArguments = new Type[] { this.CollectionItemType };
                this._genericCollectionDefinitionType = typeof(List <>).MakeGenericType(typeArguments);
                hasParameterizedCreatorInternal       = true;
                this.IsMultidimensionalArray          = this.IsArray && (base.UnderlyingType.GetArrayRank() > 1);
            }
            else if (typeof(IList).IsAssignableFrom(underlyingType))
            {
                if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(ICollection <>), out this._genericCollectionDefinitionType))
                {
                    this.CollectionItemType = this._genericCollectionDefinitionType.GetGenericArguments()[0];
                }
                else
                {
                    this.CollectionItemType = ReflectionUtils.GetCollectionItemType(underlyingType);
                }
                if (underlyingType == typeof(IList))
                {
                    base.CreatedType = typeof(List <object>);
                }
                if (this.CollectionItemType != null)
                {
                    this._parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, this.CollectionItemType);
                }
                base.IsReadOnlyOrFixedSize      = ReflectionUtils.InheritsGenericDefinition(underlyingType, typeof(ReadOnlyCollection <>));
                hasParameterizedCreatorInternal = true;
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(ICollection <>), out this._genericCollectionDefinitionType))
            {
                this.CollectionItemType = this._genericCollectionDefinitionType.GetGenericArguments()[0];
                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(ICollection <>)) || ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IList <>)))
                {
                    Type[] typeArguments = new Type[] { this.CollectionItemType };
                    base.CreatedType = typeof(List <>).MakeGenericType(typeArguments);
                }
                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(ISet <>)))
                {
                    Type[] typeArguments = new Type[] { this.CollectionItemType };
                    base.CreatedType = typeof(HashSet <>).MakeGenericType(typeArguments);
                }
                this._parameterizedConstructor  = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, this.CollectionItemType);
                hasParameterizedCreatorInternal = true;
                this.ShouldCreateWrapper        = true;
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IReadOnlyCollection <>), out Type type))
            {
                this.CollectionItemType = type.GetGenericArguments()[0];
                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IReadOnlyCollection <>)) || ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IReadOnlyList <>)))
                {
                    Type[] typeArray4 = new Type[] { this.CollectionItemType };
                    base.CreatedType = typeof(ReadOnlyCollection <>).MakeGenericType(typeArray4);
                }
                Type[] typeArguments = new Type[] { this.CollectionItemType };
                this._genericCollectionDefinitionType = typeof(List <>).MakeGenericType(typeArguments);
                this._parameterizedConstructor        = CollectionUtils.ResolveEnumerableCollectionConstructor(base.CreatedType, this.CollectionItemType);
                base.IsReadOnlyOrFixedSize            = true;
                hasParameterizedCreatorInternal       = this.HasParameterizedCreatorInternal;
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IEnumerable <>), out type))
            {
                this.CollectionItemType = type.GetGenericArguments()[0];
                if (ReflectionUtils.IsGenericDefinition(base.UnderlyingType, typeof(IEnumerable <>)))
                {
                    Type[] typeArguments = new Type[] { this.CollectionItemType };
                    base.CreatedType = typeof(List <>).MakeGenericType(typeArguments);
                }
                this._parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, this.CollectionItemType);
                if (!this.HasParameterizedCreatorInternal && (underlyingType.Name == "FSharpList`1"))
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    this._parameterizedCreator = FSharpUtils.CreateSeq(this.CollectionItemType);
                }
                if (underlyingType.IsGenericType() && (underlyingType.GetGenericTypeDefinition() == typeof(IEnumerable <>)))
                {
                    this._genericCollectionDefinitionType = type;
                    base.IsReadOnlyOrFixedSize            = false;
                    this.ShouldCreateWrapper        = false;
                    hasParameterizedCreatorInternal = true;
                }
                else
                {
                    Type[] typeArguments = new Type[] { this.CollectionItemType };
                    this._genericCollectionDefinitionType = typeof(List <>).MakeGenericType(typeArguments);
                    base.IsReadOnlyOrFixedSize            = true;
                    this.ShouldCreateWrapper        = true;
                    hasParameterizedCreatorInternal = this.HasParameterizedCreatorInternal;
                }
            }
            else
            {
                hasParameterizedCreatorInternal = false;
                this.ShouldCreateWrapper        = true;
            }
            this.CanDeserialize = hasParameterizedCreatorInternal;
            if (ImmutableCollectionsUtils.TryBuildImmutableForArrayContract(underlyingType, this.CollectionItemType, out Type type2, out ObjectConstructor <object> constructor))
            {
                base.CreatedType           = type2;
                this._parameterizedCreator = constructor;
                base.IsReadOnlyOrFixedSize = true;
                this.CanDeserialize        = true;
            }
        }
Esempio n. 13
0
        /// <summary>
        /// Initializes a new instance of the <see cref="JsonArrayContract"/> class.
        /// </summary>
        /// <param name="underlyingType">The underlying type for the contract.</param>
        public JsonArrayContract(Type underlyingType)
            : base(underlyingType)
        {
            ContractType = JsonContractType.Array;
            IsArray      = CreatedType.IsArray;

