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chore: prevent start and stop to run in parallel #4335

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Merged
olavloite merged 1 commit into from
Feb 6, 2026
Merged

chore: prevent start and stop to run in parallel #4335

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4 changes: 2 additions & 2 deletions ...loud-spanner/src/main/java/com/google/cloud/spanner/MultiplexedSessionDatabaseClient.java
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Original file line number Diff line number Diff line change
Expand Up @@ -562,7 +562,7 @@ final class MultiplexedSessionMaintainer {
this.clock = clock;
}

void start() {
private synchronized void start() {
// Schedule the maintainer to run once every ten minutes (by default).
long loopFrequencyMillis =
MultiplexedSessionDatabaseClient.this
Expand All @@ -577,7 +577,7 @@ void start() {
this::maintain, loopFrequencyMillis, loopFrequencyMillis, TimeUnit.MILLISECONDS);
}

void stop() {
private synchronized void stop() {
if (this.scheduledFuture != null) {
this.scheduledFuture.cancel(false);
}
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