public QueryPartitionCommand
(
Cluster cluster,
Node node,
Policy policy,
Statement statement,
RecordSet recordSet,
PartitionTracker tracker,
NodePartitions nodePartitions
) : base(cluster, policy, nodePartitions.node, statement.ns, tracker.socketTimeout, tracker.totalTimeout)
{
this.statement = statement;
this.recordSet = recordSet;
this.tracker = tracker;
this.nodePartitions = nodePartitions;
}
public AsyncQueryPartitionExecutor
(
AsyncCluster cluster,
QueryPolicy policy,
RecordSequenceListener listener,
Statement statement,
PartitionTracker tracker
) : base(cluster)
{
this.policy = policy;
this.listener = listener;
this.statement = statement;
this.tracker = tracker;
statement.returnData = true;
tracker.SleepBetweenRetries = 0;
QueryPartitions();
}
public QueryPartitionExecutor
(
Cluster cluster,
QueryPolicy policy,
Statement statement,
int nodeCapacity,
PartitionTracker tracker
)
{
this.cluster = cluster;
this.policy = policy;
statement.returnData = true;
this.statement = statement;
this.threads = new List <QueryThread>(nodeCapacity);
this.cancel = new CancellationTokenSource();
this.tracker = tracker;
this.recordSet = new RecordSet(this, policy.recordQueueSize, cancel.Token);
ThreadPool.QueueUserWorkItem(this.Run);
}
public ScanPartitionCommand
(
Cluster cluster,
ScanPolicy scanPolicy,
string ns,
string setName,
string[] binNames,
ScanCallback callback,
ulong taskId,
PartitionTracker tracker,
NodePartitions nodePartitions
) : base(cluster, scanPolicy, nodePartitions.node, ns, tracker.socketTimeout, tracker.totalTimeout)
{
this.scanPolicy = scanPolicy;
this.setName = setName;
this.binNames = binNames;
this.callback = callback;
this.taskId = taskId;
this.tracker = tracker;
this.nodePartitions = nodePartitions;
}
public AsyncScanPartitionExecutor
(
AsyncCluster cluster,
ScanPolicy policy,
RecordSequenceListener listener,
string ns,
string setName,
string[] binNames,
PartitionTracker tracker
) : base(cluster)
{
this.policy = policy;
this.listener = listener;
this.ns = ns;
this.setName = setName;
this.binNames = binNames;
this.tracker = tracker;
policy.Validate();
tracker.SleepBetweenRetries = 0;
ScanPartitions();
}
public static void ScanPartitions(Cluster cluster, ScanPolicy policy, string ns, string setName, string[] binNames, ScanCallback callback, PartitionTracker tracker)
{
policy.Validate();
while (true)
{
ulong taskId = RandomShift.ThreadLocalInstance.NextLong();
try
{
List <NodePartitions> list = tracker.AssignPartitionsToNodes(cluster, ns);
if (policy.concurrentNodes && list.Count > 1)
{
Executor executor = new Executor(list.Count);
foreach (NodePartitions nodePartitions in list)
{
ScanPartitionCommand command = new ScanPartitionCommand(cluster, policy, ns, setName, binNames, callback, taskId, tracker, nodePartitions);
executor.AddCommand(command);
}
executor.Execute(policy.maxConcurrentNodes);
}
else
{
foreach (NodePartitions nodePartitions in list)
{
ScanPartitionCommand command = new ScanPartitionCommand(cluster, policy, ns, setName, binNames, callback, taskId, tracker, nodePartitions);
command.Execute();
}
}
}
catch (AerospikeException ae)
{
ae.Iteration = tracker.iteration;
throw ae;
}
if (tracker.IsComplete(policy))
{
// Scan is complete.
return;
}
if (policy.sleepBetweenRetries > 0)
{
// Sleep before trying again.
Util.Sleep(policy.sleepBetweenRetries);
}
}
}