            bool canDeserialize;

            Type tempCollectionType;

            if (IsArray)
            {
                CollectionItemType               = ReflectionUtils.GetCollectionItemType(UnderlyingType);
                IsReadOnlyOrFixedSize            = true;
                _genericCollectionDefinitionType = typeof(List <>).MakeGenericType(CollectionItemType);

                canDeserialize          = true;
                IsMultidimensionalArray = (IsArray && UnderlyingType.GetArrayRank() > 1);
            }
            else if (typeof(IList).IsAssignableFrom(underlyingType))
            {
                if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(ICollection <>), out _genericCollectionDefinitionType))
                {
                    CollectionItemType = _genericCollectionDefinitionType.GetGenericArguments()[0];
                }
                else
                {
                    CollectionItemType = ReflectionUtils.GetCollectionItemType(underlyingType);
                }

                if (underlyingType == typeof(IList))
                {
                    CreatedType = typeof(List <object>);
                }

                if (CollectionItemType != null)
                {
                    _parametrizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, CollectionItemType);
                }

                IsReadOnlyOrFixedSize = ReflectionUtils.InheritsGenericDefinition(underlyingType, typeof(ReadOnlyCollection <>));
                canDeserialize        = true;
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(ICollection <>), out _genericCollectionDefinitionType))
            {
                CollectionItemType = _genericCollectionDefinitionType.GetGenericArguments()[0];

                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(ICollection <>)) ||
                    ReflectionUtils.IsGenericDefinition(underlyingType, typeof(IList <>)))
                {
                    CreatedType = typeof(List <>).MakeGenericType(CollectionItemType);
                }

                if (ReflectionUtils.IsGenericDefinition(underlyingType, typeof(ISet <>)))
                {
                    CreatedType = typeof(HashSet <>).MakeGenericType(CollectionItemType);
                }

                _parametrizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, CollectionItemType);
                canDeserialize           = true;
                ShouldCreateWrapper      = true;
            }
            else if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IEnumerable <>), out tempCollectionType))
            {
                CollectionItemType = tempCollectionType.GetGenericArguments()[0];

                if (ReflectionUtils.IsGenericDefinition(UnderlyingType, typeof(IEnumerable <>)))
                {
                    CreatedType = typeof(List <>).MakeGenericType(CollectionItemType);
                }

                _parametrizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(underlyingType, CollectionItemType);

#if !(NET35 || NET20 || NETFX_CORE)
                if (!HasParametrizedCreator && underlyingType.Name == FSharpUtils.FSharpListTypeName)
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    _parametrizedCreator = FSharpUtils.CreateSeq(CollectionItemType);
                }
#endif

                if (underlyingType.IsGenericType() && underlyingType.GetGenericTypeDefinition() == typeof(IEnumerable <>))
                {
                    _genericCollectionDefinitionType = tempCollectionType;

                    IsReadOnlyOrFixedSize = false;
                    ShouldCreateWrapper   = false;
                    canDeserialize        = true;
                }
                else
                {
                    _genericCollectionDefinitionType = typeof(List <>).MakeGenericType(CollectionItemType);

