| Interface | Description | 
|---|---|
| RMWebServiceProtocol | 
 The protocol between clients and the  ResourceManagerto
 submit/abort jobs and to get information on applications, cluster metrics,
 nodes, queues, ACLs and reservations via REST calls. | 
| Class | Description | 
|---|---|
| AboutBlock | |
| AboutPage | |
| AppAttemptPage | |
| ApplicationsRequestBuilder | |
| AppLogAggregationStatusPage | |
| AppPage | |
| ColumnHeader | Header for a Web UI column. | 
| ContainerPage | |
| DeSelectFields | DeSelectFields make the  /appsapi more flexible. | 
| ErrorBlock | This class is used to display an error message to the user in the UI. | 
| FairSchedulerAppsBlock | Shows application information specific to the fair
 scheduler as part of the fair scheduler page. | 
| FairSchedulerPage | |
| JAXBContextResolver | |
| MetricsOverviewTable | Provides an table with an overview of many cluster wide metrics and if
 per user metrics are enabled it will show an overview of what the
 current user is using on the cluster. | 
| NavBlock | |
| NodeIDsInfo | XML element uses to represent NodeIds' list. | 
| NodeLabelsPage | |
| RedirectionErrorPage | This class is used to display a message that the proxy request failed
 because of a redirection issue. | 
| RMAppAttemptBlock | |
| RMAppBlock | |
| RMAppLogAggregationStatusBlock | |
| RMAppsBlock | |
| RMContainerBlock | |
| RmController | |
| RMErrorsAndWarningsPage | |
| RmView | |
| RMWebApp | The RM webapp | 
| RMWebAppFilter | |
| RMWebAppUtil | Util class for ResourceManager WebApp. | 
| RMWebServices | |
| RMWSConsts | Constants for  RMWebServiceProtocol. | 
| SchedulerPageUtil | 
| Enum | Description | 
|---|---|
| DeSelectFields.DeSelectType | Deselect field type, can be boost in future. | 
| RMWSConsts.ActivitiesGroupBy | Defines the groupBy types of activities, currently only support
 DIAGNOSTIC with which user can query aggregated activities
 grouped by allocation state and diagnostic. | 
| RMWSConsts.AppActivitiesRequiredAction | Defines the required action of app activities:
 REFRESH means to turn on activities recording for the required app,
 GET means the required app activities should be involved in response. | 
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