public final DataDependencyEvent getLastDataEventInfo(long timeThreshold) {
for (int i = lastDataEvents.size() - 1; i >= 0; i--) {
// walk back in time until we get first event that happened before the threshold
DataDependencyEvent item = lastDataEvents.get(i);
if (item.getTimestamp() < timeThreshold) {
return item;
}
}
return null;
}
TaskAttemptInfo(JSONObject jsonObject) throws JSONException {
super(jsonObject);
Preconditions.checkArgument(
jsonObject
.getString(Constants.ENTITY_TYPE)
.equalsIgnoreCase(Constants.TEZ_TASK_ATTEMPT_ID));
taskAttemptId = StringInterner.weakIntern(jsonObject.optString(Constants.ENTITY));
// Parse additional Info
final JSONObject otherInfoNode = jsonObject.getJSONObject(Constants.OTHER_INFO);
startTime = otherInfoNode.optLong(Constants.START_TIME);
endTime = otherInfoNode.optLong(Constants.FINISH_TIME);
diagnostics = otherInfoNode.optString(Constants.DIAGNOSTICS);
creationTime = otherInfoNode.optLong(Constants.CREATION_TIME);
creationCausalTA =
StringInterner.weakIntern(otherInfoNode.optString(Constants.CREATION_CAUSAL_ATTEMPT));
allocationTime = otherInfoNode.optLong(Constants.ALLOCATION_TIME);
containerId = StringInterner.weakIntern(otherInfoNode.optString(Constants.CONTAINER_ID));
String id = otherInfoNode.optString(Constants.NODE_ID);
nodeId = StringInterner.weakIntern((id != null) ? (id.split(":")[0]) : "");
logUrl = otherInfoNode.optString(Constants.COMPLETED_LOGS_URL);
status = StringInterner.weakIntern(otherInfoNode.optString(Constants.STATUS));
container = new Container(containerId, nodeId);
if (otherInfoNode.has(Constants.LAST_DATA_EVENTS)) {
List<DataDependencyEvent> eventInfo =
Utils.parseDataEventDependencyFromJSON(
otherInfoNode.optJSONObject(Constants.LAST_DATA_EVENTS));
long lastTime = 0;
for (DataDependencyEvent item : eventInfo) {
// check these are in time order
Preconditions.checkState(lastTime < item.getTimestamp());
lastTime = item.getTimestamp();
lastDataEvents.add(item);
}
}
terminationCause =
StringInterner.weakIntern(otherInfoNode.optString(ATSConstants.TASK_ATTEMPT_ERROR_ENUM));
executionTimeInterval = (endTime > startTime) ? (endTime - startTime) : 0;
}
