/// <summary>
/// Converts the specified collection of searchbox items to a filter expression.
/// </summary>
/// <param name="searchBoxItems">A collection of searchbox items to convert.</param>
/// <returns>A filter expression.</returns>
/// <exception cref="ArgumentNullException">The specified value is a null reference.</exception>
protected static FilterExpressionNode ConvertToFilterExpression(ICollection <SearchTextParseResult> searchBoxItems)
{
if (searchBoxItems == null)
{
throw new ArgumentNullException("searchBoxItems");
}
if (searchBoxItems.Count == 0)
{
return(null);
}
else
{
FilterExpressionAndOperatorNode filterExpression = new FilterExpressionAndOperatorNode();
foreach (SearchTextParseResult item in searchBoxItems)
{
filterExpression.Children.Add(new FilterExpressionOperandNode(item.FilterRule));
}
return(filterExpression);
}
}
/// <summary>
/// Converts the specified collection of searchbox items to a filter expression.
/// </summary>
/// <param name="searchBoxItems">A collection of searchbox items to convert.</param>
/// <returns>A filter expression.</returns>
/// <exception cref="ArgumentNullException">The specified value is a null reference.</exception>
protected static FilterExpressionNode ConvertToFilterExpression(ICollection<SearchTextParseResult> searchBoxItems)
{
if (searchBoxItems == null)
{
throw new ArgumentNullException("searchBoxItems");
}
if (searchBoxItems.Count == 0)
{
return null;
}
else
{
FilterExpressionAndOperatorNode filterExpression = new FilterExpressionAndOperatorNode();
foreach (SearchTextParseResult item in searchBoxItems)
{
filterExpression.Children.Add(new FilterExpressionOperandNode(item.FilterRule));
}
return filterExpression;
}
}
