/// <summary>
/// Initializes a new instance of the <see cref="LogMessageCollectionFilteringAccessor{TMessage}"/> class.
/// </summary>
/// <param name="collection">The unfiltered collection the accessor should work on.</param>
/// <param name="filter">
/// The filter the accessor should apply (<c>null</c> to create an accessor without filtering capabilities).
/// </param>
internal LogMessageCollectionFilteringAccessor(
LogMessageCollection <TMessage> collection,
ILogMessageCollectionFilter <TMessage> filter)
{
mCollection = collection ?? throw new ArgumentNullException(nameof(collection));
mFilter = filter;
}
/// <summary>
/// Gets a collection providing the message set that pass the specified filter.
/// </summary>
/// <param name="filter">Filter to apply.</param>
/// <returns>The filtered message collection.</returns>
public FilteredLogMessageCollection <TMessage> GetFilteredCollection(ILogMessageCollectionFilter <TMessage> filter)
{
var collection = new FilteredLogMessageCollection <TMessage>(this, filter);
mFilteredCollections.Add(new WeakReference <FilteredLogMessageCollection <TMessage> >(collection));
return(collection);
}
/// <summary>
/// Initializes a new instance of the <see cref="LogMessageCollection{TMessage}"/> class.
/// </summary>
/// <param name="unfiltered">Collection containing the unfiltered message set.</param>
/// <param name="filter">Filter to apply to the unfiltered message set.</param>
internal FilteredLogMessageCollection(
LogMessageCollection <TMessage> unfiltered,
ILogMessageCollectionFilter <TMessage> filter) : base(unfiltered)
{
Filter = filter ?? throw new ArgumentNullException(nameof(filter));
}
/// <summary>
/// Gets a filtering accessor that matches log messages using the specified filter.
/// </summary>
/// <param name="filter">Filter to use.</param>
/// <returns>The filtering accessor.</returns>
public LogMessageCollectionFilteringAccessor <TMessage> GetFilteringAccessor(ILogMessageCollectionFilter <TMessage> filter)
{
return(new LogMessageCollectionFilteringAccessor <TMessage>(this, filter));
}
