2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.mdsal.binding.dom.adapter;
10 import static java.util.Objects.requireNonNull;
11 import static org.opendaylight.mdsal.binding.dom.adapter.StaticConfiguration.ENABLE_CODEC_SHORTCUT;
13 import com.google.common.cache.Cache;
14 import com.google.common.cache.CacheBuilder;
15 import com.google.common.util.concurrent.ListenableFuture;
16 import java.lang.reflect.Method;
17 import java.util.HashMap;
19 import java.util.Map.Entry;
20 import java.util.concurrent.ExecutionException;
21 import org.opendaylight.mdsal.binding.dom.adapter.invoke.RpcServiceInvoker;
22 import org.opendaylight.mdsal.binding.dom.codec.api.BindingLazyContainerNode;
23 import org.opendaylight.mdsal.binding.dom.codec.impl.BindingNormalizedNodeCodecRegistry;
24 import org.opendaylight.mdsal.binding.spec.reflect.BindingReflections;
25 import org.opendaylight.mdsal.dom.api.DOMRpcIdentifier;
26 import org.opendaylight.mdsal.dom.api.DOMRpcImplementation;
27 import org.opendaylight.mdsal.dom.api.DOMRpcResult;
28 import org.opendaylight.yangtools.yang.binding.DataObject;
29 import org.opendaylight.yangtools.yang.binding.RpcService;
30 import org.opendaylight.yangtools.yang.common.QName;
31 import org.opendaylight.yangtools.yang.common.RpcResult;
32 import org.opendaylight.yangtools.yang.common.YangConstants;
33 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
34 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
35 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
37 public class BindingDOMRpcImplementationAdapter implements DOMRpcImplementation {
38 private static final Cache<Class<?>, RpcServiceInvoker> SERVICE_INVOKERS = CacheBuilder.newBuilder().weakKeys()
41 // Default implementations are 0, we need to perform some translation, hence we have a slightly higher cost
42 private static final int COST = 1;
44 private final BindingNormalizedNodeCodecRegistry codec;
45 private final RpcServiceInvoker invoker;
46 private final RpcService delegate;
47 private final QName inputQname;
49 <T extends RpcService> BindingDOMRpcImplementationAdapter(final BindingNormalizedNodeCodecRegistry codec,
50 final Class<T> type, final Map<SchemaPath, Method> localNameToMethod, final T delegate) {
52 this.invoker = SERVICE_INVOKERS.get(type, () -> {
53 final Map<QName, Method> map = new HashMap<>();
54 for (Entry<SchemaPath, Method> e : localNameToMethod.entrySet()) {
55 map.put(e.getKey().getLastComponent(), e.getValue());
58 return RpcServiceInvoker.from(map);
60 } catch (ExecutionException e) {
61 throw new IllegalArgumentException("Failed to create invokers for type " + type, e);
64 this.codec = requireNonNull(codec);
65 this.delegate = requireNonNull(delegate);
66 inputQname = YangConstants.operationInputQName(BindingReflections.getQNameModule(type)).intern();
70 public ListenableFuture<DOMRpcResult> invokeRpc(final DOMRpcIdentifier rpc, final NormalizedNode<?, ?> input) {
71 final SchemaPath schemaPath = rpc.getType();
72 final DataObject bindingInput = input != null ? deserialize(rpc.getType(), input) : null;
73 final ListenableFuture<RpcResult<?>> bindingResult = invoke(schemaPath, bindingInput);
74 return LazyDOMRpcResultFuture.create(codec, bindingResult);
78 public long invocationCost() {
82 private DataObject deserialize(final SchemaPath rpcPath, final NormalizedNode<?, ?> input) {
83 if (ENABLE_CODEC_SHORTCUT && input instanceof BindingLazyContainerNode) {
84 return ((BindingLazyContainerNode<?>) input).getDataObject();
86 final SchemaPath inputSchemaPath = rpcPath.createChild(inputQname);
87 return codec.fromNormalizedNodeRpcData(inputSchemaPath, (ContainerNode) input);
90 private ListenableFuture<RpcResult<?>> invoke(final SchemaPath schemaPath, final DataObject input) {
91 return invoker.invokeRpc(delegate, schemaPath.getLastComponent(), input);