CSHARP-3985: Serialization config objects belong to a serialization domain

src/MongoDB.Bson/BsonDefaults.cs

@@ -24,71 +24,46 @@ namespace MongoDB.Bson
     /// </summary>
     public static class BsonDefaults
     {
-        // private static fields
-        private static bool __dynamicArraySerializerWasSet;
-        private static IBsonSerializer __dynamicArraySerializer;
-        private static bool __dynamicDocumentSerializerWasSet;
-        private static IBsonSerializer __dynamicDocumentSerializer;
-        private static int __maxDocumentSize = int.MaxValue;
-        private static int __maxSerializationDepth = 100;
-
         // public static properties
         /// <summary>
         /// Gets or sets the dynamic array serializer.
         /// </summary>
         public static IBsonSerializer DynamicArraySerializer
         {
-            get
-            {
-                if (!__dynamicArraySerializerWasSet)
-                {
-                    __dynamicArraySerializer = BsonSerializer.LookupSerializer<List<object>>();
-                }
-                return __dynamicArraySerializer;
-            }
-            set
-            {
-                __dynamicArraySerializerWasSet = true;
-                __dynamicArraySerializer = value;
-            }
+            get => BsonSerializationDomain.Default.BsonDefaults.DynamicArraySerializer;
+            set => BsonSerializationDomain.Default.BsonDefaults.DynamicArraySerializer = value;
         }
 
         /// <summary>
         /// Gets or sets the dynamic document serializer.
         /// </summary>
         public static IBsonSerializer DynamicDocumentSerializer
         {
-            get
-            {
-                if (!__dynamicDocumentSerializerWasSet)
-                {
-                    __dynamicDocumentSerializer = BsonSerializer.LookupSerializer<ExpandoObject>();
-                }
-                return __dynamicDocumentSerializer;
-            }
-            set
-            {
-                __dynamicDocumentSerializerWasSet = true;
-                __dynamicDocumentSerializer = value;
-            }
+            get => BsonSerializationDomain.Default.BsonDefaults.DynamicDocumentSerializer;
+            set => BsonSerializationDomain.Default.BsonDefaults.DynamicDocumentSerializer = value;
         }
 
+        /* DOMAIN-API We should modify the API to have those two values (and in the writer/reader settings where they are used) be nullable.
+         * The problem is that we need to now when these values have been set externally or not. If they have not, then they should
+         * be retrieved from the closest domain.
+         */
+
         /// <summary>
         /// Gets or sets the default max document size. The default is 4MiB.
         /// </summary>
         public static int MaxDocumentSize
         {
-            get { return __maxDocumentSize; }
-            set { __maxDocumentSize = value; }
+            get => BsonSerializationDomain.Default.BsonDefaults.MaxDocumentSize;
+            set => BsonSerializationDomain.Default.BsonDefaults.MaxDocumentSize = value;
         }
 
         /// <summary>
         /// Gets or sets the default max serialization depth (used to detect circular references during serialization). The default is 100.
         /// </summary>
         public static int MaxSerializationDepth
         {
-            get { return __maxSerializationDepth; }
-            set { __maxSerializationDepth = value; }
+            get => BsonSerializationDomain.Default.BsonDefaults.MaxSerializationDepth;
+            set => BsonSerializationDomain.Default.BsonDefaults.MaxSerializationDepth = value;
         }
     }
 }

src/MongoDB.Bson/BsonDefaultsRegistry.cs

@@ -0,0 +1,73 @@
+/* Copyright 2010-present MongoDB Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using System.Collections.Generic;
+using System.Dynamic;
+using MongoDB.Bson.Serialization;
+
+namespace MongoDB.Bson
+{
+    internal class BsonDefaultsRegistry : IBsonDefaults
+    {
+        private IBsonSerializationDomain _serializationDomain;
+        private bool _dynamicArraySerializerWasSet;
+        private IBsonSerializer _dynamicArraySerializer;
+        private bool _dynamicDocumentSerializerWasSet;
+        private IBsonSerializer _dynamicDocumentSerializer;
+
+        public BsonDefaultsRegistry(IBsonSerializationDomain serializationDomain)
+        {
+            _serializationDomain = serializationDomain;
+        }
+
+        public IBsonSerializer DynamicArraySerializer
+        {
+            get
+            {
+                if (!_dynamicArraySerializerWasSet)
+                {
+                    _dynamicArraySerializer = _serializationDomain.LookupSerializer<List<object>>();
+                }
+                return _dynamicArraySerializer;
+            }
+            set
+            {
+                _dynamicArraySerializerWasSet = true;
+                _dynamicArraySerializer = value;
+            }
+        }
+
+        public IBsonSerializer DynamicDocumentSerializer
+        {
+            get
+            {
+                if (!_dynamicDocumentSerializerWasSet)
+                {
+                    _dynamicDocumentSerializer = _serializationDomain.LookupSerializer<ExpandoObject>();
+                }
+                return _dynamicDocumentSerializer;
+            }
+            set
+            {
+                _dynamicDocumentSerializerWasSet = true;
+                _dynamicDocumentSerializer = value;
+            }
+        }
+
+        public int MaxDocumentSize { get; set; } = int.MaxValue;
+
+        public int MaxSerializationDepth { get; set; } = 100;
+    }
+}

