| 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.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. | 
| org.apache.hadoop.hdfs.server.federation.store.records | Contains the abstract definitions of the state store data records. | 
| org.apache.hadoop.hdfs.server.federation.store.records.impl.pb | The protobuf implementations of state store data records defined in the
 org.apache.hadoop.hdfs.server.federation.store.records package. | 
| Modifier and Type | Method and Description | 
|---|---|
| FederationNamenodeServiceState | NamenodeStatusReport. getState()Get the state of the Namenode being monitored. | 
| FederationNamenodeServiceState | FederationNamenodeContext. getState()The current state of the namenode (active, standby, etc). | 
| static FederationNamenodeServiceState | FederationNamenodeServiceState. getState(org.apache.hadoop.ha.HAServiceProtocol.HAServiceState state) | 
| static FederationNamenodeServiceState | FederationNamenodeServiceState. valueOf(String name) | 
| static FederationNamenodeServiceState[] | FederationNamenodeServiceState. values() | 
| Modifier and Type | Method and Description | 
|---|---|
| static UpdateNamenodeRegistrationRequest | UpdateNamenodeRegistrationRequest. newInstance(String nameserviceId,
           String namenodeId,
           FederationNamenodeServiceState state) | 
| Modifier and Type | Method and Description | 
|---|---|
| FederationNamenodeServiceState | UpdateNamenodeRegistrationRequestPBImpl. getState() | 
| Modifier and Type | Method and Description | 
|---|---|
| void | UpdateNamenodeRegistrationRequestPBImpl. setState(FederationNamenodeServiceState state) | 
| Modifier and Type | Method and Description | 
|---|---|
| abstract FederationNamenodeServiceState | MembershipState. getState() | 
| Modifier and Type | Method and Description | 
|---|---|
| static MembershipState | MembershipState. newInstance(String router,
           String nameservice,
           String namenode,
           String clusterId,
           String blockPoolId,
           String rpcAddress,
           String serviceAddress,
           String lifelineAddress,
           String webScheme,
           String webAddress,
           FederationNamenodeServiceState state,
           boolean safemode)Create a new membership instance. | 
| void | MembershipState. overrideState(FederationNamenodeServiceState newState)Overrides the cached getBlockPoolId() with an update. | 
| abstract void | MembershipState. setState(FederationNamenodeServiceState state) | 
| Modifier and Type | Method and Description | 
|---|---|
| FederationNamenodeServiceState | MembershipStatePBImpl. getState() | 
| Modifier and Type | Method and Description | 
|---|---|
| void | MembershipStatePBImpl. setState(FederationNamenodeServiceState state) | 
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