private void TruncateAndFlush(DefaultMessageManager manager, long timestamp)
{
IMessageTree tree = _mTree;
Stack<ITransaction> stack = _mStack;
IMessage message = tree.Message;
if (message is DefaultTransaction)
{
if (tree.MessageId == null)
{
tree.MessageId = manager.NextMessageId();
}
string rootId = tree.RootMessageId;
string childId = manager.NextMessageId();
DefaultTransaction source = message as DefaultTransaction;
DefaultTransaction target = new DefaultTransaction(source.Type, source.Name, manager);
target.Timestamp = source.Timestamp;
target.DurationInMicros = source.DurationInMicros;
target.AddData(source.Data);
target.Status = PureCatConstants.SUCCESS;
MigrateMessage(manager, stack, source, target, 1);
var list = stack.ToList();
for (int i = list.Count - 1; i >= 0; i--)
{
DefaultTransaction tran = list[i] as DefaultTransaction;
tran.Timestamp = timestamp;
tran.DurationInMicros = -1;
}
IEvent next = new DefaultEvent(PureCatConstants.TYPE_REMOTE_CALL, "Next");
next.AddData(childId);
next.Status = PureCatConstants.SUCCESS;
target.AddChild(next);
IMessageTree t = tree.Copy();
t.Message = target;
_mTree.MessageId = childId;
_mTree.ParentMessageId = tree.MessageId;
_mTree.RootMessageId = rootId ?? tree.MessageId;
manager.Flush(t);
}
}
private void MigrateMessage(DefaultMessageManager manager, Stack<ITransaction> stack, ITransaction source, ITransaction target, int level)
{
ITransaction current = level < stack.Count ? stack.ToList()[level] : null;
bool shouldKeep = false;
foreach (IMessage child in source.Children)
{
if (child != current)
{
target.AddChild(child);
}
else
{
DefaultTransaction cloned = new DefaultTransaction(current.Type, current.Name, manager);
cloned.Timestamp = current.Timestamp;
cloned.DurationInMicros = current.DurationInMicros;
cloned.AddData(current.Data);
cloned.Status = PureCatConstants.SUCCESS;
target.AddChild(cloned);
MigrateMessage(manager, stack, current, cloned, level + 1);
shouldKeep = true;
}
}
source.Children.Clear();
if (shouldKeep)
{
source.AddChild(current);
}
}
private void MarkAsNotCompleted(DefaultTransaction transaction)
{
IEvent notCompleteEvent = new DefaultEvent("CAT", "BadInstrument") { Status = "TransactionNotCompleted" };
notCompleteEvent.Complete();
transaction.AddChild(notCompleteEvent);
transaction.Complete();
}
protected internal IMessage DecodeLine(ChannelBuffer buf, ITransaction parent,
Stack<ITransaction> stack, IMessageTree tree)
{
BufferHelper helper = _mBufferHelper;
char identifier = (char)buf.ReadByte();
string timestamp = helper.Read(buf, TAB);
string type = helper.Read(buf, TAB);
string name = helper.Read(buf, TAB);
switch (identifier)
{
case 't':
IMessage transaction = new DefaultTransaction(type, name, null);
helper.Read(buf, LF); // get rid of line feed
transaction.Timestamp = _mDateHelper.Parse(timestamp);
if (parent != null)
{
parent.AddChild(transaction);
}
stack.Push(parent);
return transaction;
case 'A':
DefaultTransaction tran = new DefaultTransaction(type, name, null);
string status = helper.Read(buf, TAB);
string duration = helper.Read(buf, TAB);
string data = helper.ReadRaw(buf, TAB);
helper.Read(buf, LF); // get rid of line feed
tran.Timestamp = _mDateHelper.Parse(timestamp);
tran.Status = status;
tran.AddData(data);
long d = long.Parse(duration.Substring(0, duration.Length - 2), NumberStyles.Integer);
tran.DurationInMicros = d;
if (parent != null)
{
parent.AddChild(tran);
return parent;
}
return tran;
case 'T':
string transactionStatus = helper.Read(buf, TAB);
string transactionDuration = helper.Read(buf, TAB);
string transactionData = helper.ReadRaw(buf, TAB);
helper.Read(buf, LF); // get rid of line feed