src/MongoDB.Bson/BsonExtensionMethods.cs

@@ -84,7 +84,7 @@ public static byte[] ToBson(
 
             if (serializer == null)
             {
-                serializer = BsonSerializer.LookupSerializer(nominalType);
+                serializer = BsonSerializationDomain.Default.LookupSerializer(nominalType);
             }
             if (serializer.ValueType != nominalType)
             {
@@ -165,7 +165,7 @@ public static BsonDocument ToBsonDocument(
                     return convertibleToBsonDocument.ToBsonDocument(); // use the provided ToBsonDocument method
                 }
 
-                serializer = BsonSerializer.LookupSerializer(nominalType);
+                serializer = BsonSerializationDomain.Default.LookupSerializer(nominalType);
             }
             if (serializer.ValueType != nominalType)
             {
@@ -236,7 +236,7 @@ public static string ToJson(
 
             if (serializer == null)
             {
-                serializer = BsonSerializer.LookupSerializer(nominalType);
+                serializer = BsonSerializationDomain.Default.LookupSerializer(nominalType);
             }
             if (serializer.ValueType != nominalType)
             {

src/MongoDB.Bson/IBsonDefaults.cs

@@ -0,0 +1,39 @@
+/* Copyright 2010-present MongoDB Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using MongoDB.Bson.Serialization;
+
+namespace MongoDB.Bson
+{
+    internal interface IBsonDefaults
+    {
+        /// <summary>
+        ///
+        /// </summary>
+        IBsonSerializer DynamicArraySerializer { get; set; }
+        /// <summary>
+        ///
+        /// </summary>
+        IBsonSerializer DynamicDocumentSerializer { get; set; }
+        /// <summary>
+        ///
+        /// </summary>
+        int MaxDocumentSize { get; set; }
+        /// <summary>
+        ///
+        /// </summary>
+        int MaxSerializationDepth { get; set; }
+    }
+}

src/MongoDB.Bson/IO/BsonBinaryReaderSettings.cs

@@ -15,6 +15,7 @@
 
 using System;
 using System.Text;
+using MongoDB.Bson.Serialization;
 
 namespace MongoDB.Bson.IO
 {
@@ -30,7 +31,7 @@ public class BsonBinaryReaderSettings : BsonReaderSettings
         private UTF8Encoding _encoding = Utf8Encodings.Strict;
         private bool _fixOldBinarySubTypeOnInput = true;
         private bool _fixOldDateTimeMaxValueOnInput = true;
-        private int _maxDocumentSize = BsonDefaults.MaxDocumentSize;
+        private int _maxDocumentSize = BsonSerializationDomain.Default.BsonDefaults.MaxDocumentSize;
 
         // constructors
         /// <summary>

src/MongoDB.Bson/IO/BsonBinaryWriterSettings.cs

@@ -15,6 +15,7 @@
 
 using System;
 using System.Text;
+using MongoDB.Bson.Serialization;
 
 namespace MongoDB.Bson.IO
 {
@@ -29,7 +30,7 @@ public class BsonBinaryWriterSettings : BsonWriterSettings
         // private fields
         private UTF8Encoding _encoding = Utf8Encodings.Strict;
         private bool _fixOldBinarySubTypeOnOutput = true;
-        private int _maxDocumentSize = BsonDefaults.MaxDocumentSize;
+        private int _maxDocumentSize = BsonSerializationDomain.Default.BsonDefaults.MaxDocumentSize;
 
         // constructors
         /// <summary>

src/MongoDB.Bson/IO/BsonWriterSettings.cs

@@ -14,6 +14,7 @@
 */
 
 using System;
+using MongoDB.Bson.Serialization;
 
 namespace MongoDB.Bson.IO
 {
@@ -24,7 +25,7 @@ public abstract class BsonWriterSettings
     {
         // private fields
         private bool _isFrozen;
-        private int _maxSerializationDepth = BsonDefaults.MaxSerializationDepth;
+        private int _maxSerializationDepth = BsonSerializationDomain.Default.BsonDefaults.MaxSerializationDepth;
 