                    IsReadOnlyOrFixedSize = true;
                    ShouldCreateWrapper   = true;
                    canDeserialize        = HasParametrizedCreator;
                }
            }
            else
            {
                // types that implement IEnumerable and nothing else
                canDeserialize      = false;
                ShouldCreateWrapper = true;
            }

            CanDeserialize = canDeserialize;
        }
Esempio n. 14
0
        public JsonDictionaryContract(Type underlyingType)
        {
            Class6.yDnXvgqzyB5jw();
            base(underlyingType);
            Type genericArguments;
            Type type;
            Type type1;
            ObjectConstructor <object> objectConstructor;

            this.ContractType = JsonContractType.Dictionary;
            if (ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IDictionary <,>), out this._genericCollectionDefinitionType))
            {
                genericArguments = this._genericCollectionDefinitionType.GetGenericArguments()[0];
                type             = this._genericCollectionDefinitionType.GetGenericArguments()[1];
                if (ReflectionUtils.IsGenericDefinition(base.UnderlyingType, typeof(IDictionary <,>)))
                {
                    base.CreatedType = typeof(Dictionary <,>).MakeGenericType(new Type[] { genericArguments, type });
                }
                else if (underlyingType.IsGenericType() && underlyingType.GetGenericTypeDefinition().FullName == "System.Collections.Concurrent.ConcurrentDictionary`2")
                {
                    this.ShouldCreateWrapper = true;
                }
                this.IsReadOnlyOrFixedSize = ReflectionUtils.InheritsGenericDefinition(underlyingType, typeof(ReadOnlyDictionary <,>));
            }
            else if (!ReflectionUtils.ImplementsGenericDefinition(underlyingType, typeof(IReadOnlyDictionary <,>), out this._genericCollectionDefinitionType))
            {
                ReflectionUtils.GetDictionaryKeyValueTypes(base.UnderlyingType, out genericArguments, out type);
                if (base.UnderlyingType == typeof(IDictionary))
                {
                    base.CreatedType = typeof(Dictionary <object, object>);
                }
            }
            else
            {
                genericArguments = this._genericCollectionDefinitionType.GetGenericArguments()[0];
                type             = this._genericCollectionDefinitionType.GetGenericArguments()[1];
                if (ReflectionUtils.IsGenericDefinition(base.UnderlyingType, typeof(IReadOnlyDictionary <,>)))
                {
                    base.CreatedType = typeof(ReadOnlyDictionary <,>).MakeGenericType(new Type[] { genericArguments, type });
                }
                this.IsReadOnlyOrFixedSize = true;
            }
            if (genericArguments != null && type != null)
            {
                this._parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(base.CreatedType, typeof(KeyValuePair <,>).MakeGenericType(new Type[] { genericArguments, type }), typeof(IDictionary <,>).MakeGenericType(new Type[] { genericArguments, type }));
                if (!this.HasParameterizedCreatorInternal && underlyingType.Name == "FSharpMap`2")
                {
                    FSharpUtils.EnsureInitialized(underlyingType.Assembly());
                    this._parameterizedCreator = FSharpUtils.CreateMap(genericArguments, type);
                }
            }
            if (!typeof(IDictionary).IsAssignableFrom(base.CreatedType))
            {
                this.ShouldCreateWrapper = true;
            }
            this.DictionaryKeyType   = genericArguments;
            this.DictionaryValueType = type;
            if (ImmutableCollectionsUtils.TryBuildImmutableForDictionaryContract(underlyingType, this.DictionaryKeyType, this.DictionaryValueType, out type1, out objectConstructor))
            {
                base.CreatedType           = type1;
                this._parameterizedCreator = objectConstructor;
                this.IsReadOnlyOrFixedSize = true;
            }
        }
Esempio n. 15
0
        public JsonDictionaryContract(Type underlyingType)
            : base(underlyingType)
        {
            ContractType = JsonContractType.Dictionary;

