added immutable IMongoConfiguration since when it gets built, it shou…

…ld never change.

source/MongoDB.Tests/UnitTests/Serialization/Builders/PolymorphicObjectTests.cs

@@ -24,7 +24,7 @@ protected override IMappingStore MappingStore
                     mapping.Map<ClassD>();
                 });
 
-                return configure.BuildMappingStore();
+                return configure.BuildConfiguration().MappingStore;
             }
         }
 

source/MongoDB/CollectionMetadata.cs

@@ -25,7 +25,7 @@ public class CollectionMetadata
         /// <param name = "databaseName">Name of the database.</param>
         /// <param name = "name">The name.</param>
         /// <param name = "connection">The connection.</param>
-        public CollectionMetadata(MongoConfiguration configuration, string databaseName, string name, Connection connection)
+        public CollectionMetadata(IMongoConfiguration configuration, string databaseName, string name, Connection connection)
         {
             _fullName = databaseName + "." + name;
             _name = name;

source/MongoDB/Configuration/IMongoConfiguration.cs

@@ -0,0 +1,31 @@
+using System;
+using MongoDB.Configuration.Mapping;
+namespace MongoDB.Configuration
+{
+    public interface IMongoConfiguration
+    {
+        /// <summary>
+        /// Gets the connection string.
+        /// </summary>
+        /// <value>The connection string.</value>
+        string ConnectionString { get; }
+
+        /// <summary>
+        /// Gets the mapping store.
+        /// </summary>
+        /// <value>The mapping store.</value>
+        IMappingStore MappingStore { get; }
+
+        /// <summary>
+        /// Gets a value indicating whether [read local time].
+        /// </summary>
+        /// <value><c>true</c> if [read local time]; otherwise, <c>false</c>.</value>
+        bool ReadLocalTime { get;  }
+
+        /// <summary>
+        /// Gets the serialization factory.
+        /// </summary>
+        /// <value>The serialization factory.</value>
+        MongoDB.Serialization.ISerializationFactory SerializationFactory { get; }
+    }
+}

source/MongoDB/Configuration/IMongoConfigurationExtensions.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MongoDB.Configuration
+{
+    public static class IMongoConfigurationExtensions
+    {
+        public static void Validate(this IMongoConfiguration configuration)
+        {
+            if (configuration.ConnectionString == null)
+                throw new MongoConfigurationException("ConnectionString can not be null");
+            if (configuration.MappingStore == null)
+                throw new MongoConfigurationException("MappingStore can not be null");
+            if (configuration.SerializationFactory == null)
+                throw new MongoConfigurationException("SerializationFactory can not be null");
+        }
+    }
+}

source/MongoDB/Configuration/MongoConfiguration.cs

@@ -6,7 +6,7 @@ namespace MongoDB.Configuration
     /// <summary>
     /// 
     /// </summary>
-    public class MongoConfiguration
+    public class MongoConfiguration : IMongoConfiguration
     {
         /// <summary>
         /// MongoDB-CSharp default configuration.
@@ -50,17 +50,5 @@ public class MongoConfiguration
         /// time is converted from UTC to local timezone after is was read.
         /// </remarks>
         public bool ReadLocalTime { get; set; }
-
-        /// <summary>
-        /// Validates this instance.
-        /// </summary>
-        public void Validate(){
-            if(ConnectionString == null)
-                throw new MongoException("ConnectionString can not be null");
-            if(MappingStore == null)
-                throw new MongoException("MappingStore can not be null");
-            if(SerializationFactory == null)
-                throw new MongoException("SerializationFactory can not be null");
-        }
     }
 }

source/MongoDB/Configuration/MongoConfigurationBuilder.cs

@@ -18,7 +18,7 @@ public class MongoConfigurationBuilder
         /// Builds the configuration.
         /// </summary>
         /// <returns></returns>
-        public MongoConfiguration BuildConfiguration()
+        public IMongoConfiguration BuildConfiguration()
         {
             if (_mappingStoreBuilder == null)
                 return new MongoConfiguration {
@@ -31,17 +31,6 @@ public MongoConfiguration BuildConfiguration()
             };
         }
 
