private static CompositeFilterDescriptor ConvertDescriptor(
CompositeFilterDescriptor compositeFilter,
CompositeFilterDescriptor.DescriptorType type,
Type dataType)
{
if (compositeFilter == null)
{
throw new ArgumentNullException(nameof(compositeFilter));
}
if (type == CompositeFilterDescriptor.DescriptorType.Unknown)
{
throw new InvalidOperationException("You cannot convert the filter descriptor to unknown type.");
}
CompositeFilterDescriptor filterDescriptor1 = compositeFilter.Clone() as CompositeFilterDescriptor;
while (filterDescriptor1.FilterDescriptors.Count > 2)
{
int index = filterDescriptor1.FilterDescriptors.Count - 1;
filterDescriptor1.FilterDescriptors.RemoveAt(index);
}
while (filterDescriptor1.FilterDescriptors.Count < 2)
{
if ((object)dataType == (object)typeof(DateTime))
{
filterDescriptor1.FilterDescriptors.Add((FilterDescriptor) new DateFilterDescriptor());
}
else
{
filterDescriptor1.FilterDescriptors.Add(new FilterDescriptor());
}
}
if (type == CompositeFilterDescriptor.DescriptorType.Between || type == CompositeFilterDescriptor.DescriptorType.NotBetween)
{
filterDescriptor1.LogicalOperator = FilterLogicalOperator.And;
FilterDescriptor filterDescriptor2 = filterDescriptor1.FilterDescriptors[0];
filterDescriptor2.PropertyName = filterDescriptor1.PropertyName;
filterDescriptor2.Operator = FilterOperator.IsGreaterThanOrEqualTo;
FilterDescriptor filterDescriptor3 = filterDescriptor1.FilterDescriptors[1];
filterDescriptor3.PropertyName = filterDescriptor1.PropertyName;
filterDescriptor3.Operator = FilterOperator.IsLessThanOrEqualTo;
filterDescriptor1.NotOperator = type == CompositeFilterDescriptor.DescriptorType.NotBetween;
}
return(filterDescriptor1);
}
private static CompositeFilterDescriptor ConvertDescriptor(CompositeFilterDescriptor compositeFilter, DescriptorType type)
{
if (compositeFilter == null)
{
throw new ArgumentNullException("compositeFilter");
}
if (type == DescriptorType.Unknown)
{
throw new InvalidOperationException("You cannot convert the filter descriptor to unknown type.");
}
CompositeFilterDescriptor result = compositeFilter.Clone() as CompositeFilterDescriptor;
while (result.FilterDescriptors.Count > 2)
{
int lastIndex = result.FilterDescriptors.Count - 1;
result.FilterDescriptors.RemoveAt(lastIndex);
}
while (result.FilterDescriptors.Count < 2)
{
result.FilterDescriptors.Add(new FilterDescriptor());
}
if (type == DescriptorType.Between || type == DescriptorType.NotBetween)
{
result.LogicalOperator = FilterLogicalOperator.And;
FilterDescriptor firstFilterDescriptor = result.FilterDescriptors[0];
firstFilterDescriptor.PropertyName = result.PropertyName;
firstFilterDescriptor.Operator = FilterOperator.IsGreaterThanOrEqualTo;
FilterDescriptor secondFilterDescriptor = result.FilterDescriptors[1];
secondFilterDescriptor.PropertyName = result.PropertyName;
secondFilterDescriptor.Operator = FilterOperator.IsLessThanOrEqualTo;
result.NotOperator = type == DescriptorType.NotBetween;
}
return(result);
}
