public override void Write(CacheItemInfo info, byte[] data)
{
var fi = new FileItem(info);
PriorityQueue.AddStorageWorkItem(() =>
{
lock (LockObject) {
for (int r = 0; r < WriteRetries; r++)
{
try {
FileItem.EnsurePath(IsoStore, fi.FileName);
using (Stream stream = IsoStore.OpenFile(fi.FileName, FileMode.Create, FileAccess.Write, FileShare.None)) {
stream.Write(data, 0, data.Length);
stream.Flush();
}
_cache[info.UniqueName] = info;
break;
}
catch (IsolatedStorageException) {
Debug.WriteLine("Exception writing file: Name={0}, Length={1}", fi.FileName, data.Length);
// These IsolatedStorageExceptions seem to happen at random,
// haven't yet found a repro. So for the retry,
// if we failed, sleep for a bit and then try again.
//
Thread.Sleep(50);
}
}
}
});
}
public byte[] Read(string filename)
{
// Debug.WriteLine("Storage: Reading " + filename);
byte[] bytes = new byte[] { };;
// Opening for read only.
try
{
if (IsoStore.FileExists(filename))
{
using (var fileStream = IsoStore.OpenFile(filename, FileMode.Open, FileAccess.Read))
{
bytes = new byte[fileStream.Length];
fileStream.Read(bytes, 0, bytes.Length);
}
}
}
catch (FileNotFoundException)
{
}
catch (IsolatedStorageException)
{
}
/*finally
* {
* }*/
return(bytes);
}
public override byte[] Read(CacheItemInfo item)
{
var fi = new FileItem(item);
byte[] bytes = null;
lock (LockObject) {
if (!IsoStore.FileExists(fi.FileName))
{
return(null);
}
using (Stream stream = IsoStore.OpenFile(fi.FileName, FileMode.Open, FileAccess.Read, FileShare.Read)) {
bytes = new byte[stream.Length];
stream.Read(bytes, 0, (int)stream.Length);
}
}
return(bytes);
}
public void Write(string filename, byte[] data)
{
using (var fileStream = IsoStore.OpenFile(filename, FileMode.Create, FileAccess.Write, FileShare.Write)) // IsoStore.CreateFile(filename))
{
try
{
if (data != null && data.Length > 0)
{
Debug.WriteLine("Storage: Writing " + filename);
fileStream.Write(data, 0, data.Length);
}
}
catch
{
}
//finally
//{
//fileStream.Close();
//}
}
}
