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authorMarek Gradzki <mgradzki@cisco.com>2016-12-11 17:25:23 +0100
committerMarek Gradzki <mgradzki@cisco.com>2016-12-13 13:34:59 +0100
commitac0409a9987fdf6440665f03aa1ad2c2466dad28 (patch)
tree9487a7aca60805504ec59e3dee6db5c7c6d3c1a9 /infra/rpc/impl/src/main
parent8be1783be737e79fbcb7e4377b920959cf1f7198 (diff)
HONEYCOMB-151: Rpc supportv1.17.01-RC0
Change-Id: Iccffe5412b4bb06b606b66f7c0e7ebd601d5a7d1 Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Diffstat (limited to 'infra/rpc/impl/src/main')
-rw-r--r--infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/HoneycombDOMRpcService.java96
-rw-r--r--infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/RpcRegistryBuilder.java63
2 files changed, 159 insertions, 0 deletions
diff --git a/infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/HoneycombDOMRpcService.java b/infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/HoneycombDOMRpcService.java
new file mode 100644
index 000000000..09f93db36
--- /dev/null
+++ b/infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/HoneycombDOMRpcService.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2016 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.rpc;
+
+import static net.javacrumbs.futureconverter.java8guava.FutureConverter.toListenableFuture;
+
+import com.google.common.base.Function;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import java.util.concurrent.CompletableFuture;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+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.DOMRpcResult;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
+import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
+import org.opendaylight.yangtools.binding.data.codec.api.BindingNormalizedNodeSerializer;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+
+public final class HoneycombDOMRpcService implements DOMRpcService {
+
+ private static final Function<? super Exception, DOMRpcException> ANY_EX_TO_RPC_EXCEPTION_MAPPER =
+ (Function<Exception, DOMRpcException>) e -> (e instanceof DOMRpcException)
+ ? (DOMRpcException) e
+ : new RpcException("RPC failed", e);
+
+ // TODO HONEYCOMB-161 what to use instead of deprecated BindingNormalizedNodeSerializer ?
+ private final BindingNormalizedNodeSerializer serializer;
+ private final RpcRegistry rpcRegistry;
+
+ public HoneycombDOMRpcService(@Nonnull final BindingNormalizedNodeSerializer serializer,
+ @Nonnull final RpcRegistry rpcRegistry) {
+ this.serializer = serializer;
+ this.rpcRegistry = rpcRegistry;
+ }
+
+ @Nonnull
+ @Override
+ public CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(@Nonnull final SchemaPath schemaPath,
+ @Nullable final NormalizedNode<?, ?> normalizedNode) {
+ DataObject input = null;
+ if (normalizedNode != null) {
+ // RPC input is optional
+ final SchemaPath nodePatch = schemaPath.createChild(normalizedNode.getNodeType());
+ input = serializer.fromNormalizedNodeRpcData(nodePatch, (ContainerNode) normalizedNode);
+ }
+ final CompletableFuture<DataObject> result = rpcRegistry.invoke(schemaPath, input).toCompletableFuture();
+ final ListenableFuture<DOMRpcResult> output = getDOMRpcResult(toListenableFuture(result));
+ return Futures.makeChecked(output, ANY_EX_TO_RPC_EXCEPTION_MAPPER);
+ }
+
+ private ListenableFuture<DOMRpcResult> getDOMRpcResult(final ListenableFuture<DataObject> invoke) {
+ return Futures.transform(
+ invoke,
+ (Function<DataObject, DOMRpcResult>) output -> {
+ final ContainerNode outputNode = serializer.toNormalizedNodeRpcData(output);
+ return new DefaultDOMRpcResult(outputNode);
+ });
+ }
+
+ @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;
+ }
+ };
+ }
+}
diff --git a/infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/RpcRegistryBuilder.java b/infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/RpcRegistryBuilder.java
new file mode 100644
index 000000000..0b96be0a3
--- /dev/null
+++ b/infra/rpc/impl/src/main/java/io/fd/honeycomb/rpc/RpcRegistryBuilder.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2016 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.rpc;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionStage;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementationNotAvailableException;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+
+public final class RpcRegistryBuilder {
+
+ private Map<SchemaPath, RpcService> services = new HashMap<>();
+
+ public RpcRegistry build() {
+ return new RpcRegistryImpl(services);
+ }
+
+ public void addService(@Nonnull final RpcService service) {
+ services.put(service.getManagedNode(), service);
+ }
+
+
+ private static final class RpcRegistryImpl implements RpcRegistry {
+ private final Map<SchemaPath, RpcService> services;
+
+ private RpcRegistryImpl(@Nonnull final Map<SchemaPath, RpcService> services) {
+ this.services = services;
+ }
+
+ @Override
+ @Nonnull
+ public CompletionStage invoke(@Nonnull final SchemaPath schemaPath, @Nullable final DataObject request) {
+ final RpcService rpcService = services.get(schemaPath);
+ if (rpcService == null) {
+ final CompletableFuture<DataObject> result = new CompletableFuture<>();
+ result.completeExceptionally(
+ new DOMRpcImplementationNotAvailableException("Service not found: %s", schemaPath));
+ return result;
+ }
+ return rpcService.invoke(request);
+
+ }
+ }
+}