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org.jgroups.protocols.pbcast
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How to use org.jgroups.protocols.pbcast

Best Java code snippets using org.jgroups.protocols.pbcast (Showing top 20 results out of 315)

origin: wildfly/wildfly

/**
 * Loop: determine coord. If coord is me --> handleLeave().
 * Else send handleLeave() to coord until success
 */
public void leave(Address mbr) {
  Address coord=gms.determineCoordinator();
  if(coord != null)
    sendLeaveReqTo(coord);
  gms.becomeClient();
}
origin: wildfly/wildfly

protected void handleStateReq(Address requester) {
  if(spawner == null || !spawner.isRunning())
    spawner=createAcceptor();
  super.handleStateReq(requester);
}
origin: wildfly/wildfly

public void stop() {
  super.stop();
  if(spawner != null)
    spawner.stop();
}
origin: wildfly/wildfly

protected synchronized void cancelMerge(MergeId id) {
  if(setMergeId(id, null)) {
    merge_task.stop();
    stopMergeKiller();
    merge_rsps.reset();
    gms.getViewHandler().resume();
    gms.getDownProtocol().down(new Event(Event.RESUME_STABLE));
  }
}
origin: wildfly/wildfly

/**
 * Fetches the digests from all members and installs them again. Used only for diagnosis and support; don't
 * use this otherwise !
 */
protected void fixDigests() {
  Digest digest=fetchDigestsFromAllMembersInSubPartition(gms.view, null);
  Message msg=new Message().putHeader(gms.getId(), new GMS.GmsHeader(GMS.GmsHeader.INSTALL_DIGEST))
   .setBuffer(GMS.marshal(null, digest));
  gms.getDownProtocol().down(msg);
}
origin: wildfly/wildfly

protected void sendJoinRejectionMessage(Address dest, String error_msg) {
  if (dest == null)
    return;
  JoinRsp joinRes = new JoinRsp(error_msg); // specify the error message on the JoinRsp
  Message msg = new Message(dest).putHeader(GMS_ID, new GmsHeader(GmsHeader.JOIN_RSP)).setBuffer(
      GMS.marshal(joinRes));
  down_prot.down(msg);
}
origin: wildfly/wildfly

public ViewHandler<R> add(Collection<R> reqs) {
  if(_add(reqs))
    process(requests);
  return this;
}
origin: wildfly/wildfly

public void init() throws Exception {
  super.init();
  merger.cancelMerge(null);
}
origin: wildfly/wildfly

protected void createStreamToRequester(Address requester) {
  OutputStream bos=new StateOutputStream(requester);
  getStateFromApplication(requester, bos, false);
}
origin: wildfly/wildfly

public void stop() {
  super.stop(); // sets leaving=false
  merger.stop();
}
origin: wildfly/wildfly

final void initState() {
  becomeClient();
  view=null;
  first_view_sent=false;
}
origin: wildfly/wildfly

protected GmsImpl(GMS gms) {
  this.gms=gms;
  merger=gms.merger;
  log=gms.getLog();
}
origin: wildfly/wildfly

/**
 * Invoked upon receiving a MERGE event from the MERGE layer. Starts the merge protocol.
 * See description of protocol in DESIGN.
 * @param views A List of <em>different</em> views detected by the merge protocol
 */
public void merge(Map<Address, View> views) {
  merger.merge(views);
}
origin: wildfly/wildfly

protected static boolean isJoinOrInstallViewMessage(GMS.GmsHeader hdr) {
  if(hdr == null)
    return false;
  switch(hdr.getType()) {
    case GMS.GmsHeader.JOIN_RSP:
    case GMS.GmsHeader.INSTALL_MERGE_VIEW:
      return true;
  }
  return false;
}
origin: wildfly/wildfly

/**
 * If merge_id is not equal to this.merge_id then discard.
 * Else cast the view/digest to all members of this group.
 */
public void handleMergeView(final MergeData data,final MergeId merge_id) {
  merger.handleMergeView(data, merge_id);
}
origin: wildfly/wildfly

/**
 * Get the view and digest and send back both (MergeData) in the form of a MERGE_RSP to the sender.
 * If a merge is already in progress, send back a MergeData with the merge_rejected field set to true.
 * @param sender The address of the merge leader
 * @param merge_id The merge ID
 * @param mbrs The set of members from which we expect responses
 */
public void handleMergeRequest(Address sender, MergeId merge_id, Collection<? extends Address> mbrs) {
  merger.handleMergeRequest(sender, merge_id, mbrs);
}
origin: wildfly/wildfly

public NakAckHeader2 copy() {
  NakAckHeader2 ret=new NakAckHeader2();
  ret.type=type;
  ret.seqno=seqno;
  ret.sender=sender;
  return ret;
}
origin: wildfly/wildfly

/**
 * Fetches the digests from all members and installs them again. Used only for diagnosis and support; don't
 * use this otherwise !
 */
void fixDigests() {
  merger.fixDigests();
}
origin: wildfly/wildfly

/**
 * Creates a retransmit buffer for each sender in the digest according to the sender's seqno.
 * If a buffer already exists, it resets it.
 */
protected void setDigest(Digest digest) {
  setDigest(digest,false);
}
origin: wildfly/wildfly

@SuppressWarnings("unchecked")
public ViewHandler<R> add(R ... reqs) {
  if(_add(reqs))
    process(requests);
  return this;
}
org.jgroups.protocols.pbcast

Most used classes

  • GMS
    Group membership protocol. Handles joins/leaves/crashes (suspicions) and emits new views accordingly
  • NakAckHeader2
    Header used by org.jgroups.protocols.pbcast.NAKACK2
  • NAKACK2
    Negative AcKnowledgement layer (NAKs). Messages are assigned a monotonically increasing sequence num
  • ClientGmsImpl
    Client part of GMS. Whenever a new member wants to join a group, it starts in the CLIENT role. No mu
  • CoordGmsImpl
    Coordinator role of the Group MemberShip (GMS) protocol. Accepts JOIN and LEAVE requests and emits v
  • FLUSH,
  • GMS$GmsHeader,
  • GmsImpl,
  • JoinRsp,
  • MergeData,
  • Merger,
  • ParticipantGmsImpl,
  • STABLE$ResumeTask,
  • STABLE$StabilitySendTask,
  • STABLE$StableHeader,
  • STABLE$StableTask,
  • STABLE,
  • STATE_TRANSFER$StateHeader,
  • STATE_TRANSFER
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