/// <summary>
/// Gets (or constructs) the FilterAttributeCache for the database in question.
/// A typical application will only have one FilterAttributeCache for its lifetime,
/// but it is possible to be running FrameLog on multiple databases simultaneously.
/// We use the IFrameLogContext.UnderlyingType to create one FilterAttributeCache per
/// database-type.
/// </summary>
internal static FilterAttributeCache For(IFrameLogContext context)
{
var id = context.UnderlyingContextType;
lock (caches)
{
FilterAttributeCache filter;
if (!caches.TryGetValue(id, out filter))
{
filter = caches[id] = new FilterAttributeCache(context.Workspace);
}
return filter;
}
}
public AttributeBasedLoggingFilter(ContextInfo context)
{
cache = FilterAttributeCache.For(context);
}
public AttributeBasedLoggingFilter(IFrameLogContext context)
{
cache = FilterAttributeCache.For(context);
}
