| Package | Description | 
|---|---|
| org.apache.hadoop.yarn.server.federation.policies | Federation Policies. | 
| org.apache.hadoop.yarn.server.federation.resolver | Licensed to the Apache Software Foundation (ASF) under one or more
 contributor license agreements. | 
| org.apache.hadoop.yarn.server.federation.utils | Licensed to the Apache Software Foundation (ASF) under one or more
 contributor license agreements. | 
| Modifier and Type | Method and Description | 
|---|---|
| SubClusterResolver | FederationPolicyInitializationContext. getFederationSubclusterResolver()Getter for the  SubClusterResolver. | 
| Modifier and Type | Method and Description | 
|---|---|
| void | FederationPolicyInitializationContext. setFederationSubclusterResolver(SubClusterResolver federationSubclusterResolver)Setter for the  SubClusterResolver. | 
| Constructor and Description | 
|---|
| FederationPolicyInitializationContext(SubClusterPolicyConfiguration policy,
                                     SubClusterResolver resolver,
                                     FederationStateStoreFacade storeFacade,
                                     SubClusterId home) | 
| RouterPolicyFacade(org.apache.hadoop.conf.Configuration conf,
                  FederationStateStoreFacade facade,
                  SubClusterResolver resolver,
                  SubClusterId homeSubcluster) | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | AbstractSubClusterResolverPartial implementation of  SubClusterResolver, containing basic
 implementations of the read methods. | 
| class  | DefaultSubClusterResolverImplDefault simple sub-cluster and rack resolver class. | 
| Modifier and Type | Method and Description | 
|---|---|
| SubClusterResolver | FederationStateStoreFacade. getSubClusterResolver()Get the singleton instance of SubClusterResolver. | 
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