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+per #3641 Storage plugin API

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- Journal plugin API for storage backends with asynchronous client API (default impl: in-memory journal)
- Journal plugin API for storage backends with synchronous client API (default impl: LevelDB journal)
- Snapshot store plugin API (default impl: local filesystem snapshot store)
This commit is contained in:
Martin Krasser 2013-10-08 11:46:02 +02:00
parent 1bda2a43d5
commit da7490bbc9
33 changed files with 1454 additions and 474 deletions
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20
akka-docs/rst/java/code/docs/persistence/PersistenceDocTest.java
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@ -25,13 +25,20 @@ public class PersistenceDocTest {
class MyProcessor extends UntypedProcessor {
public void onReceive(Object message) throws Exception {
if (message instanceof Persistent) {
// message has been written to journal
// message successfully written to journal
Persistent persistent = (Persistent)message;
Object payload = persistent.payload();
Long sequenceNr = persistent.sequenceNr();
// ...
} else if (message instanceof PersistenceFailure) {
// message failed to be written to journal
PersistenceFailure failure = (PersistenceFailure)message;
Object payload = failure.payload();
Long sequenceNr = failure.sequenceNr();
Throwable cause = failure.cause();
// ...
} else {
// message has not been written to journal
// message not written to journal
}
}
}
@ -179,11 +186,11 @@ public class PersistenceDocTest {
public void onReceive(Object message) throws Exception {
if (message.equals("snap")) {
saveSnapshot(state);
} else if (message instanceof SaveSnapshotSucceeded) {
SnapshotMetadata metadata = ((SaveSnapshotSucceeded)message).metadata();
} else if (message instanceof SaveSnapshotSuccess) {
SnapshotMetadata metadata = ((SaveSnapshotSuccess)message).metadata();
// ...
} else if (message instanceof SaveSnapshotFailed) {
SnapshotMetadata metadata = ((SaveSnapshotFailed)message).metadata();
} else if (message instanceof SaveSnapshotFailure) {
SnapshotMetadata metadata = ((SaveSnapshotFailure)message).metadata();
// ...
}
}
@ -225,6 +232,5 @@ public class PersistenceDocTest {
//#snapshot-criteria
}
}
};
}