Exemplo n.º 1
0
        public void Execute(API.CommandManager manager, IRemoteCommandArguments arguments)
        {
            var args = (SelectArguments)arguments;

            Guard.ArgumentNotNullForCommand<Select>(args.Selector);

            API.FieldCommands.Select selectCommand = null;

            if (args.SelectMode.HasValue)
            {
                if (args.Value != null)
                {
                    selectCommand = manager.Select(args.Value, args.SelectMode.Value);
                }
                else if (args.Values != null)
                {
                    selectCommand = manager.Select(args.SelectMode.Value, args.Values.ToArray());
                }
                else if (args.Index != null)
                {
                    selectCommand = manager.Select(args.Index.Value);
                }
                else if (args.Indices != null)
                {
                    selectCommand = manager.Select(args.Indices.ToArray());
                }
                else if (args.ValueExpression != null)
                {
                    selectCommand = manager.Select(args.ValueExpression, args.SelectMode.Value);
                }
                else
                {
                    throw new InvalidCommandException<Select>();
                }
            }
            else
            {
                if (args.Value != null)
                {
                    selectCommand = manager.Select(args.Value);
                }
                else if (args.Values != null)
                {
                    selectCommand = manager.Select(args.Values.ToArray());
                }
                else if (args.Index != null)
                {
                    selectCommand = manager.Select(args.Index.Value);
                }
                else if (args.Indices != null)
                {
                    selectCommand = manager.Select(args.Indices.ToArray());
                }
                else if (args.ValueExpression != null)
                {
                    selectCommand = manager.Select(args.ValueExpression);
                }
                else
                {
                    throw new InvalidCommandException<Select>();
                }
            }

            if (args.MatchConditions.HasValue)
            {
                selectCommand.From(args.Selector, args.MatchConditions.Value);
            }
            else
            {
                selectCommand.From(args.Selector);
            }
        }