2 * Copyright (c) 2014 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.sal.dom.broker;
10 import java.util.Collection;
11 import java.util.concurrent.Future;
13 import javax.annotation.concurrent.GuardedBy;
15 import org.opendaylight.controller.sal.core.api.Broker.ConsumerSession;
16 import org.opendaylight.controller.sal.core.api.BrokerService;
17 import org.opendaylight.controller.sal.core.api.Consumer;
18 import org.opendaylight.controller.sal.dom.broker.osgi.AbstractBrokerServiceProxy;
19 import org.opendaylight.controller.sal.dom.broker.osgi.ProxyFactory;
20 import org.opendaylight.yangtools.yang.common.QName;
21 import org.opendaylight.yangtools.yang.common.RpcResult;
22 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
24 import com.google.common.base.Optional;
25 import com.google.common.base.Preconditions;
26 import com.google.common.collect.ClassToInstanceMap;
27 import com.google.common.collect.MutableClassToInstanceMap;
29 class ConsumerContextImpl implements ConsumerSession {
31 private final ClassToInstanceMap<BrokerService> instantiatedServices = MutableClassToInstanceMap
33 private final Consumer consumer;
35 private BrokerImpl broker = null;
37 private boolean closed = false;
39 public ConsumerContextImpl(final Consumer provider, final BrokerImpl brokerImpl) {
45 public Future<RpcResult<CompositeNode>> rpc(final QName rpc,
46 final CompositeNode input) {
48 return broker.invokeRpcAsync(rpc, input);
52 public <T extends BrokerService> T getService(final Class<T> service) {
54 final T localProxy = instantiatedServices.getInstance(service);
55 if (localProxy != null) {
58 final Optional<T> serviceImpl = broker.getGlobalService(service);
59 if(serviceImpl.isPresent()) {
60 final T ret = ProxyFactory.createProxy(null,serviceImpl.get());
61 instantiatedServices.putInstance(service, ret);
77 Collection<BrokerService> toStop = instantiatedServices.values();
78 for (BrokerService brokerService : toStop) {
79 if (brokerService instanceof AbstractBrokerServiceProxy<?>) {
80 ((AbstractBrokerServiceProxy<?>) brokerService).close();
83 broker.consumerSessionClosed(this);
88 public synchronized boolean isClosed() {
95 protected final BrokerImpl getBrokerChecked() {
101 * @return the _consumer
103 public Consumer getConsumer() {
107 protected final void checkNotClosed() {
108 Preconditions.checkState(!closed, "Session is closed.");