Github user zsxwing commented on a diff in the pull request:
https://github.com/apache/spark/pull/16947#discussion_r101602345
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala
---
@@ -250,53 +249,56 @@ class StreamExecution(
updateStatusMessage("Initializing sources")
// force initialization of the logical plan so that the sources can
be created
logicalPlan
- state = ACTIVE
- // Unblock `awaitInitialization`
- initializationLatch.countDown()
-
- triggerExecutor.execute(() => {
- startTrigger()
-
- val isTerminated =
- if (isActive) {
- reportTimeTaken("triggerExecution") {
- if (currentBatchId < 0) {
- // We'll do this initialization only once
- populateStartOffsets()
- logDebug(s"Stream running from $committedOffsets to
$availableOffsets")
- } else {
- constructNextBatch()
+ if (state.compareAndSet(INITIALIZING, ACTIVE)) {
--- End diff --
Most changes here are space changes. You can use
https://github.com/apache/spark/pull/16947/files?w=1 to review it.
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