         // constructors
         /// <summary>

src/MongoDB.Bson/ObjectModel/BsonDocumentWrapper.cs

@@ -104,7 +104,12 @@ public static BsonDocumentWrapper Create<TNominalType>(TNominalType value)
         /// <returns>A BsonDocumentWrapper.</returns>
         public static BsonDocumentWrapper Create(Type nominalType, object value)
         {
-            var serializer = BsonSerializer.LookupSerializer(nominalType);
+            return Create(BsonSerializationDomain.Default, nominalType, value);
+        }
+
+        internal static BsonDocumentWrapper Create(IBsonSerializationDomain serializationDomain, Type nominalType, object value)
+        {
+            var serializer = serializationDomain.LookupSerializer(nominalType);
             return new BsonDocumentWrapper(value, serializer);
         }
 
@@ -116,12 +121,21 @@ public static BsonDocumentWrapper Create(Type nominalType, object value)
         /// <returns>A list of BsonDocumentWrappers.</returns>
         public static IEnumerable<BsonDocumentWrapper> CreateMultiple<TNominalType>(IEnumerable<TNominalType> values)
         {
+            return CreateMultiple(BsonSerializationDomain.Default, values);
+        }
+
+        internal static IEnumerable<BsonDocumentWrapper> CreateMultiple<TNominalType>(IBsonSerializationDomain serializationDomain, IEnumerable<TNominalType> values)
+        {
+            if (serializationDomain == null)
+            {
+                throw new ArgumentNullException("serializationDomain");
+            }
             if (values == null)
             {
                 throw new ArgumentNullException("values");
             }
 
-            var serializer = BsonSerializer.LookupSerializer(typeof(TNominalType));
+            var serializer = serializationDomain.LookupSerializer(typeof(TNominalType));
             return values.Select(v => new BsonDocumentWrapper(v, serializer));
         }
 
@@ -132,6 +146,11 @@ public static IEnumerable<BsonDocumentWrapper> CreateMultiple<TNominalType>(IEnu
         /// <param name="values">A list of wrapped objects.</param>
         /// <returns>A list of BsonDocumentWrappers.</returns>
         public static IEnumerable<BsonDocumentWrapper> CreateMultiple(Type nominalType, IEnumerable values)
+        {
+            return CreateMultiple(BsonSerializationDomain.Default, nominalType, values);
+        }
+
+        internal static IEnumerable<BsonDocumentWrapper> CreateMultiple(IBsonSerializationDomain serializationDomain, Type nominalType, IEnumerable values)
         {
             if (nominalType == null)
             {
@@ -142,7 +161,7 @@ public static IEnumerable<BsonDocumentWrapper> CreateMultiple(Type nominalType,
                 throw new ArgumentNullException("values");
             }
 
-            var serializer = BsonSerializer.LookupSerializer(nominalType);
+            var serializer = serializationDomain.LookupSerializer(nominalType);
             return values.Cast<object>().Select(v => new BsonDocumentWrapper(v, serializer));
         }
 

src/MongoDB.Bson/Properties/AssemblyInfo.cs

@@ -28,3 +28,8 @@
 
 [assembly: InternalsVisibleTo("MongoDB.Bson.Tests, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]
 [assembly: InternalsVisibleTo("MongoDB.Analyzer.MQLGenerator, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]
+[assembly: InternalsVisibleTo("MongoDB.Driver, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]
+[assembly: InternalsVisibleTo("MongoDB.Driver.Tests, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]
+[assembly: InternalsVisibleTo("MongoDB.Driver.Encryption, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]
+[assembly: InternalsVisibleTo("MongoDB.Driver.Authentication.AWS, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]
+[assembly: InternalsVisibleTo("MongoDB.Driver.TestHelpers, PublicKey=002400000480000094000000060200000024000052534131000400000100010035287f0d3883c0a075c88e0cda3ce93b621003ecbd5e920d4a8c7238564f4d2f4f68116aca28c9b21341dc3a877679c14556192b2b2f5fe2c11d624e0894d308ff7b94bf6fd72aef1b41017ffe2572e99019d1c61963e68cd0ed67734a42cb333b808e3867cbe631937214e32e409fb1fa62fdb69d494c2530e64a40e417d6ee")]