/// <summary>
/// GetAssetSize
/// Return the current asset size on disk: audio chunks, video chunks and manifest
/// </summary>
public async Task <ulong> GetAssetSize(ManifestCache cache)
{
ulong val = 0;
string path = string.Empty;
path = Path.Combine(Path.Combine(root, cache.StoragePath), manifestFileName);
if (!string.IsNullOrEmpty(path))
{
val += await GetFileSize(path);
}
using (var releaser = await internalVideoDiskLock.ReaderLockAsync())
{
path = Path.Combine(Path.Combine(root, cache.StoragePath), videoIndexFileName);
if (!string.IsNullOrEmpty(path))
{
val += await GetFileSize(path);
}
path = Path.Combine(Path.Combine(root, cache.StoragePath), videoContentFileName);
if (!string.IsNullOrEmpty(path))
{
val += await GetFileSize(path);
}
}
using (var releaser = await internalAudioDiskLock.ReaderLockAsync())
{
path = Path.Combine(Path.Combine(root, cache.StoragePath), audioIndexFileName);
if (!string.IsNullOrEmpty(path))
{
val += await GetFileSize(path);
}
path = Path.Combine(Path.Combine(root, cache.StoragePath), audioContentFileName);
if (!string.IsNullOrEmpty(path))
{
val += await GetFileSize(path);
}
}
return(val);
}
/// <summary> Get object from isolated storage file.</summary>
/// <param name="fullpath"> file name to retreive</param>
/// <param name="type"> type of object to read</param>
/// <returns> a <c>object</c> instance, or null if the operation failed.</returns>
private async Task <object> GetObjectByType(string filepath, Type type)
{
object retVal = null;
try
{
using (var releaser = await internalManifestDiskLock.ReaderLockAsync())
{
System.Diagnostics.Debug.WriteLine(string.Format("{0:d/M/yyyy HH:mm:ss.fff}", DateTime.Now) + " internalManifestDiskLock Reader Enter for Uri: " + filepath.ToString());
byte[] bytes = await Restore(filepath);
if (bytes != null)
{
try
{
using (MemoryStream ms = new MemoryStream(bytes))
{
if (ms != null)
{
System.Runtime.Serialization.DataContractSerializer ser = new System.Runtime.Serialization.DataContractSerializer(type);
retVal = ser.ReadObject(ms);
}
}
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(string.Format("{0:d/M/yyyy HH:mm:ss.fff}", DateTime.Now) + " internalManifestDiskLock Reader Exception for Uri: " + filepath.ToString() + " Exception: " + e.Message);
}
}
System.Diagnostics.Debug.WriteLine(string.Format("{0:d/M/yyyy HH:mm:ss.fff}", DateTime.Now) + " internalManifestDiskLock Reader Exit for Uri: " + filepath.ToString());
}
}
catch (Exception)
{
}
return(retVal);
}
