/** {@inheritDoc} */ @Override public boolean onDone(AffinityTopologyVersion res, Throwable err) { Map<Integer, Boolean> m = null; for (GridCacheContext cacheCtx : cctx.cacheContexts()) { if (cacheCtx.config().getTopologyValidator() != null && !CU.isSystemCache(cacheCtx.name())) { if (m == null) m = new HashMap<>(); m.put( cacheCtx.cacheId(), cacheCtx.config().getTopologyValidator().validate(discoEvt.topologyNodes())); } } cacheValidRes = m != null ? m : Collections.<Integer, Boolean>emptyMap(); cctx.cache().onExchangeDone(exchId.topologyVersion(), reqs, err); cctx.exchange().onExchangeDone(this, err); if (super.onDone(res, err) && !dummy && !forcePreload) { if (log.isDebugEnabled()) log.debug( "Completed partition exchange [localNode=" + cctx.localNodeId() + ", exchange= " + this + ']'); initFut.onDone(err == null); GridTimeoutObject timeoutObj = this.timeoutObj; // Deschedule timeout object. if (timeoutObj != null) cctx.kernalContext().timeout().removeTimeoutObject(timeoutObj); if (exchId.isLeft()) { for (GridCacheContext cacheCtx : cctx.cacheContexts()) cacheCtx.config().getAffinity().removeNode(exchId.nodeId()); } return true; } return dummy; }
/** * @param cacheCtx Cache context. * @return {@code True} if local node can calculate affinity on it's own for this partition map * exchange. */ private boolean canCalculateAffinity(GridCacheContext cacheCtx) { AffinityFunction affFunc = cacheCtx.config().getAffinity(); // Do not request affinity from remote nodes if affinity function is not centralized. if (!U.hasAnnotation(affFunc, AffinityCentralizedFunction.class)) return true; // If local node did not initiate exchange or local node is the only cache node in grid. Collection<ClusterNode> affNodes = CU.affinityNodes(cacheCtx, exchId.topologyVersion()); return !exchId.nodeId().equals(cctx.localNodeId()) || (affNodes.size() == 1 && affNodes.contains(cctx.localNode())); }
/** {@inheritDoc} */ @Override public boolean isCacheTopologyValid(GridCacheContext cctx) { return cctx.config().getTopologyValidator() != null && cacheValidRes.containsKey(cctx.cacheId()) ? cacheValidRes.get(cctx.cacheId()) : true; }