How to use

getVmViewId

method

in

com.gemstone.gemfire.distributed.internal.membership.InternalDistributedMember

/**
 * return members added in this view
 */
public List<InternalDistributedMember> getNewMembers() {
 List<InternalDistributedMember> result = new ArrayList<InternalDistributedMember>(5);
 for (InternalDistributedMember mbr : this.members) {
  if (mbr.getVmViewId() == this.viewId) {
   result.add(mbr);
  }
 }
 return result;
}

public static String getUniqueIDForMember(DistributedMember member) {
 InternalDistributedMember iMember = (InternalDistributedMember) member;
 final StringBuilder sb = new StringBuilder();
 sb.append(iMember.getIpAddress().getHostAddress());
 sb.append("<v" + iMember.getVmViewId() + ">"); // View ID will be 0 for
 // Loner, but in that case no
 // federation as well
 sb.append(iMember.getPort());
 return makeCompliantName(sb.toString().toLowerCase());// Lower case to
 // handle IPv6
}

public static String getUniqueIDForMember(DistributedMember member) {
 InternalDistributedMember iMember = (InternalDistributedMember) member;
 final StringBuilder sb = new StringBuilder();
 sb.append(iMember.getInetAddress().getHostAddress());
 sb.append("<v" + iMember.getVmViewId() + ">"); // View ID will be 0 for
 // Loner, but in that case no
 // federation as well
 sb.append(iMember.getPort());
 return makeCompliantName(sb.toString().toLowerCase());// Lower case to
 // handle IPv6
}

/** Create a TCPConduit stub from a JGroups InternalDistributedMember */
public Stub createConduitStub(InternalDistributedMember addr) {
 int port = addr.getDirectChannelPort();
 Stub stub = new Stub(addr.getIpAddress(), port, addr.getVmViewId());
 return stub;
}

InternalDistributedMember mbr = resp.getCoordinator();
if (!state.alreadyTried.contains(mbr)) {
 boolean mbrIsNoob = (mbr.getVmViewId() < 0);
 if (mbrIsNoob) {
  if (coordIsNoob || mbr.getVmViewId() > coord.getVmViewId()) {
   coord = mbr;
   coordIsNoob = false;

@Override
public void installView(NetView v) {
 this.view = v;
 
 if (this.jgAddress.getVmViewId() < 0) {
  this.jgAddress.setVmViewId(this.localAddress.getVmViewId());
 }
 List<JGAddress> mbrs = new ArrayList<JGAddress>(v.size());
 for (InternalDistributedMember idm: v.getMembers()) {
  mbrs.add(new JGAddress(idm));
 }
 ViewId vid = new ViewId(new JGAddress(v.getCoordinator()), v.getViewId());
 View jgv = new View(vid, new ArrayList<Address>(mbrs));
 logger.trace("installing JGroups view: {}", jgv);
 this.myChannel.down(new Event(Event.VIEW_CHANGE, jgv));
 addressesWithioExceptionsProcessed.clear();
}
 

public JGAddress(InternalDistributedMember idm) {
 super();
 GMSMember mbr = (GMSMember)idm.getNetMember();
 this.mostSigBits = mbr.getUuidMSBs();
 this.leastSigBits = mbr.getUuidLSBs();
 this.ip_addr = idm.getInetAddress();
 this.port = idm.getPort();
 this.vmViewId = idm.getVmViewId();
}

   state.locatorsContacted++;
   if (!state.hasContactedAJoinedLocator &&
     response.getSenderId() != null && response.getSenderId().getVmViewId() >= 0) {
    logger.debug("Locator's address indicates it is part of a distributed system "
      + "so I will not become membership coordinator on this attempt to join");
InternalDistributedMember mbr = it.next();
if (!state.alreadyTried.contains(mbr)) {
 boolean mbrIsNoob = (mbr.getVmViewId() < 0);
 if (mbrIsNoob) {
  if (coordIsNoob || mbr.getVmViewId() > coord.getVmViewId()) {
   coord = mbr;
   coordIsNoob = false;

 return true;
if (member.getVmViewId() < 0) {
 logger.warn("adding a surprise member that has not yet joined the distributed system: " + member, new Exception("stack trace"));
if (latestView.getViewId() > member.getVmViewId()) {

