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!per #17832 Remove SyncWriteJournal

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This commit is contained in:
Patrik Nordwall 2015-06-25 19:58:47 +02:00
parent 17760c020c
commit 4638f5630e
20 changed files with 218 additions and 357 deletions
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14
akka-docs/rst/java/code/docs/persistence/PersistencePluginDocTest.java
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@ -84,10 +84,20 @@ public class PersistencePluginDocTest {
}
class MyAsyncJournal extends AsyncWriteJournal {
//#sync-journal-plugin-api
@Override
public Future<Iterable<Optional<Exception>>> doAsyncWriteMessages(Iterable<AtomicWrite> messages) {
return null;
public Future<Iterable<Optional<Exception>>> doAsyncWriteMessages(
Iterable<AtomicWrite> messages) {
try {
Iterable<Optional<Exception>> result = new ArrayList<Optional<Exception>>();
// blocking call here...
// result.add(..)
return Futures.successful(result);
} catch (Exception e) {
return Futures.failed(e);
}
}
//#sync-journal-plugin-api
@Override
public Future<Void> doAsyncDeleteMessagesTo(String persistenceId, long toSequenceNr) {

15
akka-docs/rst/java/lambda-persistence.rst
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@ -595,18 +595,17 @@ Plugin development requires the following imports:
Journal plugin API
------------------
A journal plugin either extends ``SyncWriteJournal`` or ``AsyncWriteJournal``. ``SyncWriteJournal`` is an
actor that should be extended when the storage backend API only supports synchronous, blocking writes. In this
case, the methods to be implemented are:
A journal plugin extends ``AsyncWriteJournal``.
.. includecode:: ../../../akka-persistence/src/main/java/akka/persistence/journal/japi/SyncWritePlugin.java#sync-write-plugin-api
``AsyncWriteJournal`` is an actor that should be extended if the storage backend API supports asynchronous,
non-blocking writes. In this case, the methods to be implemented are:
``AsyncWriteJournal`` is an actor and the methods to be implemented are:
.. includecode:: ../../../akka-persistence/src/main/java/akka/persistence/journal/japi/AsyncWritePlugin.java#async-write-plugin-api
Message replays and sequence number recovery are always asynchronous, therefore, any journal plugin must implement:
If the storage backend API only supports synchronous, blocking writes, the methods should be implemented as:
.. includecode:: ../../../akka-samples/akka-sample-persistence-java-lambda/src/main/java/doc/LambdaPersistencePluginDocTest.java#sync-journal-plugin-api
A journal plugin must also implement the methods defined in ``AsyncRecovery`` for replays and sequence number recovery:
.. includecode:: ../../../akka-persistence/src/main/java/akka/persistence/journal/japi/AsyncRecoveryPlugin.java#async-replay-plugin-api

17
akka-docs/rst/java/persistence.rst
View file

@ -597,21 +597,22 @@ Plugin development requires the following imports:
.. includecode:: code/docs/persistence/PersistencePluginDocTest.java#plugin-imports
.. _journal-plugin-api-java:
Journal plugin API
------------------
A journal plugin either extends ``SyncWriteJournal`` or ``AsyncWriteJournal``. ``SyncWriteJournal`` is an
actor that should be extended when the storage backend API only supports synchronous, blocking writes. In this
case, the methods to be implemented are:
A journal plugin extends ``AsyncWriteJournal``.
.. includecode:: ../../../akka-persistence/src/main/java/akka/persistence/journal/japi/SyncWritePlugin.java#sync-write-plugin-api
``AsyncWriteJournal`` is an actor that should be extended if the storage backend API supports asynchronous,
non-blocking writes. In this case, the methods to be implemented are:
``AsyncWriteJournal`` is an actor and the methods to be implemented are:
.. includecode:: ../../../akka-persistence/src/main/java/akka/persistence/journal/japi/AsyncWritePlugin.java#async-write-plugin-api
Message replays and sequence number recovery are always asynchronous, therefore, any journal plugin must implement:
If the storage backend API only supports synchronous, blocking writes, the methods should be implemented as:
.. includecode:: code/docs/persistence/PersistencePluginDocTest.java#sync-journal-plugin-api
A journal plugin must also implement the methods defined in ``AsyncRecovery`` for replays and sequence number recovery:
.. includecode:: ../../../akka-persistence/src/main/java/akka/persistence/journal/japi/AsyncRecoveryPlugin.java#async-replay-plugin-api