How to use

memberId

method

in

io.atomix.primitive.partition.GroupMember

 @Override
 public CompletableFuture<Void> consume(long index, Consumer<LogRecord> consumer) {
  return term().thenCompose(term -> {
   protocol.registerRecordsConsumer(subject, this::handleRecords, threadContext);
   this.consumer = consumer;
   this.index = index - 1;
   return register(term.primary().memberId());
  });
 }
}

@Override
public MemberId primary() {
 return Futures.get(election.getTerm())
   .primary()
   .memberId();
}

@Override
public MemberId primary() {
 return Futures.get(election.getTerm())
   .primary()
   .memberId();
}

 @Override
 public CompletableFuture<Long> append(byte[] value) {
  CompletableFuture<Long> future = new CompletableFuture<>();
  term().thenCompose(term -> protocol.append(term.primary().memberId(), AppendRequest.request(value)))
    .whenCompleteAsync((response, error) -> {
     if (error == null) {
      if (response.status() == LogResponse.Status.OK) {
       future.complete(response.index());
      } else {
       future.completeExceptionally(new PrimitiveException.Unavailable());
      }
     } else {
      future.completeExceptionally(error);
     }
    }, threadContext);
  return future;
 }
}

/**
 * Returns the current server role.
 *
 * @return the current server role
 */
public Role getRole() {
 return Objects.equals(Futures.get(primaryElection.getTerm()).primary().memberId(), clusterMembershipService.getLocalMember().id())
   ? Role.PRIMARY
   : Role.BACKUP;
}

/**
 * Handles a cluster event.
 */
private void handleClusterEvent(ClusterMembershipEvent event) {
 PrimaryTerm term = this.term;
 if (term != null && event.type() == ClusterMembershipEvent.Type.MEMBER_REMOVED && event.subject().id().equals(term.primary().memberId())) {
  threadContext.execute(() -> {
   state = PrimitiveState.SUSPENDED;
   stateChangeListeners.forEach(l -> l.accept(state));
  });
 }
}

/**
 * Returns the current server role.
 *
 * @return the current server role
 */
public DistributedLogServer.Role getRole() {
 return Objects.equals(Futures.get(primaryElection.getTerm()).primary().memberId(), clusterMembershipService.getLocalMember().id())
   ? DistributedLogServer.Role.LEADER
   : DistributedLogServer.Role.FOLLOWER;
}

/**
 * Handles a replica change event.
 */
private void changeReplicas(PrimaryTerm term) {
 threadContext.execute(() -> {
  if (this.term == null || term.term() > this.term.term()) {
   this.term = term;
   consumer.register(term.primary().memberId());
  }
 });
}

@Override
public CompletableFuture<Void> close() {
 CompletableFuture<Void> future = new CompletableFuture<>();
 PrimaryTerm term = this.term;
 if (term.primary() != null) {
  protocol.close(term.primary().memberId(), new CloseRequest(descriptor, sessionId.id()))
    .whenCompleteAsync((response, error) -> {
     try {
      protocol.unregisterEventListener(sessionId);
      clusterMembershipService.removeListener(membershipEventListener);
      primaryElection.removeListener(primaryElectionListener);
     } finally {
      future.complete(null);
     }
    }, threadContext);
 } else {
  future.complete(null);
 }
 return future;
}

/**
 * Handles a cluster event.
 */
private void handleClusterEvent(ClusterMembershipEvent event) {
 PrimaryTerm term = this.term;
 if (term != null
   && event.type() == ClusterMembershipEvent.Type.MEMBER_REMOVED
   && event.subject().id().equals(term.primary().memberId())) {
  changeState(PrimitiveState.SUSPENDED);
 }
}

 int aoffset = Hashing.murmur3_32().hashString(a.memberId().id(), StandardCharsets.UTF_8).asInt() % partitionId.id();
 int boffset = Hashing.murmur3_32().hashString(b.memberId().id(), StandardCharsets.UTF_8).asInt() % partitionId.id();
 return aoffset - boffset;
});

log.debug("{} - Term changed: {}", memberId, term);
currentTerm = term.term();
leader = term.primary() != null ? term.primary().memberId() : null;
followers = term.backups(replicationFactor - 1)
  .stream()

log.debug("Term changed: {}", term);
currentTerm = term.term();
primary = term.primary() != null ? term.primary().memberId() : null;
backups = term.backups(descriptor.backups())
  .stream()

PrimaryTerm term = this.term;
if (term.primary() != null) {
 protocol.execute(term.primary().memberId(), request).whenCompleteAsync((response, error) -> {
  if (error == null) {
   log.trace("Received {}", response);

 @Override
 public CompletableFuture<Void> consume(long index, Consumer<LogRecord> consumer) {
  return term().thenCompose(term -> {
   protocol.registerRecordsConsumer(subject, this::handleRecords, threadContext);
   this.consumer = consumer;
   this.index = index - 1;
   return register(term.primary().memberId());
  });
 }
}

@Override
public MemberId primary() {
 return Futures.get(election.getTerm())
   .primary()
   .memberId();
}

 @Override
 public CompletableFuture<Long> append(byte[] value) {
  CompletableFuture<Long> future = new CompletableFuture<>();
  term().thenCompose(term -> protocol.append(term.primary().memberId(), AppendRequest.request(value)))
    .whenCompleteAsync((response, error) -> {
     if (error == null) {
      if (response.status() == LogResponse.Status.OK) {
       future.complete(response.index());
      } else {
       future.completeExceptionally(new PrimitiveException.Unavailable());
      }
     } else {
      future.completeExceptionally(error);
     }
    }, threadContext);
  return future;
 }
}

/**
 * Returns the current server role.
 *
 * @return the current server role
 */
public DistributedLogServer.Role getRole() {
 return Objects.equals(Futures.get(primaryElection.getTerm()).primary().memberId(), clusterMembershipService.getLocalMember().id())
   ? DistributedLogServer.Role.LEADER
   : DistributedLogServer.Role.FOLLOWER;
}

/**
 * Handles a replica change event.
 */
private void changeReplicas(PrimaryTerm term) {
 threadContext.execute(() -> {
  if (this.term == null || term.term() > this.term.term()) {
   this.term = term;
   consumer.register(term.primary().memberId());
  }
 });
}

/**
 * Handles a cluster event.
 */
private void handleClusterEvent(ClusterMembershipEvent event) {
 PrimaryTerm term = this.term;
 if (term != null
   && event.type() == ClusterMembershipEvent.Type.MEMBER_REMOVED
   && event.subject().id().equals(term.primary().memberId())) {
  changeState(PrimitiveState.SUSPENDED);
 }
}