public virtual TimelineEvents GetEntityTimelines(string entityType, ICollection <string
> entityIds, long limit, long windowStart, long windowEnd, ICollection <string> eventTypes
)
{
lock (this)
{
TimelineEvents allEvents = new TimelineEvents();
if (entityIds == null)
{
return(allEvents);
}
if (limit == null)
{
limit = DefaultLimit;
}
if (windowStart == null)
{
windowStart = long.MinValue;
}
if (windowEnd == null)
{
windowEnd = long.MaxValue;
}
foreach (string entityId in entityIds)
{
EntityIdentifier entityID = new EntityIdentifier(entityId, entityType);
TimelineEntity entity = entities[entityID];
if (entity == null)
{
continue;
}
TimelineEvents.EventsOfOneEntity events = new TimelineEvents.EventsOfOneEntity();
events.SetEntityId(entityId);
events.SetEntityType(entityType);
foreach (TimelineEvent @event in entity.GetEvents())
{
if (events.GetEvents().Count >= limit)
{
break;
}
if (@event.GetTimestamp() <= windowStart)
{
continue;
}
if (@event.GetTimestamp() > windowEnd)
{
continue;
}
if (eventTypes != null && !eventTypes.Contains(@event.GetEventType()))
{
continue;
}
events.AddEvent(@event);
}
allEvents.AddEvent(events);
}
return(allEvents);
}
}
/// <summary>Get the events whose entities the given user has access to.</summary>
/// <remarks>
/// Get the events whose entities the given user has access to. The meaning of
/// each argument has been documented with
/// <see cref="TimelineReader.GetEntityTimelines(string, System.Collections.Generic.ICollection{E}, long, long, long, System.Collections.Generic.ICollection{E})
/// "/>
/// .
/// </remarks>
/// <seealso cref="TimelineReader.GetEntityTimelines(string, System.Collections.Generic.ICollection{E}, long, long, long, System.Collections.Generic.ICollection{E})
/// "/>
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public virtual TimelineEvents GetEvents(string entityType, ICollection <string> entityIds
, ICollection <string> eventTypes, long windowStart, long windowEnd, long limit,
UserGroupInformation callerUGI)
{
TimelineEvents events = null;
events = store.GetEntityTimelines(entityType, entityIds, limit, windowStart, windowEnd
, eventTypes);
if (events != null)
{
IEnumerator <TimelineEvents.EventsOfOneEntity> eventsItr = events.GetAllEvents().GetEnumerator
();
while (eventsItr.HasNext())
{
TimelineEvents.EventsOfOneEntity eventsOfOneEntity = eventsItr.Next();
try
{
TimelineEntity entity = store.GetEntity(eventsOfOneEntity.GetEntityId(), eventsOfOneEntity
.GetEntityType(), EnumSet.Of(TimelineReader.Field.PrimaryFilters));
AddDefaultDomainIdIfAbsent(entity);
// check ACLs
if (!timelineACLsManager.CheckAccess(callerUGI, ApplicationAccessType.ViewApp, entity
))
{
eventsItr.Remove();
}
}
catch (Exception e)
{
Log.Error("Error when verifying access for user " + callerUGI + " on the events of the timeline entity "
+ new EntityIdentifier(eventsOfOneEntity.GetEntityId(), eventsOfOneEntity.GetEntityType
()), e);
eventsItr.Remove();
}
}
}
if (events == null)
{
return(new TimelineEvents());
}
return(events);
}
