public AndroidCacheFileAsset(Context context, String assertName, String cacheFolderPostfix, OverwriteMethod method)
{
String fileName = Path.GetFileName(assertName);
fileName = Path.Combine(context.GetDir(cacheFolderPostfix, FileCreationMode.Private).AbsolutePath, fileName);
_file = new FileInfo(fileName);
_overwriteMethod = method;
using(System.IO.Stream iStream = context.Assets.Open(assertName))
WriteStream(iStream, FileFullPath, _overwriteMethod);
}