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.dom.broker.impl;
10 import com.google.common.base.Preconditions;
11 import com.google.common.util.concurrent.CheckedFuture;
12 import com.google.common.util.concurrent.Futures;
13 import java.util.List;
15 import java.util.Optional;
16 import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
17 import org.opendaylight.controller.md.sal.dom.api.DOMRpcIdentifier;
18 import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementation;
19 import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementationNotAvailableException;
20 import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
22 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
23 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
24 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
25 import org.slf4j.Logger;
26 import org.slf4j.LoggerFactory;
28 final class RoutedDOMRpcRoutingTableEntry extends AbstractDOMRpcRoutingTableEntry {
29 private static final Logger LOG = LoggerFactory.getLogger(RoutedDOMRpcRoutingTableEntry.class);
30 private final DOMRpcIdentifier globalRpcId;
31 private final YangInstanceIdentifier keyId;
33 private RoutedDOMRpcRoutingTableEntry(final DOMRpcIdentifier globalRpcId, final YangInstanceIdentifier keyId,
34 final Map<YangInstanceIdentifier, List<DOMRpcImplementation>> impls) {
35 super(globalRpcId.getType(), impls);
36 this.keyId = Preconditions.checkNotNull(keyId);
37 this.globalRpcId = Preconditions.checkNotNull(globalRpcId);
40 RoutedDOMRpcRoutingTableEntry(final RpcDefinition def, final YangInstanceIdentifier keyId,
41 final Map<YangInstanceIdentifier, List<DOMRpcImplementation>> impls) {
42 super(def.getPath(), impls);
43 this.keyId = Preconditions.checkNotNull(keyId);
44 this.globalRpcId = DOMRpcIdentifier.create(def.getPath());
48 protected CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(final NormalizedNode<?, ?> input) {
49 final Optional<NormalizedNode<?, ?>> maybeKey = NormalizedNodes.findNode(input, keyId);
51 // Routing key is present, attempt to deliver as a routed RPC
52 if (maybeKey.isPresent()) {
53 final NormalizedNode<?, ?> key = maybeKey.get();
54 final Object value = key.getValue();
55 if (value instanceof YangInstanceIdentifier) {
56 final YangInstanceIdentifier iid = (YangInstanceIdentifier) value;
58 // Find a DOMRpcImplementation for a specific iid
59 final List<DOMRpcImplementation> specificImpls = getImplementations(iid);
60 if (specificImpls != null) {
61 return specificImpls.get(0).invokeRpc(DOMRpcIdentifier.create(getSchemaPath(), iid), input);
64 LOG.debug("No implementation for context {} found will now look for wildcard id", iid);
66 // Find a DOMRpcImplementation for a wild card. Usually remote-rpc-connector would register an
67 // implementation this way
68 final List<DOMRpcImplementation> mayBeRemoteImpls = getImplementations(YangInstanceIdentifier.EMPTY);
70 if (mayBeRemoteImpls != null) {
71 return mayBeRemoteImpls.get(0).invokeRpc(DOMRpcIdentifier.create(getSchemaPath(), iid), input);
75 LOG.warn("Ignoring wrong context value {}", value);
79 final List<DOMRpcImplementation> impls = getImplementations(null);
81 return impls.get(0).invokeRpc(globalRpcId, input);
83 return Futures.<DOMRpcResult, DOMRpcException>immediateFailedCheckedFuture(
84 new DOMRpcImplementationNotAvailableException("No implementation of RPC %s available",
90 protected RoutedDOMRpcRoutingTableEntry newInstance(
91 final Map<YangInstanceIdentifier, List<DOMRpcImplementation>> impls) {
92 return new RoutedDOMRpcRoutingTableEntry(globalRpcId, keyId, impls);