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

Example 41 with ReadOnlyTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction in project bgpcep by opendaylight.

the class AbstractCommunityHandler method loadCommunitySet.

private List<Communities> loadCommunitySet(final String key) throws ExecutionException, InterruptedException {
    final ReadOnlyTransaction tr = this.databroker.newReadOnlyTransaction();
    final Optional<CommunitySet> result = tr.read(LogicalDatastoreType.CONFIGURATION, COMMUNITY_SETS_IID.child(CommunitySet.class, new CommunitySetKey(key))).get();
    if (!result.isPresent()) {
        return Collections.emptyList();
    }
    return result.get().getCommunities().stream().map(ge -> new CommunitiesBuilder().setAsNumber(ge.getAsNumber()).setSemantics(ge.getSemantics()).build()).collect(Collectors.toList());
}

Example 42 with ReadOnlyTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction in project bgpcep by opendaylight.

the class GenericConditionPolicyHandler method loadPrefixSets.

private List<Prefix> loadPrefixSets(final String key) throws ExecutionException, InterruptedException {
    final ReadOnlyTransaction tr = this.databroker.newReadOnlyTransaction();
    final com.google.common.base.Optional<PrefixSet> result = tr.read(LogicalDatastoreType.CONFIGURATION, PREFIXES_SET_IID.child(PrefixSet.class, new PrefixSetKey(key))).get();
    if (!result.isPresent()) {
        return Collections.emptyList();
    }
    return result.get().getPrefix();
}

Example 43 with ReadOnlyTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction in project bgpcep by opendaylight.

the class CheckUtil method readData.

private static <R, T extends DataObject> R readData(final DataBroker dataBroker, final LogicalDatastoreType ldt, final InstanceIdentifier<T> iid, final Function<T, R> function, final int timeout) throws ReadFailedException {
    AssertionError lastError = null;
    final Stopwatch sw = Stopwatch.createStarted();
    while (sw.elapsed(TimeUnit.SECONDS) <= timeout) {
        try (ReadOnlyTransaction tx = dataBroker.newReadOnlyTransaction()) {
            final Optional<T> data = tx.read(ldt, iid).checkedGet();
            if (data.isPresent()) {
                try {
                    return function.apply(data.get());
                } catch (final AssertionError e) {
                    lastError = e;
                    Uninterruptibles.sleepUninterruptibly(SLEEP_FOR, TimeUnit.MILLISECONDS);
                }
            }
        }
    }
    throw lastError;
}

Example 44 with ReadOnlyTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction in project bgpcep by opendaylight.

the class UpdateTunnelInstructionExecutor method invokeOperation.

@Override
protected ListenableFuture<OperationResult> invokeOperation() {
    final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(this.updateTunnelInput);
    final InstanceIdentifier<Link> lii = TunnelProgrammingUtil.linkIdentifier(tii, this.updateTunnelInput);
    try (ReadOnlyTransaction t = this.dataProvider.newReadOnlyTransaction()) {
        final Link link;
        final Node node;
        try {
            // The link has to exist
            link = t.read(LogicalDatastoreType.OPERATIONAL, lii).checkedGet().get();
            // The source node has to exist
            node = TunelProgrammingUtil.sourceNode(t, tii, link).get();
        } catch (IllegalStateException | ReadFailedException e) {
            LOG.debug("Link or node does not exist.", e);
            return TunelProgrammingUtil.RESULT;
        }
        return Futures.transform((ListenableFuture<RpcResult<UpdateLspOutput>>) this.topologyService.updateLsp(buildUpdateInput(link, node)), RpcResult::getResult, MoreExecutors.directExecutor());
    }
}

Example 45 with ReadOnlyTransaction

use of org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction in project bgpcep by opendaylight.

the class DestroyTunnelInstructionExecutor method invokeOperation.

@Override
protected ListenableFuture<OperationResult> invokeOperation() {
    final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(this.pcepDestroyTunnelInput);
    final InstanceIdentifier<Link> lii = TunnelProgrammingUtil.linkIdentifier(tii, this.pcepDestroyTunnelInput);
    try (ReadOnlyTransaction t = this.dataProvider.newReadOnlyTransaction()) {
        final Node node;
        final Link link;
        try {
            // The link has to exist
            link = t.read(LogicalDatastoreType.OPERATIONAL, lii).checkedGet().get();
            // The source node has to exist
            node = TunelProgrammingUtil.sourceNode(t, tii, link).get();
        } catch (IllegalStateException | ReadFailedException e) {
            LOG.debug("Link or node does not exist.", e);
            return TunelProgrammingUtil.RESULT;
        }
        final RemoveLspInputBuilder ab = new RemoveLspInputBuilder();
        ab.setName(link.getAugmentation(Link1.class).getSymbolicPathName());
        ab.setNode(node.getSupportingNode().get(0).getKey().getNodeRef());
        return Futures.transform((ListenableFuture<RpcResult<RemoveLspOutput>>) this.topologyService.removeLsp(ab.build()), RpcResult::getResult, MoreExecutors.directExecutor());
    }
}