-        /// <summary>
-        /// Builds the mapping store.
-        /// </summary>
-        public IMappingStore BuildMappingStore()
-        {
-            if (_mappingStoreBuilder == null)
-                return new AutoMappingStore();
-
-            return _mappingStoreBuilder.BuildMappingStore();
-        }
-
         /// <summary>
         /// Sets the connection string.
         /// </summary>

source/MongoDB/DatabaseMetadata.cs

@@ -9,7 +9,7 @@ namespace MongoDB
     /// </summary>
     public class DatabaseMetadata
     {
-        private readonly MongoConfiguration _configuration;
+        private readonly IMongoConfiguration _configuration;
         private readonly Connection _connection;
         private readonly MongoDatabase _database;
         private readonly string _name;
@@ -20,7 +20,7 @@ public class DatabaseMetadata
         /// <param name = "configuration">The configuration.</param>
         /// <param name = "name">The name.</param>
         /// <param name = "conn">The conn.</param>
-        public DatabaseMetadata(MongoConfiguration configuration, string name, Connection conn)
+        public DatabaseMetadata(IMongoConfiguration configuration, string name, Connection conn)
         {
             _configuration = configuration;
             _connection = conn;

source/MongoDB/Exceptions/MongoConfigurationException.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MongoDB.Configuration
+{
+    [Serializable]
+    public class MongoConfigurationException : MongoException
+    {
+        public MongoConfigurationException(string message) : base(message) 
+        { }
+
+        public MongoConfigurationException(string message, Exception inner) 
+            : base(message, inner) 
+        { }
+    }
+}

source/MongoDB/Mongo.cs

@@ -9,7 +9,7 @@ namespace MongoDB
     /// </summary>
     public class Mongo : IDisposable, IMongo
     {
-        private readonly MongoConfiguration _configuration;
+        private readonly IMongoConfiguration _configuration;
         private readonly Connection _connection;
 
         /// <summary>
@@ -31,7 +31,7 @@ public Mongo(string connectionString)
         ///   Initializes a new instance of the <see cref = "Mongo" /> class.
         /// </summary>
         /// <param name = "configuration">The mongo configuration.</param>
-        public Mongo(MongoConfiguration configuration){
+        public Mongo(IMongoConfiguration configuration){
             if(configuration == null)
                 throw new ArgumentNullException("configuration");
 

source/MongoDB/MongoCollection_1.cs

@@ -15,7 +15,7 @@ namespace MongoDB
     /// </summary>
     public class MongoCollection<T> : IMongoCollection<T> where T : class
     {
-        private readonly MongoConfiguration _configuration;
+        private readonly IMongoConfiguration _configuration;
         private readonly Connection _connection;
         private MongoDatabase _database;
         private CollectionMetadata _metaData;
@@ -27,7 +27,7 @@ public class MongoCollection<T> : IMongoCollection<T> where T : class
         /// <param name="connection">The connection.</param>
         /// <param name="databaseName">Name of the database.</param>
         /// <param name="name">The name.</param>
-        public MongoCollection(MongoConfiguration configuration, Connection connection, string databaseName, string name)
+        public MongoCollection(IMongoConfiguration configuration, Connection connection, string databaseName, string name)
         {
             //Todo: This should be internal
             Name = name;

