How to use

getView

method

in

org.jgroups.protocols.pbcast.JoinRsp

protected void sendJoinResponses(JoinRsp jr, Collection<Address> joiners) {
  if(jr == null || joiners == null || joiners.isEmpty())
    return;
  Buffer marshalled_jr=marshal(jr);
  for(Address joiner: joiners) {
    log.trace("%s: sending join-rsp to %s: view=%s (%d mbrs)", local_addr, joiner, jr.getView(), jr.getView().size());
    sendJoinResponse(marshalled_jr, joiner);
  }
}

protected boolean installViewIfValidJoinRsp(final Promise<JoinRsp> join_promise, boolean block_for_rsp) {
  boolean success=false;
  JoinRsp rsp=null;
  try {
    if(join_promise.hasResult())
      rsp=join_promise.getResult(1, true);
    else if(block_for_rsp)
      rsp=join_promise.getResult(gms.join_timeout, true);
    return success=rsp != null && isJoinResponseValid(rsp) && installView(rsp.getView(), rsp.getDigest());
  }
  finally {
    if(success)
      gms.sendViewAck(rsp.getView().getCreator());
  }
}

/** In case we get a different JOIN_RSP from a previous JOIN_REQ sent by us (as a client), we simply apply the
 * new view if it is greater than ours
 *
 * @param join_rsp
 */
public void handleJoinResponse(JoinRsp join_rsp) {
  View v=join_rsp.getView();
  ViewId tmp_vid=v != null? v.getViewId() : null;
  ViewId my_view=gms.getViewId();
  if(tmp_vid != null && my_view != null && tmp_vid.compareToIDs(my_view) > 0) {
    Digest d=join_rsp.getDigest();
    gms.installView(v, d);
  }
}

protected boolean isJoinResponseValid(final JoinRsp rsp) {
  if(rsp.getFailReason() != null)
    throw new SecurityException(rsp.getFailReason());
  Digest tmp_digest=rsp.getDigest();
  if(tmp_digest == null || tmp_digest.capacity() == 0) {
    log.warn("%s: digest is empty: digest=%s", gms.local_addr, rsp.getDigest());
    return false;
  }
  if(!tmp_digest.contains(gms.local_addr)) {
    log.error("%s: digest in JOIN_RSP does not contain myself; join response: %s", gms.local_addr, rsp);
    return false;
  }
  if(rsp.getView() == null) {
    log.error("%s: JoinRsp has a null view, skipping it", gms.local_addr);
    return false;
  }
  return true;
}

protected void sendJoinResponses(JoinRsp jr, Collection<Address> joiners) {
  if(jr == null || joiners == null || joiners.isEmpty())
    return;
  Buffer marshalled_jr=marshal(jr);
  for(Address joiner: joiners) {
    log.trace("%s: sending join-rsp to %s: view=%s (%d mbrs)", local_addr, joiner, jr.getView(), jr.getView().size());
    sendJoinResponse(marshalled_jr, joiner);
  }
}

/** In case we get a different JOIN_RSP from a previous JOIN_REQ sent by us (as a client), we simply apply the
 * new view if it is greater than ours
 *
 * @param join_rsp
 */
public void handleJoinResponse(JoinRsp join_rsp) {
  View v=join_rsp.getView();
  ViewId tmp_vid=v != null? v.getVid() : null;
  if(tmp_vid != null && gms.view_id != null && tmp_vid.compareTo(gms.view_id) > 0) {
    gms.installView(v);
  }
}

protected boolean installViewIfValidJoinRsp(final Promise<JoinRsp> join_promise, boolean block_for_rsp) {
  boolean success=false;
  JoinRsp rsp=null;
  try {
    if(join_promise.hasResult())
      rsp=join_promise.getResult(1, true);
    else if(block_for_rsp)
      rsp=join_promise.getResult(gms.join_timeout, true);
    return success=rsp != null && isJoinResponseValid(rsp) && installView(rsp.getView(), rsp.getDigest());
  }
  finally {
    if(success)
      gms.sendViewAck(rsp.getView().getCreator());
  }
}

/** In case we get a different JOIN_RSP from a previous JOIN_REQ sent by us (as a client), we simply apply the
 * new view if it is greater than ours
 *
 * @param join_rsp
 */
public void handleJoinResponse(JoinRsp join_rsp) {
  View v=join_rsp.getView();
  ViewId tmp_vid=v != null? v.getViewId() : null;
  ViewId my_view=gms.getViewId();
  if(tmp_vid != null && my_view != null && tmp_vid.compareToIDs(my_view) > 0) {
    Digest d=join_rsp.getDigest();
    gms.installView(v, d);
  }
}

tmp_view=rsp.getView();
if(tmp_digest == null || tmp_view == null) {
  if(log.isErrorEnabled())

protected boolean isJoinResponseValid(final JoinRsp rsp) {
  if(rsp.getFailReason() != null)
    throw new SecurityException(rsp.getFailReason());
  Digest tmp_digest=rsp.getDigest();
  if(tmp_digest == null || tmp_digest.capacity() == 0) {
    log.warn("%s: digest is empty: digest=%s", gms.local_addr, rsp.getDigest());
    return false;
  }
  if(!tmp_digest.contains(gms.local_addr)) {
    log.error("%s: digest in JOIN_RSP does not contain myself; join response: %s", gms.local_addr, rsp);
    return false;
  }
  if(rsp.getView() == null) {
    log.error("%s: JoinRsp has a null view, skipping it", gms.local_addr);
    return false;
  }
  return true;
}