public virtual void Invoke(Queue <TxEntryRequest> reqQueue)
{
while (reqQueue.Count > 0)
{
TxEntryRequest req = reqQueue.Dequeue();
req.Accept(this);
}
}
internal void EnqueueTxEntryRequest(TxEntryRequest req)
{
this.txEntryVisitor.Invoke(req);
RedisRequest redisReq = this.txEntryVisitor.RedisReq;
redisReq.ResponseVisitor = this.redisResponseVisitor;
this.redisRequestQueue.Enqueue(redisReq);
}
internal override void EnqueueTxEntryRequest(long txId, TxEntryRequest txEntryRequest, int executorPK = 0)
{
this.dbVisitors[executorPK].Invoke(txEntryRequest);
return;
////////////////////////////////////////////////
int pk = this.PhysicalTxPartitionByKey(txId);
//while (Interlocked.CompareExchange(ref this.latches[pk], 1, 0) != 0) ;
//partitionedQueues[pk].Enqueue(txEntryRequest, executorPK);
//Interlocked.Exchange(ref this.latches[pk], 0);
// count tasks per partition
//this.ccTasksCnt.Enqueue(pk);
lock (this.rawPartitionedQueues[pk])
{
this.rawPartitionedQueues[pk].Enqueue(txEntryRequest);
System.Threading.Monitor.Pulse(this.rawPartitionedQueues[pk]);
}
//lock (partitionedQueues[pk])
//{
// partitionedQueues[pk].Enqueue(txEntryRequest, executorPK);
//}
//this.ccPartitionedQueues[pk].Enqueue(txEntryRequest);
while (!txEntryRequest.Finished)
{
lock (txEntryRequest)
{
if (!txEntryRequest.Finished)
{
System.Threading.Monitor.Wait(txEntryRequest);
}
}
}
}
public override void Invoke(Queue <TxEntryRequest> reqQueue)
{
//foreach (TxEntryRequest req in reqs)
//{
// clientPool.EnqueueTxEntryRequest(req);
//}
//clientPool.Visit();
int reqCount = 0;
while (reqQueue.Count > 0)
{
TxEntryRequest req = reqQueue.Dequeue();
req.Accept(this);
reqCount++;
}
if (reqCount > 0)
{
this.clientPool.Flush(this.redisRequests, redisClient, reqCount);
}
this.reqIndex = 0;
}
internal override void EnqueueTxEntryRequest(long txId, TxEntryRequest txEntryRequest, int execPartition = 0)
{
// Interlocked.Increment(ref VersionDb.EnqueuedRequests);
// SingletonPartitionVersionDb implementation 1
//base.EnqueueTxEntryRequest(txId, txEntryRequest, execPartition);
//while (!txEntryRequest.Finished) ;
// SingletonPartitionedVersionDb implementation 2
int pk = this.PhysicalTxPartitionByKey(txId);
this.dbVisitors[pk].Invoke(txEntryRequest);
// SingletonPartitionedVersionDb implementation 3
//int pk = this.PhysicalTxPartitionByKey(txId);
//if (pk == execPartition)
//{
// this.dbVisitors[pk].Invoke(txEntryRequest);
//}
//else
//{
// base.EnqueueTxEntryRequest(txId, txEntryRequest, execPartition);
//}
}
private void Monitor(object partitionKey)
{
//long totalTicks = 0;
//long idleTicks = 0;
//long round = 0;
//long idleRound = 0;
int pk = (int)partitionKey;
while (this.Active)
{
//long start = DateTime.Now.Ticks;
//round++;
//bool idle = true;
// flush version db queue
TxEntryRequest txReq = null;
lock (this.rawPartitionedQueues[pk])
{
if (this.rawPartitionedQueues[pk].Count > 0)
{
txReq = this.rawPartitionedQueues[pk].Dequeue();
}
else
{
System.Threading.Monitor.Wait(this.rawPartitionedQueues[pk]);
}
}
if (txReq != null)
{
this.dbVisitors[pk].Invoke(txReq);
lock (txReq)
{
System.Threading.Monitor.Pulse(txReq);
}
}
//if (this.partitionedQueues[pk].TryDequeue(out txReq))
//if (this.ccPartitionedQueues[pk].TryDequeue(out txReq))
//{
// //this.ccPartitionedQueues[pk].IsEmpty;
// //idle = false;
// this.dbVisitors[pk].Invoke(txReq);
// lock (txReq)
// {
// System.Threading.Monitor.Pulse(txReq);
// }
//}
// flush VersionTables Queue
//VersionEntryRequest veReq = null;
//if (this.versionTables.Count > 0) // avoid lock mostly, just for test, not safe theoretically
//{
// foreach (var item in this.versionTables)
// {
// //if ((item.Value as PartitionedCassandraVersionTable).partitionedQueues[pk].TryDequeue(out veReq))
// if ((item.Value as PartitionedCassandraVersionTable).ccPartitionedQueues[pk].TryDequeue(out veReq))
// {
// //idle = false;
// (item.Value as PartitionedCassandraVersionTable).tableVisitors[pk].Invoke(veReq);
// lock (veReq)
// {
// System.Threading.Monitor.Pulse(veReq);
// }
// }
// }
//}
//long end = DateTime.Now.Ticks;
//long delta = end - start;
//totalTicks += delta;
//if (idle)
//{
// idleRound++;
// idleTicks += delta;
//}
}
//Console.WriteLine("Monitor: {0}, total round {1}, idle round {2}, idle rate {3} \n" +
// " total ticks {4}, idle ticks {5}, idle rate {6}",
// partitionKey, round, idleRound, idleRound * 1.0 / round,
// totalTicks, idleTicks, idleTicks * 1.0 / totalTicks);
}
/// <summary>
/// Enqueue Transcation Entry Requests
/// </summary>
/// <param name="txId">The specify txId to partition</param>
/// <param name="txEntryRequest">The given request</param>
internal abstract void EnqueueTxEntryRequest(
long txId, TxEntryRequest txEntryRequest, int execWorkerId = 0);
internal virtual void Visit(TxEntryRequest req)
{
}
internal override void EnqueueTxEntryRequest(long txId, TxEntryRequest txEntryRequest, int execPartition = 0)
{
//int pk = this.PhysicalPartitionByKey(txId);
//this.dbVisitors[pk].Invoke(txEntryRequest);
this.dbVisitors[execPartition].Invoke(txEntryRequest);
}
public virtual void Invoke(TxEntryRequest req)
{
req.Accept(this);
}
internal RedisRequest Invoke(TxEntryRequest txReq)
{
txReq.Accept(this);
return(RedisReq);
}
internal override void Visit(TxEntryRequest req)
{
throw new NotImplementedException();
}