            Type?keyType;
            Type?valueType;

            if (ReflectionUtils.ImplementsGenericDefinition(NonNullableUnderlyingType, typeof(IDictionary <,>), out _genericCollectionDefinitionType))
            {
                keyType   = _genericCollectionDefinitionType.GetGenericArguments()[0];
                valueType = _genericCollectionDefinitionType.GetGenericArguments()[1];

                if (ReflectionUtils.IsGenericDefinition(NonNullableUnderlyingType, typeof(IDictionary <,>)))
                {
                    CreatedType = typeof(Dictionary <,>).MakeGenericType(keyType, valueType);
                }
                else if (NonNullableUnderlyingType.IsGenericType())
                {
                    // ConcurrentDictionary<,> + IDictionary setter + null value = error
                    // wrap to use generic setter
                    // https://github.com/JamesNK/Newtonsoft.Json/issues/1582
                    var typeDefinition = NonNullableUnderlyingType.GetGenericTypeDefinition();
                    if (typeDefinition.FullName == JsonTypeReflector.ConcurrentDictionaryTypeName)
                    {
                        ShouldCreateWrapper = true;
                    }
                }

#if HAVE_READ_ONLY_COLLECTIONS
                IsReadOnlyOrFixedSize = ReflectionUtils.InheritsGenericDefinition(NonNullableUnderlyingType, typeof(ReadOnlyDictionary <,>));
#endif
            }
#if HAVE_READ_ONLY_COLLECTIONS
            else if (ReflectionUtils.ImplementsGenericDefinition(NonNullableUnderlyingType, typeof(IReadOnlyDictionary <,>), out _genericCollectionDefinitionType))
            {
                keyType   = _genericCollectionDefinitionType.GetGenericArguments()[0];
                valueType = _genericCollectionDefinitionType.GetGenericArguments()[1];

                if (ReflectionUtils.IsGenericDefinition(NonNullableUnderlyingType, typeof(IReadOnlyDictionary <,>)))
                {
                    CreatedType = typeof(ReadOnlyDictionary <,>).MakeGenericType(keyType, valueType);
                }

                IsReadOnlyOrFixedSize = true;
            }
#endif
            else
            {
                ReflectionUtils.GetDictionaryKeyValueTypes(NonNullableUnderlyingType, out keyType, out valueType);

                if (NonNullableUnderlyingType == typeof(IDictionary))
                {
                    CreatedType = typeof(Dictionary <object, object>);
                }
            }

            if (keyType != null && valueType != null)
            {
                _parameterizedConstructor = CollectionUtils.ResolveEnumerableCollectionConstructor(
                    CreatedType,
                    typeof(KeyValuePair <,>).MakeGenericType(keyType, valueType),
                    typeof(IDictionary <,>).MakeGenericType(keyType, valueType));

#if HAVE_FSHARP_TYPES
                if (!HasParameterizedCreatorInternal && NonNullableUnderlyingType.Name == FSharpUtils.FSharpMapTypeName)
                {
                    FSharpUtils.EnsureInitialized(NonNullableUnderlyingType.Assembly());
                    _parameterizedCreator = FSharpUtils.Instance.CreateMap(keyType, valueType);
                }
#endif
            }

            if (!typeof(IDictionary).IsAssignableFrom(CreatedType))
            {
                ShouldCreateWrapper = true;
            }

            DictionaryKeyType   = keyType;
            DictionaryValueType = valueType;

#if (NET20 || NET35)
            if (DictionaryValueType != null && ReflectionUtils.IsNullableType(DictionaryValueType))
            {
                // bug in .NET 2.0 & 3.5 that Dictionary<TKey, Nullable<TValue>> throws an error when adding null via IDictionary[key] = object
                // wrapper will handle calling Add(T) instead
                if (ReflectionUtils.InheritsGenericDefinition(CreatedType, typeof(Dictionary <,>), out _))
                {
                    ShouldCreateWrapper = true;
                }
            }
#endif

            if (DictionaryKeyType != null &&
                DictionaryValueType != null &&
                ImmutableCollectionsUtils.TryBuildImmutableForDictionaryContract(
                    NonNullableUnderlyingType,
                    DictionaryKeyType,
                    DictionaryValueType,
                    out var immutableCreatedType,
                    out var immutableParameterizedCreator))
            {
                CreatedType           = immutableCreatedType;
                _parameterizedCreator = immutableParameterizedCreator;
                IsReadOnlyOrFixedSize = true;
            }
        }