Examples with ReadWriteTransaction org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction used on opensource projects

Example 66 with ReadWriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction in project genius by opendaylight.

the class ManagedNewTransactionRunnerImpl method callWithNewReadWriteTransactionAndSubmit.

@Override
@SuppressWarnings("checkstyle:IllegalCatch")
public <E extends Exception> ListenableFuture<Void> callWithNewReadWriteTransactionAndSubmit(CheckedConsumer<ReadWriteTransaction, E> txRunner) {
    ReadWriteTransaction realTx = broker.newReadWriteTransaction();
    ReadWriteTransaction wrappedTx = new NonSubmitCancelableReadWriteTransaction(realTx);
    try {
        txRunner.accept(wrappedTx);
        return realTx.submit();
    // catch Exception for both the <E extends Exception> thrown by accept() as well as any RuntimeException
    } catch (Exception e) {
        if (!realTx.cancel()) {
            LOG.error("Transaction.cancel() returned false, which should never happen here");
        }
        return immediateFailedFuture(e);
    }
}

Example 67 with ReadWriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction in project genius by opendaylight.

the class TransportZoneListener method initializeTZNode.

@SuppressWarnings("checkstyle:IllegalCatch")
private void initializeTZNode(DataBroker db) {
    ReadWriteTransaction transaction = db.newReadWriteTransaction();
    InstanceIdentifier<TransportZones> path = InstanceIdentifier.create(TransportZones.class);
    CheckedFuture<Optional<TransportZones>, ReadFailedException> tzones = transaction.read(LogicalDatastoreType.CONFIGURATION, path);
    try {
        if (!tzones.get().isPresent()) {
            TransportZonesBuilder tzb = new TransportZonesBuilder();
            transaction.put(LogicalDatastoreType.CONFIGURATION, path, tzb.build());
            transaction.submit();
        } else {
            transaction.cancel();
        }
    } catch (Exception e) {
        LOG.error("Error initializing TransportZones {}", e);
    }
}