private void processHeartbeatRequest(HeartbeatRequestMessage m) {
 
 this.stats.incHeartbeatRequestsReceived();
 
 if (this.isStopping || this.playingDead) {
  return;
 }
 
 // only respond if the intended recipient is this member
 InternalDistributedMember me = localAddress;
 if (me.getVmViewId() >= 0  &&  m.getTarget().equals(me)) {
  HeartbeatMessage hm = new HeartbeatMessage(m.getRequestId());
  hm.setRecipient(m.getSender());
  Set<InternalDistributedMember> membersNotReceivedMsg = services.getMessenger().send(hm);
  this.stats.incHeartbeatsSent();
  if (membersNotReceivedMsg != null && membersNotReceivedMsg.contains(m.getSender())) {
   logger.debug("Unable to send heartbeat to member: {}", m.getSender());
  }
 } else {
  logger.debug("Ignoring heartbeat request intended for {}.  My ID is {}", m.getTarget(), me);
 }
}

/**
 * waits until we've joined the distributed system
 * before returning
 */
private void waitForAddressCompletion() {
 InternalDistributedMember myAddr = this.owner.getConduit().getLocalAddress();
 synchronized (myAddr) {
  while ((owner.getConduit().getCancelCriterion().cancelInProgress() == null)
    && myAddr.getInetAddress() == null && myAddr.getVmViewId() < 0) {
   try {
    myAddr.wait(100); // spurious wakeup ok
   }
   catch (InterruptedException ie) {
    Thread.currentThread().interrupt();
    this.owner.getConduit().getCancelCriterion().checkCancelInProgress(ie);
   }
  }
  Assert.assertTrue(myAddr.getDirectChannelPort() == this.owner.getConduit().getPort());
 }
}

this.birthViewId = response.getMemberID().getVmViewId();
this.localAddress.setVmViewId(this.birthViewId);
GMSMember me = (GMSMember) this.localAddress.getNetMember();

return new Stub(m.getIpAddress(), m.getPort(), m.getVmViewId());

int rand = testing? 0 : NetView.RANDOM.nextInt(10);
int viewNumber = currentView.getViewId() + 5 + rand;
if (this.localAddress.getVmViewId() < 0) {
 this.localAddress.setVmViewId(viewNumber);

 return true;
if (latestView.getViewNumber() > member.getVmViewId()) {
   LocalizedStrings.DEBUG,
   "Membership: Received message from surprise member: <" 
   + member + ">.  My view number is " + latestView.getViewNumber() + " its is " + member.getVmViewId());

if (this.localAddress.equals(mbr)) {
 found = true;
 this.birthViewId = mbr.getVmViewId();
 this.localAddress.setVmViewId(this.birthViewId);
 GMSMember me = (GMSMember) this.localAddress.getNetMember();

int viewId = sender.getVmViewId();
if (cv.getViewId() >= viewId && !cv.contains(incomingRequest.getSender())) {
 logger.info("Membership ignoring suspect request for " + incomingRequest + " from non-member " + incomingRequest.getSender());

DirectChannel dc = directChannel;
InternalDistributedMember idm = (InternalDistributedMember)mbr;
Stub stub = new Stub(idm.getIpAddress(), idm.getPort(), idm.getVmViewId());
int memberTimeout = this.dconfig.getMemberTimeout();
long pauseTime = (memberTimeout < 1000) ? 100 : memberTimeout / 10;

if (!v.contains(mbr) && mbr.getVmViewId() < v.getViewId()) {
 logger.debug("ignoring leave request from old member");
 return;

int oldViewId = mbr.getVmViewId();
mbr.setVmViewId((int)mgr.getView().getViewNumber()-1);
getLogWriter().info("current membership view is " + mgr.getView());
getLogWriter().info("created ID " + mbr + " with view ID " + mbr.getVmViewId());
sys.getLogWriter().info("<ExpectedException action=add>attempt to add old member</ExpectedException>");
sys.getLogWriter().info("<ExpectedException action=add>Removing shunned GemFire node</ExpectedException>");