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-rw-r--r--infra/impl/src/main/java/io/fd/honeycomb/v3po/impl/NorthboundFacadeHoneycombDOMBroker.java206
1 files changed, 206 insertions, 0 deletions
diff --git a/infra/impl/src/main/java/io/fd/honeycomb/v3po/impl/NorthboundFacadeHoneycombDOMBroker.java b/infra/impl/src/main/java/io/fd/honeycomb/v3po/impl/NorthboundFacadeHoneycombDOMBroker.java
new file mode 100644
index 000000000..c2d70c38c
--- /dev/null
+++ b/infra/impl/src/main/java/io/fd/honeycomb/v3po/impl/NorthboundFacadeHoneycombDOMBroker.java
@@ -0,0 +1,206 @@
+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.v3po.impl;
+
+import com.google.common.base.Optional;
+import com.google.common.collect.Maps;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import java.util.Map;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import javax.annotation.concurrent.NotThreadSafe;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
+import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
+import org.opendaylight.controller.md.sal.dom.api.DOMNotificationPublishService;
+import org.opendaylight.controller.md.sal.dom.api.DOMNotificationService;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcAvailabilityListener;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementationNotAvailableException;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
+import org.opendaylight.controller.sal.core.api.Broker;
+import org.opendaylight.controller.sal.core.api.BrokerService;
+import org.opendaylight.controller.sal.core.api.Consumer;
+import org.opendaylight.controller.sal.core.api.Provider;
+import org.opendaylight.controller.sal.core.api.model.SchemaService;
+import org.opendaylight.controller.sal.core.api.mount.MountProvisionListener;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.osgi.framework.BundleContext;
+
+/**
+ * Implementation of dom broker to facade VPP pipeline for northbound APIs
+ */
+public class NorthboundFacadeHoneycombDOMBroker implements AutoCloseable, Broker {
+
+ private static final BrokerService EMPTY_DOM_RPC_SERVICE = new EmptyDomRpcService();
+ private static final BrokerService EMPTY_DOM_MOUNT_SERVICE = new EmptyDomMountService();
+
+ private Map<Class<? extends BrokerService>, BrokerService> services;
+
+ public NorthboundFacadeHoneycombDOMBroker(@Nonnull final DOMDataBroker domDataBrokerDependency,
+ @Nonnull final SchemaService schemaBiService,
+ @Nonnull final DOMNotificationService domNotificatioNService) {
+ services = Maps.newHashMap();
+ services.put(DOMDataBroker.class, domDataBrokerDependency);
+ // All services below are required to be present by Restconf northbound
+ services.put(SchemaService.class, schemaBiService);
+ services.put(DOMRpcService.class, EMPTY_DOM_RPC_SERVICE);
+ services.put(DOMMountPointService.class, EMPTY_DOM_MOUNT_SERVICE);
+ services.put(DOMNotificationService.class, domNotificatioNService);
+ // TODO do both notification service types have to be registered ?
+ services.put(DOMNotificationPublishService.class, domNotificatioNService);
+ }
+
+ @Override
+ public void close() throws Exception {
+ // NOOP
+ }
+
+ @Override
+ public ConsumerSession registerConsumer(final Consumer consumer) {
+ final SimpleConsumerSession session = new SimpleConsumerSession(services);
+ consumer.onSessionInitiated(session);
+ return session;
+ }
+
+ @Deprecated
+ @Override
+ public ConsumerSession registerConsumer(final Consumer consumer, final BundleContext bundleContext) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public ProviderSession registerProvider(final Provider provider) {
+ final SimpleProviderSession session = new SimpleProviderSession(services);
+ provider.onSessionInitiated(session);
+ return session;
+ }
+
+ @Override
+ public ProviderSession registerProvider(final Provider provider, final BundleContext bundleContext) {
+ throw new UnsupportedOperationException();
+ }
+
+ @NotThreadSafe
+ private static class SimpleConsumerSession implements ConsumerSession {
+ private boolean closed;
+ private final Map<Class<? extends BrokerService>, BrokerService> services;
+
+ private SimpleConsumerSession(final Map<Class<? extends BrokerService>, BrokerService> services) {
+ this.services = services;
+ }
+
+ @Override
+ public boolean isClosed() {
+ return closed;
+ }
+
+ @Override
+ public <T extends BrokerService> T getService(final Class<T> aClass) {
+ return (T)services.get(aClass);
+ }
+
+ @Override
+ public void close() {
+ closed = true;
+ }
+ }
+
+ @NotThreadSafe
+ private static class SimpleProviderSession implements ProviderSession {
+ private boolean closed;
+ private final Map<Class<? extends BrokerService>, BrokerService> services;
+
+ private SimpleProviderSession(final Map<Class<? extends BrokerService>, BrokerService> services) {
+ this.services = services;
+ }
+
+ @Override
+ public boolean isClosed() {
+ return closed;
+ }
+
+ @Override
+ public <T extends BrokerService> T getService(final Class<T> aClass) {
+ return (T)services.get(aClass);
+ }
+
+ @Override
+ public void close() {
+ closed = true;
+ }
+ }
+
+ private static class EmptyDomRpcService implements DOMRpcService {
+ @Nonnull
+ @Override
+ public CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(@Nonnull final SchemaPath schemaPath,
+ @Nullable final NormalizedNode<?, ?> normalizedNode) {
+ return Futures.<DOMRpcResult, DOMRpcException>immediateFailedCheckedFuture(
+ new DOMRpcImplementationNotAvailableException("RPCs not supported"));
+ }
+
+ @Nonnull
+ @Override
+ public <T extends DOMRpcAvailabilityListener> ListenerRegistration<T> registerRpcListener(@Nonnull final T t) {
+ return new ListenerRegistration<T>() {
+ @Override
+ public void close() {
+ // Noop
+ }
+
+ @Override
+ public T getInstance() {
+ return t;
+ }
+ };
+ }
+ }
+
+ private static class EmptyDomMountService implements DOMMountPointService {
+ @Override
+ public Optional<DOMMountPoint> getMountPoint(final YangInstanceIdentifier yangInstanceIdentifier) {
+ return Optional.absent();
+ }
+
+ @Override
+ public DOMMountPointBuilder createMountPoint(final YangInstanceIdentifier yangInstanceIdentifier) {
+ throw new UnsupportedOperationException("No mountpoint support");
+ }
+
+ @Override
+ public ListenerRegistration<MountProvisionListener> registerProvisionListener(
+ final MountProvisionListener mountProvisionListener) {
+ return new ListenerRegistration<MountProvisionListener>() {
+ @Override
+ public void close() {
+ // Noop
+ }
+
+ @Override
+ public MountProvisionListener getInstance() {
+ return mountProvisionListener;
+ }
+ };
+ }
+ }
+}