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.controller.md.sal.binding.impl;
10 import com.google.common.base.Preconditions;
11 import com.google.common.cache.CacheBuilder;
12 import com.google.common.cache.CacheLoader;
13 import com.google.common.cache.LoadingCache;
14 import com.google.common.collect.ClassToInstanceMap;
15 import com.google.common.collect.ImmutableSet;
17 import org.opendaylight.controller.md.sal.binding.impl.BindingDOMAdapterBuilder.Factory;
18 import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
19 import org.opendaylight.controller.md.sal.dom.api.DOMService;
20 import org.opendaylight.controller.sal.binding.api.RpcConsumerRegistry;
21 import org.opendaylight.yangtools.yang.binding.RpcService;
22 import org.opendaylight.yangtools.yang.binding.util.BindingReflections;
24 public class BindingDOMRpcServiceAdapter implements RpcConsumerRegistry {
26 protected static final Factory<RpcConsumerRegistry> BUILDER_FACTORY = Builder::new;
28 private final LoadingCache<Class<? extends RpcService>, RpcServiceAdapter> proxies = CacheBuilder.newBuilder()
30 .build(new CacheLoader<Class<? extends RpcService>, RpcServiceAdapter>() {
33 public RpcServiceAdapter load(final Class<? extends RpcService> key) throws Exception {
34 return createProxy(key);
39 private final DOMRpcService domService;
40 private final BindingToNormalizedNodeCodec codec;
42 public BindingDOMRpcServiceAdapter(final DOMRpcService domService, final BindingToNormalizedNodeCodec codec) {
43 this.domService = domService;
47 @SuppressWarnings("unchecked")
49 public <T extends RpcService> T getRpcService(final Class<T> rpcService) {
50 Preconditions.checkArgument(rpcService != null, "Rpc Service needs to be specied.");
51 return (T) proxies.getUnchecked(rpcService).getProxy();
54 private RpcServiceAdapter createProxy(final Class<? extends RpcService> key) {
55 Preconditions.checkArgument(BindingReflections.isBindingClass(key));
56 Preconditions.checkArgument(key.isInterface(), "Supplied RPC service type must be interface.");
57 return new RpcServiceAdapter(key, codec, domService);
60 private static final class Builder extends BindingDOMAdapterBuilder<RpcConsumerRegistry> {
63 protected RpcConsumerRegistry createInstance(final BindingToNormalizedNodeCodec codec,
64 final ClassToInstanceMap<DOMService> delegates) {
65 final DOMRpcService domRpc = delegates.getInstance(DOMRpcService.class);
66 return new BindingDOMRpcServiceAdapter(domRpc , codec);
70 public Set<? extends Class<? extends DOMService>> getRequiredDelegates() {
71 return ImmutableSet.of(DOMRpcService.class);