/// <summary>
/// Check the shard set action queues for the next request and, if found,
/// process the associated action off the queue.
/// </summary>
/// <param name="uniqueProcessID">A unique process identifier pass to the table driver to identify the caller.</param>
public virtual void CheckAndProcessQueue(Guid uniqueProcessID)
{
SendQueueProcessingEvent("Queue Processing Started");
//Get the next queue request in order of execution
var request = GetNextQueueRequest();
// identity the request type and call the appropriate method to handle the request
while (request != null)
{
switch (request.GetType().Name)
{
case _shardCreationRequest:
{
SendQueueProcessingEvent(_shardCreationRequest, request);
ShardSetConfig.HandleShardCreationRequest(request as ShardCreationRequest, this);
break;
}
case _shardMapPublishingRequest:
{
SendQueueProcessingEvent(_shardMapPublishingRequest, request);
ShardSetConfig.HandleShardMapPublishingRequest(request as ShardMapPublishingRequest,
this);
break;
}
case _shardletMoveRequest:
{
SendQueueProcessingEvent(_shardletMoveRequest, request);
Shardlet.HandleShardletMoveRequest(request as ShardletMoveRequest, this, uniqueProcessID);
break;
}
case _shardDeletionRequest:
{
SendQueueProcessingEvent(_shardDeletionRequest, request);
ShardSetConfig.HandleShardDeletionRequest(request as ShardDeletionRequest, this);
break;
}
case _shardMapSyncRequest:
{
SendQueueProcessingEvent(_shardMapSyncRequest, request);
ShardSetConfig.HandleShardSyncRequest(request as ShardSyncRequest, this);
break;
}
}
request = GetNextQueueRequest();
}
SendQueueProcessingEvent("Queue Processing Completed");
}
/// <summary> /// Terminates the connections to the shardlet. /// </summary> /// <param name="shardlet">The shardlet.</param> public abstract void TerminateConnections(Shardlet shardlet);
/// <summary> /// De-registers the shardlet connection. /// </summary> /// <param name="shardlet">The shardlet.</param> /// <param name="spid">The spid.</param> public abstract void RemoveShardletConnection(Shardlet shardlet, short spid);
/// <summary> /// Registers the shardlet connection. /// </summary> /// <param name="shardlet">The shardlet.</param> /// <param name="spid">The spid.</param> public abstract void PublishShardletConnection(Shardlet shardlet, short spid);
/// <summary> /// Publishes the Shardlet into the pinned Shardlet list. /// </summary> /// <param name="shardlet">The Shardlet.</param> public abstract void PublishShardlet(Shardlet shardlet);
/// <summary>
/// Disconnects the specified shardlet.
/// </summary>
/// <param name="shardlet">The shardlet.</param>
/// <param name="spid">The spid.</param>
public static void Disconnect(Shardlet shardlet, short spid)
{
ScaleOutShardletManager.GetManager().Disconnect(shardlet, spid);
}
