public void Load(ITokenCacheSerializer tokenCacheSerializer)
{
TokenCacheLock.EnterReadLock();
var sessionValue = _context.Session.Get(_sessionKey);
if (sessionValue != null)
{
tokenCacheSerializer.DeserializeMsalV3(sessionValue);
}
TokenCacheLock.ExitReadLock();
}
public void Load(ITokenCacheSerializer cacheSerializer)
{
// Retrieve any existing tokens from session state.
// Locks are used to ensure thread safety.
SessionLock.EnterReadLock();
byte[] blob = httpContext.Session.Get(CacheId);
if (blob != null)
{
cacheSerializer.DeserializeMsalV3(blob);
}
SessionLock.ExitReadLock();
}
private void Load(string key, ITokenCacheSerializer tokenCache)
{
using IServiceScope scope = serviceProvider.CreateScope();
IMsalTokenDbContext ctx = scope.ServiceProvider.GetRequiredService <IMsalTokenDbContext>();
MsalToken token = ctx.MsalTokens.Find(key);
if (token != null)
{
tokenCache.DeserializeMsalV3(token.Value);
}
}
/// <summary>
/// Loads the user token cache from memory.
/// </summary>
private void LoadUserTokenCacheFromMemory(ITokenCacheSerializer tokenCache)
{
string cacheKey = this.GetMsalAccountId();
if (string.IsNullOrWhiteSpace(cacheKey))
{
return;
}
// Ideally, methods that load and persist should be thread safe. MemoryCache.Get() is thread safe.
byte[] tokenCacheBytes = (byte[])this.memoryCache.Get(this.GetMsalAccountId());
tokenCache.DeserializeMsalV3(tokenCacheBytes);
}
/// <summary>
/// Reads the cache data from the backend database.
/// </summary>
private void ReadCacheForSignedInApp(ITokenCacheSerializer tokenCache)
{
if (_inMemoryCache == null) // first time access
{
_inMemoryCache = GetLatestAppRecordQuery().FirstOrDefault();
}
else
{
// retrieve last written record from the DB
var lastwriteInDb = GetLatestAppRecordQuery().Select(n => n.LastWrite).FirstOrDefault();
// if the persisted copy is newer than the in-memory copy
if (lastwriteInDb > _inMemoryCache.LastWrite)
{
// read from from storage, update in-memory copy
_inMemoryCache = GetLatestAppRecordQuery().FirstOrDefault();
}
}
// Send data to the TokenCache instance
tokenCache.DeserializeMsalV3((_inMemoryCache == null) ? null : _dataProtector.Unprotect(_inMemoryCache.CacheBits));
}
private void Load(string key, ITokenCacheSerializer tokenCache)
{
var data = (byte[])cache.Get(key);
tokenCache.DeserializeMsalV3(data);
}
