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.FutureCallback;
11 import com.google.common.util.concurrent.Futures;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import com.google.common.util.concurrent.SettableFuture;
14 import java.util.ArrayList;
15 import java.util.List;
16 import org.opendaylight.openflowplugin.api.OFConstants;
17 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
18 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
19 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
20 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.FlowConvertor;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.Flow;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInputBuilder;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
24 import org.opendaylight.yangtools.yang.binding.DataObject;
25 import org.opendaylight.yangtools.yang.common.RpcError;
26 import org.opendaylight.yangtools.yang.common.RpcResult;
27 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
29 final class FlowService<O extends DataObject> extends AbstractSimpleService<FlowModInputBuilder, O> {
31 protected FlowService(final RequestContextStack requestContextStack, final DeviceContext deviceContext, final Class<O> clazz) {
32 super(requestContextStack, deviceContext, clazz);
36 protected OfHeader buildRequest(final Xid xid, final FlowModInputBuilder input) {
37 input.setXid(xid.getValue());
41 List<FlowModInputBuilder> toFlowModInputs(final Flow input) {
42 return FlowConvertor.toFlowModInputs(input, getVersion(), getDatapathId());
45 ListenableFuture<RpcResult<O>> processFlowModInputBuilders(final List<FlowModInputBuilder> ofFlowModInputs) {
46 final List<ListenableFuture<RpcResult<O>>> partialFutures = new ArrayList<>(ofFlowModInputs.size());
48 for (final FlowModInputBuilder flowModInputBuilder : ofFlowModInputs) {
49 partialFutures.add(handleServiceCall(flowModInputBuilder));
52 final ListenableFuture<List<RpcResult<O>>> allFutures = Futures.successfulAsList(partialFutures);
53 final SettableFuture<RpcResult<O>> finalFuture = SettableFuture.create();
54 Futures.addCallback(allFutures, new FutureCallback<List<RpcResult<O>>>() {
56 public void onSuccess(final List<RpcResult<O>> results) {
57 final ArrayList<RpcError> errors = new ArrayList();
58 for (RpcResult<O> flowModResult : results) {
59 if (flowModResult == null) {
60 errors.add(RpcResultBuilder.newError(
61 RpcError.ErrorType.PROTOCOL, OFConstants.APPLICATION_TAG,
62 "unexpected flowMod result (null) occurred"));
63 } else if (!flowModResult.isSuccessful()) {
64 errors.addAll(flowModResult.getErrors());
68 final RpcResultBuilder<O> rpcResultBuilder;
69 if (errors.isEmpty()) {
70 rpcResultBuilder = RpcResultBuilder.success();
72 rpcResultBuilder = RpcResultBuilder.<O>failed().withRpcErrors(errors);
75 finalFuture.set(rpcResultBuilder.build());
79 public void onFailure(final Throwable t) {
80 RpcResultBuilder<O> rpcResultBuilder = RpcResultBuilder.failed();
81 finalFuture.set(rpcResultBuilder.build());