source/MongoDB/MongoDB.csproj

@@ -112,6 +112,8 @@
     <Compile Include="Bson\IBsonObjectDescriptor.cs" />
     <Compile Include="Configuration\CollectionAdapters\ArrayCollectionAdapter.cs" />
     <Compile Include="Configuration\Builders\MappingStoreBuilder.cs" />
+    <Compile Include="Configuration\IMongoConfiguration.cs" />
+    <Compile Include="Configuration\IMongoConfigurationExtensions.cs" />
     <Compile Include="Configuration\MongoConfigurationBuilder.cs" />
     <Compile Include="Configuration\Builders\AutoMappingProfileBuilder.cs" />
     <Compile Include="Configuration\Builders\ClassOverridesBuilder.cs" />
@@ -120,6 +122,7 @@
     <Compile Include="Configuration\Mapping\Auto\OverridableAutoMappingProfile.cs" />
     <Compile Include="Configuration\Mapping\Conventions\MemberFinderBase.cs" />
     <Compile Include="Configuration\MongoConfiguration.cs" />
+    <Compile Include="Exceptions\MongoConfigurationException.cs" />
     <Compile Include="IMongoDatabase.cs" />
     <Compile Include="Linq\ExecutionBuilder.cs" />
     <Compile Include="Linq\Expressions\Alias.cs" />

source/MongoDB/MongoDatabase.cs

@@ -11,7 +11,7 @@ namespace MongoDB
     /// </summary>
     public class MongoDatabase : IMongoDatabase
     {
-        private readonly MongoConfiguration _configuration;
+        private readonly IMongoConfiguration _configuration;
         private readonly Connection _connection;
         private DatabaseJavascript _javascript;
         private DatabaseMetadata _metadata;
@@ -21,15 +21,15 @@ public class MongoDatabase : IMongoDatabase
         /// </summary>
         /// <param name="connectionString">The connection string.</param>
         public MongoDatabase(string connectionString)
-            : this(new MongoConfiguration {ConnectionString = connectionString})
+            : this(new MongoConfiguration { ConnectionString = connectionString })
         {
         }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="MongoDatabase"/> class.
         /// </summary>
         /// <param name="configuration">The configuration.</param>
-        public MongoDatabase(MongoConfiguration configuration)
+        public MongoDatabase(IMongoConfiguration configuration)
             : this(configuration,
                 ConnectionFactory.GetConnection(configuration.ConnectionString),
                 new MongoConnectionStringBuilder(configuration.ConnectionString).Database)
@@ -42,7 +42,7 @@ public MongoDatabase(MongoConfiguration configuration)
         /// <param name="configuration">The configuration.</param>
         /// <param name="connection">The conn.</param>
         /// <param name="name">The name.</param>
-        public MongoDatabase(MongoConfiguration configuration, Connection connection, string name)
+        public MongoDatabase(IMongoConfiguration configuration, Connection connection, string name)
         {
             if(configuration == null)
                 throw new ArgumentNullException("configuration");

source/MongoDB/Obsolete/MongoCollection.cs

@@ -59,7 +59,7 @@ public class MongoCollection : IMongoCollection
         /// <param name="connection">The connection.</param>
         /// <param name="databaseName">Name of the database.</param>
         /// <param name="name">The name.</param>
-        public MongoCollection(MongoConfiguration configuration, Connection connection, string databaseName, string name)
+        public MongoCollection(IMongoConfiguration configuration, Connection connection, string databaseName, string name)
         {
             _collection = new MongoCollection<Document>(configuration, connection, databaseName, name);
         }

source/MongoDB/Serialization/SerializationFactory.cs

@@ -9,7 +9,7 @@ namespace MongoDB.Serialization
     /// </summary>
     public class SerializationFactory : ISerializationFactory
     {
-        private readonly MongoConfiguration _configuration;
+        private readonly IMongoConfiguration _configuration;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="SerializationFactory"/> class.
@@ -22,7 +22,7 @@ public SerializationFactory()
         /// Initializes a new instance of the <see cref="SerializationFactory"/> class.
         /// </summary>
         /// <param name="configuration">The mongo configuration.</param>
-        public SerializationFactory(MongoConfiguration configuration)
+        public SerializationFactory(IMongoConfiguration configuration)
         {
             _configuration = configuration;
             if(configuration == null)