@Override
public void setPersister(
BrooklynMementoPersister val, PersistenceExceptionHandler exceptionHandler) {
if (persistenceStoreAccess != null && persistenceStoreAccess != val) {
throw new IllegalStateException(
"Dynamically changing persister is not supported: old="
+ persistenceStoreAccess
+ "; new="
+ val);
}
if (persistenceRealChangeListener != null) {
// TODO should probably throw here, but previously we have not -- so let's log for now to be
// sure it's not happening
LOG.warn(
"Persister reset after listeners have been set",
new Throwable("Source of persister reset"));
}
this.persistenceStoreAccess = checkNotNull(val, "persister");
this.persistenceRealChangeListener =
new PeriodicDeltaChangeListener(
managementContext.getServerExecutionContext(),
persistenceStoreAccess,
exceptionHandler,
persistMetrics,
periodicPersistPeriod);
this.persistencePublicChangeListener = new SafeChangeListener(persistenceRealChangeListener);
if (persistenceRunning) {
persistenceRealChangeListener.start();
}
}
@Override
public void startPersistence() {
if (readOnlyRunning) {
throw new IllegalStateException(
"Cannot start read-only when already running with persistence");
}
LOG.debug(
"Starting persistence (" + this + "), mgmt " + managementContext.getManagementNodeId());
if (!persistenceRunning) {
if (managementContext
.getBrooklynProperties()
.getConfig(BrooklynServerConfig.PERSISTENCE_BACKUPS_REQUIRED_ON_PROMOTION)) {
BrooklynPersistenceUtils.createBackup(
managementContext, CreateBackupMode.PROMOTION, MementoCopyMode.REMOTE);
}
}
persistenceRunning = true;
readOnlyRebindCount.set(Integer.MIN_VALUE);
persistenceStoreAccess.enableWriteAccess();
if (persistenceRealChangeListener != null) persistenceRealChangeListener.start();
}
