public void Remove(string key, string contextType, string context)
{
var databaseMessageKey = new DatabaseMessageKey(contextType, context, key);
lock (this.cache)
{
if (this.cache.ContainsKey(databaseMessageKey))
{
this.cache.Remove(databaseMessageKey);
}
}
var messageObject = this.databaseSession.QueryOver <DatabaseMessage>()
.Where(x => x.MessageKey == key)
.And(x => x.ContextType == contextType)
.And(x => x.Context == context)
.SingleOrDefault();
if (messageObject == null)
{
// nothing to delete?
return;
}
this.databaseSession.Delete(messageObject);
this.databaseSession.Flush();
}
public List <List <string> > Get(string key, string contextType, string context)
{
var objectKey = new DatabaseMessageKey(contextType, context, key);
DatabaseMessage messageObject = null;
bool inCache = false;
lock (this.cache)
{
if (this.cache.ContainsKey(objectKey))
{
messageObject = this.cache[objectKey];
inCache = true;
}
}
if (!inCache)
{
messageObject = this.databaseSession.QueryOver <DatabaseMessage>()
.Where(x => x.MessageKey == key)
.And(x => x.ContextType == contextType)
.And(x => x.Context == context)
.And(x => x.Format == 1)
.SingleOrDefault();
lock (this.cache)
{
if (!this.cache.ContainsKey(objectKey))
{
this.cache.Add(objectKey, messageObject);
}
}
}
if (messageObject == null)
{
return(null);
}
try
{
var data = JsonSerializer.Deserialize <List <List <string> > >(messageObject.Value);
return(data);
}
catch (JsonException ex)
{
this.logger.ErrorFormat(ex, "Invalid message for {0} / ({1}) {2}.", key, contextType, context);
return(null);
}
}
public void Set(string key, string contextType, string context, List <List <string> > value)
{
var databaseMessageKey = new DatabaseMessageKey(contextType, context, key);
lock (this.cache)
{
if (this.cache.ContainsKey(databaseMessageKey))
{
this.cache.Remove(databaseMessageKey);
}
}
var messageObject = this.databaseSession.QueryOver <DatabaseMessage>()
.Where(x => x.MessageKey == key)
.And(x => contextType == null || x.ContextType == contextType)
.And(x => context == null || x.Context == context)
.SingleOrDefault();
if (messageObject == null)
{
messageObject = new DatabaseMessage
{
Context = context,
ContextType = contextType,
MessageKey = key
};
}
messageObject.Value = JsonSerializer.Serialize(value);
messageObject.Format = 1;
messageObject.LastUpdated = DateTime.UtcNow;
this.databaseSession.SaveOrUpdate(messageObject);
this.databaseSession.Flush();
lock (this.cache)
{
if (this.cache.ContainsKey(databaseMessageKey))
{
this.cache.Remove(databaseMessageKey);
}
this.cache.Add(databaseMessageKey, messageObject);
}
}
protected bool Equals(DatabaseMessageKey other)
{
return(this.ContextType == other.ContextType && this.Context == other.Context &&
this.MessageKey == other.MessageKey);
}
