CSHARP-614, CSHARP-615: Added MongoClient and replaced SafeMode with WriteConcern and related changes.

Author: rstam

Driver/Core/CommandResults/SafeModeResult.cs

@@ -17,24 +17,15 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
-using System.Text.RegularExpressions;
-
-using MongoDB.Bson;
 
 namespace MongoDB.Driver
 {
     /// <summary>
-    /// Represents the results of an operation performed with a safe mode.
+    /// Represents the results of an operation performed with a WriteConcern other than FireAndForget.
     /// </summary>
     [Serializable]
+    [Obsolete("Use WriteConcernResult instead.")]
     public class SafeModeResult : GetLastErrorResult
     {
-        // constructors
-        /// <summary>
-        /// Initializes a new instance of the SafeModeResult class.
-        /// </summary>
-        public SafeModeResult()
-        {
-        }
     }
 }

Driver/Core/CommandResults/WriteConcernResult.cs

@@ -0,0 +1,32 @@
+/* Copyright 2010-2012 10gen 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;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MongoDB.Driver
+{
+    /// <summary>
+    /// Represents the results of an operation performed with a WriteConcern other than FireAndForget.
+    /// </summary>
+    [Serializable]
+#pragma warning disable 618
+    public class WriteConcernResult : SafeModeResult
+#pragma warning restore
+    {
+    }
+}

Driver/Core/MongoClient.cs

@@ -0,0 +1,104 @@
+/* Copyright 2010-2012 10gen 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;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MongoDB.Driver
+{
+    /// <summary>
+    /// Represents a client to MongoDB.
+    /// </summary>
+    public class MongoClient
+    {
+        // private fields
+        private readonly MongoClientSettings _settings;
+
+        // constructors
+        /// <summary>
+        /// Initializes a new instance of the MongoClient class.
+        /// </summary>
+        public MongoClient()
+            : this(new MongoClientSettings())
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the MongoClient class.
+        /// </summary>
+        /// <param name="settings">The settings.</param>
+        public MongoClient(MongoClientSettings settings)
+        {
+            _settings = settings.FrozenCopy();
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the MongoClient class.
+        /// </summary>
+        /// <param name="url">The URL.</param>
+        public MongoClient(MongoUrl url)
+            : this(MongoClientSettings.FromUrl(url))
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the MongoClient class.
+        /// </summary>
+        /// <param name="connectionString">The connection string.</param>
+        public MongoClient(string connectionString)
+            : this(ParseConnectionString(connectionString))
+        {
+        }
+
+        // public properties
+        /// <summary>
+        /// Gets the client settings.
+        /// </summary>
+        public MongoClientSettings Settings
+        {
+            get { return _settings; }
+        }
+
+        // private static methods
+        private static MongoClientSettings ParseConnectionString(string connectionString)
+        {
+            if (connectionString.StartsWith("mongodb://"))
+            {
+                var url = new MongoUrl(connectionString);
+                return MongoClientSettings.FromUrl(url);
+            }
+            else
+            {
+                var builder = new MongoConnectionStringBuilder(connectionString);
+                return MongoClientSettings.FromConnectionStringBuilder(builder);
+            }
+        }
+
+        // public methods
+        /// <summary>
+        /// Gets a MongoServer object using this client's settings.
+        /// </summary>
+        /// <returns>A MongoServer.</returns>
+        public MongoServer GetServer()
+        {
+            var serverSettings = MongoServerSettings.FromClientSettings(_settings);
+#pragma warning disable 618
+            return MongoServer.Create(serverSettings);
+#pragma warning restore
+        }
+    }
+}