/// <summary>
/// Add a sub-filter to this filter
/// </summary>
/// <param name="nextFilter">the next filter to add</param>
public void AddFilter(IFilterAndPipe <T> nextFilter)
{
nextFilter.FilterCompleted += NextFilter_FilterCompleted;
nextFilter.FilterExceptionEncountered += NextFilter_FilterExceptionEncountered;
FilterList.Add(nextFilter);
FilterList.Sort();
}
private void ExecutePipe(IFilterAndPipe <T> filter, T item)
{
try
{
if (filter.CanFilterItem(item))
{
filter.Pipe(item);
}
}
catch (Exception e)
{
FilterExceptionEventArgs eventArgs = new FilterExceptionEventArgs(Name)
{
Exception = e
};
FilterExceptionEncountered?.Invoke(this, eventArgs);
}
}
/// <summary>
/// Compare two filters and return difference is SortOrder
/// </summary>
/// <param name="x">filter</param>
/// <param name="y">another filter</param>
/// <returns></returns>
public int Compare(IFilterAndPipe <T> x, IFilterAndPipe <T> y)
{
return(x.CompareTo(y));
}
/// <summary>
/// The difference between this.SortOrder and the other.SortOrder
/// </summary>
/// <param name="other">the other filter</param>
/// <returns>The difference between this.SortOrder and the other.SortOrder</returns>
public int CompareTo(IFilterAndPipe <T> other)
{
return(SortOrder - other.SortOrder);
}
