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.openflowplugin.impl.services;
10 import com.google.common.util.concurrent.Futures;
11 import com.google.common.util.concurrent.JdkFutureAdapters;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import java.util.concurrent.Future;
14 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
15 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
16 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
17 import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageSpy;
18 import org.opendaylight.openflowplugin.impl.callback.SuccessCallback;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.FlowCapableTransactionService;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.SendBarrierInput;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierInput;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierInputBuilder;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierOutput;
24 import org.opendaylight.yangtools.yang.common.RpcResult;
25 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
26 import org.slf4j.Logger;
28 public class FlowCapableTransactionServiceImpl extends CommonService implements FlowCapableTransactionService {
30 private static final Logger LOG = org.slf4j.LoggerFactory.getLogger(FlowCapableTransactionServiceImpl.class);
32 public FlowCapableTransactionServiceImpl(final RequestContextStack requestContextStack, final DeviceContext deviceContext) {
33 super(requestContextStack, deviceContext);
37 public Future<RpcResult<Void>> sendBarrier(final SendBarrierInput input) {
38 final RequestContext<Void> requestContext = getRequestContextStack().createRequestContext();
39 if (requestContext == null) {
40 getMessageSpy().spyMessage(null, MessageSpy.STATISTIC_GROUP.TO_SWITCH_SUBMIT_FAILURE);
41 return failedFuture();
44 final DeviceContext deviceContext = getDeviceContext();
46 final BarrierInputBuilder barrierInputOFJavaBuilder = new BarrierInputBuilder();
47 barrierInputOFJavaBuilder.setVersion(getVersion());
48 barrierInputOFJavaBuilder.setXid(requestContext.getXid().getValue());
50 LOG.trace("Hooking xid {} to device context - precaution.", requestContext.getXid().getValue());
51 deviceContext.hookRequestCtx(requestContext.getXid(), requestContext);
53 final BarrierInput barrierInputOFJava = barrierInputOFJavaBuilder.build();
55 // FIXME: should be submitted through OutboundQueue
56 final Future<RpcResult<BarrierOutput>> barrierOutputOFJava = getPrimaryConnectionAdapter()
57 .barrier(barrierInputOFJava);
58 LOG.debug("Barrier with xid {} was sent from controller.", requestContext.getXid());
60 ListenableFuture<RpcResult<BarrierOutput>> listenableBarrierOutputOFJava = JdkFutureAdapters
61 .listenInPoolThread(barrierOutputOFJava);
63 // callback on OF JAVA future
64 SuccessCallback<BarrierOutput, Void> successCallback = new SuccessCallback<BarrierOutput, Void>(
65 deviceContext, requestContext, listenableBarrierOutputOFJava) {
68 public RpcResult<Void> transform(final RpcResult<BarrierOutput> rpcResult) {
69 //no transformation, because output for request context is Void
70 LOG.debug("Barrier reply with xid {} was obtained by controller.", rpcResult.getResult().getXid());
71 return RpcResultBuilder.<Void>success().build();
74 Futures.addCallback(listenableBarrierOutputOFJava, successCallback);
76 return requestContext.getFuture();