| Package | Description | 
|---|---|
| org.apache.hadoop.yarn.server.resourcemanager.scheduler.constraint | Package org.apache.hadoop.yarn.server.resourcemanager.scheduler.placement
 contains classes related to scheduling containers using placement
 constraints. | 
| Modifier and Type | Method and Description | 
|---|---|
| protected AllocationTagsManager.TypeToCountedTags | AllocationTagsManager.TypeToCountedTags. immutableCopy() | 
| Modifier and Type | Method and Description | 
|---|---|
| Map<org.apache.hadoop.yarn.api.records.ApplicationId,AllocationTagsManager.TypeToCountedTags> | AllocationTagsManager. getPerAppNodeMappings() | 
| Modifier and Type | Method and Description | 
|---|---|
| protected void | AllocationTagsManager.TypeToCountedTags. absorb(AllocationTagsManager.TypeToCountedTags<T> target)Absorbs the given  AllocationTagsManager.TypeToCountedTagsto current mapping,
 this will aggregate the count of the tags with same name. | 
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