public void Dispose()
{
eventStorage.Dispose();
}
protected EventMessageHeader[] PopMessagesFromSubscribeQueueBatch(IEventStorage storage, string queueName, int count)
{
var length = count;
var result = storage.Pipeline(s => {
while (--length >= 0)
{
s.RightPop(queueName);
}
});
var keys = new List <string>();
var headerKeys = new List <string>();
var bodyKeys = new List <string>();
foreach (var bytes in result)
{
if (!(bytes is byte[]))
{
continue;
}
var msgKey = (byte[])bytes;
var key = msgKey.ToGuidString();
keys.Add(key);
headerKeys.Add(this.MessageHeaderPrefix + key);
bodyKeys.Add(this.MessagePrefix + key);
}
if (keys.Count <= 0)
{
return(null);
}
storage.Pipeline(s => keys.ForEach(k => s.Decrement(this.MessageRefPrefix + k)));
result = storage.Pipeline(s => {
s.MultiGet(headerKeys.ToArray());
s.MultiGet(bodyKeys.ToArray());
});
storage.Dispose();
if (result == null)
{
return(null);
}
var objects = result.ToArray();
if (objects.Length < 2)
{
return(null);
}
var headerBytes = (byte[][])objects[0];
var bodyBytes = (byte[][])objects[1];
if (headerBytes == null || headerBytes.Length <= 0)
{
return(null);
}
if (bodyBytes == null || bodyBytes.Length != headerBytes.Length)
{
return(null);
}
var list = new List <EventMessageHeader>();
for (var i = 0; i < headerBytes.Length; i++)
{
var bytes = headerBytes[i];
var header = this.Serializer.Deserialize <EventMessageHeader>(bytes, null);
if (header == null)
{
continue;
}
bytes = bodyBytes[i];
var body = this.Serializer.Deserialize <EventMessage>(bytes, null);
if (body.MessageGuid != header.MessageGuid)
{
continue;
}
header.Message = body;
list.Add(header);
}
return(list.ToArray());
}