denis-chudov commented on code in PR #6641:
URL: https://github.com/apache/ignite-3/pull/6641#discussion_r2387945630
##########
modules/placement-driver/src/main/java/org/apache/ignite/internal/placementdriver/AssignmentsTracker.java:
##########
@@ -156,6 +184,124 @@ public CompletableFuture<List<TokenizedAssignments>>
getAssignments(
}));
}
+ @Override
+ public CompletableFuture<List<TokenizedAssignments>>
awaitNonEmptyAssignments(
+ List<? extends ReplicationGroupId> replicationGroupIds,
+ HybridTimestamp clusterTimeToAwait,
+ long timeoutMillis
+ ) {
+ return msManager
+ .clusterTime()
+ .waitFor(clusterTimeToAwait)
+ .thenCompose(ignored -> inBusyLock(busyLock, () -> {
+ long now = coarseCurrentTimeMillis();
+ return
awaitNonEmptyAssignmentsWithCheckMostRecent(replicationGroupIds, now,
timeoutMillis);
+ }))
+ .thenApply(identity());
+ }
+
+ private CompletableFuture<List<TokenizedAssignments>>
awaitNonEmptyAssignmentsWithCheckMostRecent(
+ List<? extends ReplicationGroupId> replicationGroupIds,
+ long startTime,
+ long timeoutMillis
+ ) {
+ Map<ReplicationGroupId, TokenizedAssignments> assignmentsMap =
stableAssignments();
+
+ Map<Integer, CompletableFuture<TokenizedAssignments>> futures = new
HashMap<>();
+ List<TokenizedAssignments> result = new
ArrayList<>(replicationGroupIds.size());
+
+ for (int i = 0; i < replicationGroupIds.size(); i++) {
+ ReplicationGroupId groupId = replicationGroupIds.get(i);
+
+ TokenizedAssignments a = assignmentsMap.get(groupId);
+ result.add(a);
+
+ if (a.nodes().isEmpty()) {
Review Comment:
fixed
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