/// <summary>
/// Deserializes state of the cache. The state should be the blob received earlier by calling the method Serialize.
/// </summary>
/// <param name="state">State of the cache as a blob</param>
public void Deserialize([ReadOnlyArray] byte[] state)
{
lock (cacheLock)
{
if (state == null)
{
this.tokenCacheDictionary.Clear();
return;
}
using (Stream stream = new MemoryStream())
{
BinaryWriter writer = new BinaryWriter(stream);
writer.Write(state);
writer.Flush();
stream.Position = 0;
BinaryReader reader = new BinaryReader(stream);
int schemaVersion = reader.ReadInt32();
if (schemaVersion != SchemaVersion)
{
Logger.Warning(null,
"The version of the persistent state of the cache does not match the current schema, so skipping deserialization.");
return;
}
this.tokenCacheDictionary.Clear();
int count = reader.ReadInt32();
for (int n = 0; n < count; n++)
{
string keyString = reader.ReadString();
string[] kvpElements = keyString.Split(new[] { Delimiter }, StringSplitOptions.None);
AuthenticationResult result = AuthenticationResult.Deserialize(reader.ReadString());
TokenCacheKey key = new TokenCacheKey(kvpElements[0], kvpElements[1], kvpElements[2],
(TokenSubjectType)int.Parse(kvpElements[3]), result.UserInfo);
this.tokenCacheDictionary.Add(key, result);
}
Logger.Information(null, "Deserialized {0} items to token cache.", count);
}
}
}
/// <summary>
/// Deserializes state of the cache. The state should be the blob received earlier by calling the method Serialize.
/// </summary>
/// <param name="state">State of the cache as a blob</param>
public void Deserialize(byte[] state)
{
if (state == null)
{
this.tokenCacheDictionary.Clear();
return;
}
using (Stream stream = new MemoryStream())
{
BinaryWriter writer = new BinaryWriter(stream);
writer.Write(state);
writer.Flush();
stream.Position = 0;
BinaryReader reader = new BinaryReader(stream);
int schemaVersion = reader.ReadInt32();
if (schemaVersion != SchemaVersion)
{
// The version of the serialized cache does not match the current schema
return;
}
this.tokenCacheDictionary.Clear();
int count = reader.ReadInt32();
for (int n = 0; n < count; n++)
{
string keyString = reader.ReadString();
string[] kvpElements = keyString.Split(new[] { Delimiter }, StringSplitOptions.None);
AuthenticationResult result = AuthenticationResult.Deserialize(reader.ReadString());
TokenCacheKey key = new TokenCacheKey(kvpElements[0], kvpElements[1], kvpElements[2], (TokenSubjectType)int.Parse(kvpElements[3]), result.UserInfo);
this.tokenCacheDictionary.Add(key, result);
}
}
}
