@InterfaceAudience.Public
See: Description
| Class | Description | 
|---|---|
| ApplicationAttemptEntity | This entity represents an application attempt. | 
| ApplicationEntity | This entity represents an application. | 
| ClusterEntity | This entity represents a YARN cluster. | 
| ContainerEntity | This entity represents a container belonging to an application attempt. | 
| FlowActivityEntity | Entity that represents a record for flow activity. | 
| FlowRunEntity | This entity represents a flow run. | 
| HierarchicalTimelineEntity | This class extends timeline entity and defines parent-child relationships
 with other entities. | 
| QueueEntity | This entity represents a queue. | 
| SubApplicationEntity | This entity represents a user defined entities to be stored under sub
 application table. | 
| TimelineDomain | 
 This class contains the information about a timeline service domain, which is
 used to a user to host a number of timeline entities, isolating them from
 others'. | 
| TimelineEntities | This class hosts a set of timeline entities. | 
| TimelineEntity | The basic timeline entity data structure for timeline service v2. | 
| TimelineEntity.Identifier | Identifier of timeline entity(entity id + entity type). | 
| TimelineEvent | This class contains the information of an event that belongs to an entity. | 
| TimelineMetric | This class contains the information of a metric that is related to some
 entity. | 
| TimelineMetricCalculator | A calculator for timeline metrics. | 
| TimelineWriteResponse | A class that holds a list of put errors. | 
| TimelineWriteResponse.TimelineWriteError | A class that holds the error code for one entity. | 
| UserEntity | This entity represents a user. | 
| Enum | Description | 
|---|---|
| TimelineEntityType | Defines type of entity. | 
| TimelineMetric.Type | Type of metric. | 
| TimelineMetricOperation | Aggregation operations. | 
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