Merge pull request #119 from DataObjects-NET/commandprocessor-command-disposal-fix-1

CommandProcessors: Use safe dispose for commands

Author: alex-kulakov

Orm/Xtensive.Orm/Orm/Providers/CommandProcessing/BatchingCommandProcessor.cs

@@ -174,7 +174,7 @@ private Command ExecuteBatch(int numberOfTasks, QueryRequest lastRequest, Comman
       }
       finally {
         if (!shouldReturnReader) {
-          context.ActiveCommand.Dispose();
+          context.ActiveCommand.DisposeSafely();
         }
         ReleaseCommand(context);
       }
@@ -238,7 +238,7 @@ private async Task<Command> ExecuteBatchAsync(int numberOfTasks, QueryRequest la
       }
       finally {
         if (!shouldReturnReader) {
-          context.ActiveCommand.Dispose();
+          context.ActiveCommand.DisposeSafely();
         }
         ReleaseCommand(context);
       }

Orm/Xtensive.Orm/Orm/Providers/CommandProcessing/SimpleCommandProcessor.cs

@@ -101,7 +101,7 @@ public override async Task ExecuteTasksAsync(CommandProcessorContext context, Ca
           }
         }
         finally {
-          context.ActiveCommand.Dispose();
+          context.ActiveCommand.DisposeSafely();
           ReleaseCommand(context);
         }
       }