/** Removed rejected merge requests from merge_rsps and coords. This method has a lock on merge_rsps */ protected void removeRejectedMergeRequests(Collection<Address> coords) { int num_removed=0; for(Iterator<Map.Entry<Address,MergeData>> it=merge_rsps.getResults().entrySet().iterator(); it.hasNext();) { Map.Entry<Address,MergeData> entry=it.next(); MergeData data=entry.getValue(); if(data.merge_rejected) { if(data.getSender() != null) coords.remove(data.getSender()); it.remove(); num_removed++; } } if(num_removed > 0) log.trace("%s: removed %d rejected merge responses", gms.local_addr, num_removed); }
public void handleMergeResponse(MergeData data, MergeId merge_id) { if(!matchMergeId(merge_id)) { log.trace("%s: this.merge_id (%s) is different from merge_id %s sent by %s as merge response, discarding it", gms.local_addr, this.merge_id, merge_id, data.getSender()); return; } merge_rsps.add(data.getSender(), data); }
/** * 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) { if(!matchMergeId(merge_id)) { log.trace("%s: merge_ids (mine: %s, received: %s) don't match; merge view %s is discarded", gms.local_addr, this.merge_id, merge_id, data.view.getViewId()); return; } // only send to our *current* members, if we have A and B being merged (we are B), then we would *not* // want to block on a VIEW_ACK from A because A doesn't see us in the pre-merge view yet and discards the view List<Address> expected_acks=gms.members.getMembers(); try { gms.castViewChangeAndSendJoinRsps(data.view, data.digest, expected_acks, null, null); // if we have flush in stack send ack back to merge coordinator if(gms.flushProtocolInStack) { //[JGRP-700] - FLUSH: flushing should span merge Message ack=new Message(data.getSender()).setFlag(Message.Flag.OOB, Message.Flag.INTERNAL) .putHeader(gms.getId(), new GMS.GmsHeader(GMS.GmsHeader.INSTALL_MERGE_VIEW_OK)); gms.getDownProtocol().down(ack); } } finally { cancelMerge(merge_id); } }
/** Removed rejected merge requests from merge_rsps and coords */ private void removeRejectedMergeRequests(Vector coords) { MergeData data; for(Iterator it=merge_rsps.iterator(); it.hasNext();) { data=(MergeData)it.next(); if(data.merge_rejected) { if(data.getSender() != null && coords != null) coords.removeElement(data.getSender()); it.remove(); if(log.isDebugEnabled()) log.debug("removed element " + data); } } }
/** Removed rejected merge requests from merge_rsps and coords. This method has a lock on merge_rsps */ protected void removeRejectedMergeRequests(Collection<Address> coords) { int num_removed=0; for(Iterator<Map.Entry<Address,MergeData>> it=merge_rsps.getResults().entrySet().iterator(); it.hasNext();) { Map.Entry<Address,MergeData> entry=it.next(); MergeData data=entry.getValue(); if(data.merge_rejected) { if(data.getSender() != null) coords.remove(data.getSender()); it.remove(); num_removed++; } } if(num_removed > 0) log.trace("%s: removed %d rejected merge responses", gms.local_addr, num_removed); }
public void handleMergeResponse(MergeData data, MergeId merge_id) { if(!matchMergeId(merge_id)) { log.trace("%s: this.merge_id (%s) is different from merge_id %s sent by %s as merge response, discarding it", gms.local_addr, this.merge_id, merge_id, data.getSender()); return; } merge_rsps.add(data.getSender(), data); }
+ this.merge_id + ") is null (sender=" + data.getSender() + ")."); return;
/** * 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) { if(!matchMergeId(merge_id)) { log.trace("%s: merge_ids (mine: %s, received: %s) don't match; merge view %s is discarded", gms.local_addr, this.merge_id, merge_id, data.view.getViewId()); return; } // only send to our *current* members, if we have A and B being merged (we are B), then we would *not* // want to block on a VIEW_ACK from A because A doesn't see us in the pre-merge view yet and discards the view List<Address> expected_acks=gms.members.getMembers(); try { gms.castViewChangeAndSendJoinRsps(data.view, data.digest, expected_acks, null, null); // if we have flush in stack send ack back to merge coordinator if(gms.flushProtocolInStack) { //[JGRP-700] - FLUSH: flushing should span merge Message ack=new Message(data.getSender()).setFlag(Message.Flag.OOB, Message.Flag.INTERNAL) .putHeader(gms.getId(), new GMS.GmsHeader(GMS.GmsHeader.INSTALL_MERGE_VIEW_OK)); gms.getDownProtocol().down(ack); } } finally { cancelMerge(merge_id); } }