ableegoldman commented on a change in pull request #9262:
URL: https://github.com/apache/kafka/pull/9262#discussion_r491107777
##########
File path:
streams/src/main/java/org/apache/kafka/streams/processor/internals/StateDirectory.java
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@@ -306,59 +305,69 @@ public synchronized void clean() {
*/
public synchronized void cleanRemovedTasks(final long cleanupDelayMs) {
try {
- cleanRemovedTasks(cleanupDelayMs, false);
+ cleanRemovedTasksCalledByCleanerThread(cleanupDelayMs);
} catch (final Exception cannotHappen) {
throw new IllegalStateException("Should have swallowed
exception.", cannotHappen);
}
}
- private synchronized void cleanRemovedTasks(final long cleanupDelayMs,
- final boolean manualUserCall)
throws Exception {
- final File[] taskDirs = listAllTaskDirectories();
- if (taskDirs == null || taskDirs.length == 0) {
- return; // nothing to do
- }
-
- for (final File taskDir : taskDirs) {
+ private void cleanRemovedTasksCalledByCleanerThread(final long
cleanupDelayMs) {
+ for (final File taskDir : listAllTaskDirectories()) {
Review comment:
We recently "fixed" `listAllTaskDirectories` to guarantee that it never
returns null. We just missed to update all the null checks when we did that
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