/**
* Opens respective mediator logs in case of a continuation call.
*
* @param messageId message uuid which corresponds to the continuation flow.
* @param componentId component name
*/
public void openLogForContinuation(String messageId, String componentId) {
if (continuationStateMap.containsKey(messageId)) {
ContinuationStateHolder continuationStateHolder = continuationStateMap.get(messageId);
int continuationIndex = continuationStateHolder.getCallbackPoint();
Integer componentIndex = null;
while (continuationIndex > continuationStateHolder.getContinuationStackPosition()) {
StatisticsLog statisticsLog = messageFlowLogs.get(continuationIndex);
if (statisticsLog.getComponentId().equals(componentId)) {
componentIndex = continuationIndex;
}
continuationIndex = statisticsLog.getParentLevel();
}
if (componentIndex != null) {
openLogs.addFirst(componentIndex);
messageFlowLogs.get(componentIndex).setIsOpenedByContinuation(true);
continuationStateHolder.setContinuationStackPosition(componentIndex);
} else {
if (log.isDebugEnabled()) {
log.error("No log found to match the continuation component Id:" + componentId);
}
}
} else {
if (log.isDebugEnabled()) {
log.debug("No continuation information found in statistic trace for this message Id.");
}
}
}
/**
* Closes opened statistics log specified by the componentLevel.
*
* @param componentLevel index of the closing statistic log in messageFlowLogs
* @param endTime endTime of the closing statistics log
*/
private void closeStatisticLog(int componentLevel, Long endTime) {
StatisticsLog currentLog = messageFlowLogs.get(componentLevel);
if (log.isDebugEnabled()) {
log.debug(
"Closed statistic log of [ElementId"
+ currentLog.getComponentId()
+ "][MsgId"
+ currentLog.getParentMsgId());
}
currentLog.setEndTime(endTime);
updateParentLogs(currentLog.getParentLevel(), endTime);
}
/**
* Create a new statistics log for the reported statistic event for given parameters.
*
* @param statisticDataUnit statistic data unit with raw data
* @param parentIndex parentIndex of the statistic log
*/
private void createNewLog(StatisticDataUnit statisticDataUnit, int parentIndex) {
StatisticsLog parentLog = messageFlowLogs.get(parentIndex);
StatisticsLog statisticsLog =
new StatisticsLog(statisticDataUnit, parentLog.getMsgId(), parentIndex);
Integer immediateParentFromMessageLogs =
getImmediateParentFromMessageLogs(statisticsLog.getMsgId());
if (immediateParentFromMessageLogs == null) {
immediateParentFromMessageLogs = parentIndex;
}
StatisticsLog possibleParent = messageFlowLogs.get(immediateParentFromMessageLogs);
Integer lastAggregateIndex = getImmediateAggregateIndex();
StatisticsLog lastAggregateLog = null;
if (lastAggregateIndex != null) {
lastAggregateLog = messageFlowLogs.get(getImmediateAggregateIndex());
}
if (possibleParent.getImmediateChild() == null) {
if (possibleParent.getChildren().size() == 0) {
possibleParent.setImmediateChild(messageFlowLogs.size());
} else {
if (lastAggregateLog != null && lastAggregateLog.getImmediateChild() == null) {
lastAggregateLog.setImmediateChild(messageFlowLogs.size());
lastAggregateLog.setMsgId(statisticsLog.getMsgId());
} else {
log.error(
"Trying to set branching tree for non clone ComponentId:"
+ statisticDataUnit.getComponentId());
possibleParent.setChildren(messageFlowLogs.size());
}
}
} else {
if (lastAggregateLog != null && lastAggregateLog.getImmediateChild() == null) {
lastAggregateLog.setImmediateChild(messageFlowLogs.size());
lastAggregateLog.setMsgId(statisticsLog.getMsgId());
} else {
if (possibleParent.getChildren().size() == 0) {
possibleParent.setChildren(possibleParent.getImmediateChild());
possibleParent.setImmediateChild(null);
possibleParent.setChildren(messageFlowLogs.size());
log.error(
"Setting immediate child of the component:"
+ possibleParent.getComponentId()
+ " as branching child");
} else {
log.error("Unexpected unrecoverable error happened during statistics collection");
}
}
}
messageFlowLogs.add(statisticsLog);
openLogs.addFirst(messageFlowLogs.size() - 1);
if (log.isDebugEnabled()) {
log.debug(
"Created statistic log for [ElementId|"
+ statisticDataUnit.getComponentId()
+ "]|[MsgId|"
+ statisticDataUnit.getCloneId()
+ "]");
}
}