| Package | Description | 
|---|---|
| org.apache.hadoop.hdfs.server.federation.resolver | The resolver package contains indepedent data resolvers used in HDFS
 federation. | 
| org.apache.hadoop.hdfs.server.federation.router | The router package includes the core services for a HDFS federation router. | 
| org.apache.hadoop.hdfs.server.federation.store.protocol | Contains the abstract definitions of the API request and response objects for
 the various state store APIs. | 
| org.apache.hadoop.hdfs.server.federation.store.protocol.impl.pb | Protobuf implementations of FederationProtocolBase request/response objects
 used by state store APIs. | 
| Modifier and Type | Method and Description | 
|---|---|
| Set<FederationNamespaceInfo> | MembershipNamenodeResolver. getNamespaces() | 
| Modifier and Type | Method and Description | 
|---|---|
| Map<FederationNamespaceInfo,org.apache.hadoop.security.token.Token<org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier>> | RouterClientProtocol. getDelegationTokens(org.apache.hadoop.io.Text renewer)The the delegation token from each name service. | 
| Modifier and Type | Method and Description | 
|---|---|
| abstract Set<FederationNamespaceInfo> | GetNamespaceInfoResponse. getNamespaceInfo() | 
| Modifier and Type | Method and Description | 
|---|---|
| static GetNamespaceInfoResponse | GetNamespaceInfoResponse. newInstance(Set<FederationNamespaceInfo> namespaces) | 
| abstract void | GetNamespaceInfoResponse. setNamespaceInfo(Set<FederationNamespaceInfo> namespaceInfo) | 
| Modifier and Type | Method and Description | 
|---|---|
| Set<FederationNamespaceInfo> | GetNamespaceInfoResponsePBImpl. getNamespaceInfo() | 
| Modifier and Type | Method and Description | 
|---|---|
| void | GetNamespaceInfoResponsePBImpl. setNamespaceInfo(Set<FederationNamespaceInfo> namespaceInfo) | 
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