private string LoadFromExternal(string viewKey, string filename)
{
if (viewCache.TryFind(viewKey, out var viewData))
{
return(viewData);
}
if (Path.DirectorySeparatorChar != '\\')
{
filename = filename.Replace("\\", Path.DirectorySeparatorChar.ToString());
}
filename = Path.GetFullPath(filename);
var fileInfo = new FileInfo(filename);
if (!fileInfo.Exists)
{
throw new ApplicationException($"External View '{filename}' could not be found!");
}
var lastWrite = fileInfo.LastWriteTimeUtc;
var view = new CachedView {
IsExpiredFunc = () => File.GetLastWriteTimeUtc(filename) != lastWrite,
};
using (var stream = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read))
using (var reader = new StreamReader(stream)) {
view.Data = reader.ReadToEnd();
}
viewCache.Update(viewKey, view);
return(view.Data);
}
private string LoadFromAssembly(string viewKey, Assembly assembly, string path)
{
if (viewCache.TryFind(viewKey, out var viewData))
{
return(viewData);
}
var view = new CachedView {
IsExpiredFunc = () => false,
};
using (var stream = assembly.GetManifestResourceStream(path)) {
if (stream == null)
{
throw new ApplicationException($"Assembly View '{path}' could not be found!");
}
using (var reader = new StreamReader(stream)) {
view.Data = reader.ReadToEnd();
}
}
viewCache.Update(viewKey, view);
return(view.Data);
}
public void Update(string viewKey, CachedView view)
{
viewCacheList.AddOrUpdate(viewKey, k => view, (k, v) => view);
}