parent.Status = transactionStatus;
parent.AddData(transactionData);
long transactionD = long.Parse(transactionDuration.Substring(0, transactionDuration.Length - 2), NumberStyles.Integer);
parent.DurationInMicros = transactionD;
return stack.Pop();
case 'E':
DefaultEvent evt = new DefaultEvent(type, name);
string eventStatus = helper.Read(buf, TAB);
string eventData = helper.ReadRaw(buf, TAB);
helper.Read(buf, LF); // get rid of line feed
evt.Timestamp = _mDateHelper.Parse(timestamp);
evt.Status = eventStatus;
evt.AddData(eventData);
if (parent != null)
{
parent.AddChild(evt);
return parent;
}
return evt;
case 'M':
DefaultMetric metric = new DefaultMetric(type, name);
string metricStatus = helper.Read(buf, TAB);
string metricData = helper.ReadRaw(buf, TAB);
helper.Read(buf, LF);
metric.Timestamp = _mDateHelper.Parse(timestamp);
metric.Status = metricStatus;
metric.AddData(metricData);
if (parent != null)
{
parent.AddChild(metric);
return parent;
}
return metric;
case 'L':
DefaultTrace trace = new DefaultTrace(type, name);
string traceStatus = helper.Read(buf, TAB);
string traceData = helper.Read(buf, TAB);
helper.Read(buf, LF); // get rid of line feed
trace.Timestamp = _mDateHelper.Parse(timestamp);
trace.Status = traceStatus;
trace.AddData(traceData);
if (parent != null)
{
parent.AddChild(trace);
return parent;
}
return trace;
case 'H':
DefaultHeartbeat heartbeat = new DefaultHeartbeat(type, name);
string heartbeatStatus = helper.Read(buf, TAB);
string heartbeatData = helper.ReadRaw(buf, TAB);
helper.Read(buf, LF); // get rid of line feed
heartbeat.Timestamp = _mDateHelper.Parse(timestamp);
heartbeat.Status = heartbeatStatus;
heartbeat.AddData(heartbeatData);
if (parent != null)
{
parent.AddChild(heartbeat);
return parent;
}
return heartbeat;
}
Logger.Error("Unknown identifier(" + identifier + ") of message: " + buf);
//throw new Exception("Unknown identifier int name"); //java版的抛出异常
// unknown message, ignore it
return parent;
}
public virtual ITransaction NewTransaction(ITransaction parent, string type, string name)
{
// this enable CAT client logging cat message without explicit setup
if (!_manager.HasContext())
{
_manager.Setup();
}
if (_manager.CatEnabled && parent != null)
{
ITransaction transaction = new DefaultTransaction(type, name, _manager);
parent.AddChild(transaction);
transaction.Standalone = false;
return transaction;
}
return NullMessage.TRANSACTION;
}
public virtual ITransaction NewTransaction(string type, string name)
{
// this enable CAT client logging cat message without explicit setup
if (!_manager.HasContext())
{
_manager.Setup();
}
if (_manager.CatEnabled)
{
ITransaction transaction = new DefaultTransaction(type, name, _manager);
_manager.Start(transaction, false);
return transaction;
}
return NullMessage.TRANSACTION;
}
private IMessageTree MergeTree()
{
var max = PureCatConstants.MAX_CHILD_NUMBER;
var tran = new DefaultTransaction("_CatMergeTree", "_CatMergeTree");
IMessageTree first = null;
if (!_atomicTress.TryDequeue(out first))
{
return null;
}
tran.Status = PureCatConstants.SUCCESS;
tran.Complete();
tran.AddChild(first.Message);
tran.Timestamp = first.Message.Timestamp;
long lastTimestamp = 0;
long lastDuration = 0;
while (max-- >= 0)
{
IMessageTree tree = null;
if (!_atomicTress.TryDequeue(out tree))
{
tran.DurationInMillis = (lastTimestamp - tran.Timestamp + lastDuration);
break;
}
lastTimestamp = tree.Message.Timestamp;
if (tree.Message is DefaultTransaction)
{
lastDuration = ((DefaultTransaction)tree.Message).DurationInMillis;
}
else
{
lastDuration = 0;
}
tran.AddChild(tree.Message);
}
first.Message = tran;
return first;
}