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+per #18559 TCK tests for highestSequenceNr not reset after journal message deletion

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* added tests
* docs about highestSeqenceNr behaviour after message deletion
* clarification about highestSequenceNr in AsyncRecovery#asyncReadHighestSequenceNr and AsyncWriteJournal#asyncDeleteMessagesTo
This commit is contained in:
Evgeny Shepelyuk 2015-10-13 22:27:14 +03:00
parent b5412a1ee0
commit 4eaa77608c
5 changed files with 114 additions and 83 deletions
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akka-persistence/src/main/scala/akka/persistence/journal/AsyncWriteJournal.scala
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@ -215,6 +215,7 @@ trait AsyncWriteJournal extends Actor with WriteJournalBase with AsyncRecovery {
* (inclusive).
*
* This call is protected with a circuit-breaker.
* Message deletion doesn't affect the highest sequence number of messages, journal must maintain the highest sequence number and never decrease it.
*/
def asyncDeleteMessagesTo(persistenceId: String, toSequenceNr: Long): Future[Unit]