private CompilerCacheEntry PopulateCacheSetContext(ICacheSetContext cacheSetContext)
{
var entry = (CompilerCacheEntry)cacheSetContext.State;
cacheSetContext.AddExpirationTrigger(_fileProvider.Watch(entry.RelativePath));
var globalImportPaths = ViewHierarchyUtility.GetGlobalImportLocations(cacheSetContext.Key);
foreach (var location in globalImportPaths)
{
cacheSetContext.AddExpirationTrigger(_fileProvider.Watch(location));
}
return(entry);
}
private PrecompilationCacheEntry OnCacheMiss(ICacheSetContext cacheSetContext)
{
var fileInfo = (RelativeFileInfo)cacheSetContext.State;
var entry = GetCacheEntry(fileInfo);
if (entry != null)
{
cacheSetContext.AddExpirationTrigger(_fileProvider.Watch(fileInfo.RelativePath));
foreach (var viewStartPath in ViewStartUtility.GetViewStartLocations(fileInfo.RelativePath))
{
cacheSetContext.AddExpirationTrigger(_fileProvider.Watch(viewStartPath));
}
}
return(entry);
}
/// <summary>
/// Adds inherited trigger and absolute expiration information.
/// </summary>
/// <param name="link"></param>
public static void AddEntryLink(this ICacheSetContext context, IEntryLink link)
{
foreach (var trigger in link.Triggers)
{
context.AddExpirationTrigger(trigger);
}
if (link.AbsoluteExpiration.HasValue)
{
context.SetAbsoluteExpiration(link.AbsoluteExpiration.Value);
}
}
private CodeTree OnCacheMiss(ICacheSetContext cacheSetContext)
{
var pagePath = cacheSetContext.Key;
var getCodeTree = (Func <IFileInfo, CodeTree>)cacheSetContext.State;
// GetOrAdd is invoked for each _ViewStart that might potentially exist in the path.
// We can avoid performing file system lookups for files that do not exist by caching
// negative results and adding a Watch for that file.
cacheSetContext.AddExpirationTrigger(_fileProvider.Watch(pagePath));
cacheSetContext.SetSlidingExpiration(SlidingExpirationDuration);
var file = _fileProvider.GetFileInfo(pagePath);
return(file.Exists ? getCodeTree(file) : null);
}