/** * Updates value for single partition. * * @param p Partition. * @param nodeId Node ID. * @param state State. * @param updateSeq Update sequence. */ @SuppressWarnings({"MismatchedQueryAndUpdateOfCollection"}) private void updateLocal(int p, UUID nodeId, GridDhtPartitionState state, long updateSeq) { assert lock.isWriteLockedByCurrentThread(); assert nodeId.equals(cctx.nodeId()); // In case if node joins, get topology at the time of joining node. ClusterNode oldest = CU.oldestAliveCacheServerNode(cctx.shared(), topVer); assert oldest != null; // If this node became the oldest node. if (oldest.id().equals(cctx.nodeId())) { long seq = node2part.updateSequence(); if (seq != updateSeq) { if (seq > updateSeq) { if (this.updateSeq.get() < seq) { // Update global counter if necessary. boolean b = this.updateSeq.compareAndSet(this.updateSeq.get(), seq + 1); assert b : "Invalid update sequence [updateSeq=" + updateSeq + ", seq=" + seq + ", curUpdateSeq=" + this.updateSeq.get() + ", node2part=" + node2part.toFullString() + ']'; updateSeq = seq + 1; } else updateSeq = seq; } node2part.updateSequence(updateSeq); } } GridDhtPartitionMap map = node2part.get(nodeId); if (map == null) node2part.put( nodeId, map = new GridDhtPartitionMap( nodeId, updateSeq, Collections.<Integer, GridDhtPartitionState>emptyMap(), false)); map.updateSequence(updateSeq); map.put(p, state); Set<UUID> ids = part2node.get(p); if (ids == null) part2node.put(p, ids = U.newHashSet(3)); ids.add(nodeId); }
/** @return Full map string representation. */ @SuppressWarnings({"ConstantConditions"}) private String fullMapString() { return node2part == null ? "null" : FULL_MAP_DEBUG ? node2part.toFullString() : node2part.toString(); }