CSHARP-797: Add Requests to BulkWriteArgs.

Author: rstam

MongoDB.Driver/MongoCollection.cs

@@ -190,10 +190,6 @@ public virtual CommandResult AggregateExplain(AggregateArgs args)
         /// </returns>
         public virtual BulkWriteResult BulkWrite(BulkWriteArgs args)
         {
-            if (!args.Requests.Any())
-            {
-                throw new ArgumentException("No requests specified in bulk operation.", "args");
-            }
             var connection = _server.AcquireConnection(ReadPreference.Primary);
             try
             {

MongoDB.Driver/Operations/BulkWriteArgs.cs

@@ -28,8 +28,8 @@ public class BulkWriteArgs
         private bool? _isOrdered;
         private int? _maxBatchCount;
         private int? _maxBatchLength;
+        private IEnumerable<WriteRequest> _requests = new List<WriteRequest>();
         private WriteConcern _writeConcern;
-        private IList<WriteRequest> _requests = new List<WriteRequest>();
 
         // public properties
         /// <summary>
@@ -89,6 +89,15 @@ public int? MaxBatchLength
             set { _maxBatchLength = value; }
         }
 
+        /// <summary>
+        /// Gets or sets the write requests.
+        /// </summary>
+        public IEnumerable<WriteRequest> Requests
+        {
+            get { return _requests; }
+            set { _requests = value ?? new List<WriteRequest>(); }
+        }
+
         /// <summary>
         /// Gets or sets the write concern.
         /// </summary>
@@ -100,14 +109,5 @@ public WriteConcern WriteConcern
             get { return _writeConcern; }
             set { _writeConcern = value; }
         }
-
-        /// <summary>
-        /// Gets or sets the write requests.
-        /// </summary>
-        public IList<WriteRequest> Requests
-        {
-            get { return _requests; }
-            set { _requests = value ?? new List<WriteRequest>(); }
-        }
     }
 }