Fix checkstyle warnings for services package
[openflowplugin.git] / openflowplugin-impl / src / main / java / org / opendaylight / openflowplugin / impl / services / sal / SalFlowsBatchServiceImpl.java
1 /*
2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.openflowplugin.impl.services.sal;
9
10 import com.google.common.base.Preconditions;
11 import com.google.common.util.concurrent.Futures;
12 import com.google.common.util.concurrent.JdkFutureAdapters;
13 import com.google.common.util.concurrent.ListenableFuture;
14 import java.util.ArrayList;
15 import java.util.List;
16 import java.util.concurrent.Future;
17 import org.opendaylight.openflowplugin.impl.util.BarrierUtil;
18 import org.opendaylight.openflowplugin.impl.util.FlowUtil;
19 import org.opendaylight.openflowplugin.impl.util.PathUtil;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.AddFlowInput;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.AddFlowInputBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.AddFlowOutput;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.RemoveFlowInput;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.RemoveFlowInputBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.RemoveFlowOutput;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SalFlowService;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.UpdateFlowInput;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.UpdateFlowInputBuilder;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.UpdateFlowOutput;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.flow.update.OriginalFlowBuilder;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.flow.update.UpdatedFlowBuilder;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.FlowCapableTransactionService;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowRef;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.AddFlowsBatchInput;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.AddFlowsBatchOutput;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.BatchFlowInputGrouping;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.BatchFlowInputUpdateGrouping;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.RemoveFlowsBatchInput;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.RemoveFlowsBatchOutput;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.SalFlowsBatchService;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.UpdateFlowsBatchInput;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.UpdateFlowsBatchOutput;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.batch.flow.output.list.grouping.BatchFailedFlowsOutput;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.update.flows.batch.input.BatchUpdateFlows;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
48 import org.opendaylight.yangtools.yang.common.RpcResult;
49 import org.slf4j.Logger;
50 import org.slf4j.LoggerFactory;
51
52 /**
53  * Default implementation of {@link SalFlowsBatchService} - delegates work to {@link SalFlowService}.
54  */
55 public class SalFlowsBatchServiceImpl implements SalFlowsBatchService {
56     private static final Logger LOG = LoggerFactory.getLogger(SalFlowsBatchServiceImpl.class);
57
58     private final SalFlowService salFlowService;
59     private final FlowCapableTransactionService transactionService;
60
61     public SalFlowsBatchServiceImpl(final SalFlowService salFlowService,
62                                     final FlowCapableTransactionService transactionService) {
63         this.salFlowService = Preconditions.checkNotNull(salFlowService, "delegate flow service must not be null");
64         this.transactionService =
65                 Preconditions.checkNotNull(transactionService, "delegate transaction service must not be null");
66     }
67
68     @Override
69     public Future<RpcResult<RemoveFlowsBatchOutput>> removeFlowsBatch(final RemoveFlowsBatchInput input) {
70         LOG.trace("Removing flows @ {} : {}",
71                   PathUtil.extractNodeId(input.getNode()),
72                   input.getBatchRemoveFlows().size());
73         final ArrayList<ListenableFuture<RpcResult<RemoveFlowOutput>>> resultsLot = new ArrayList<>();
74         for (BatchFlowInputGrouping batchFlow : input.getBatchRemoveFlows()) {
75             final RemoveFlowInput removeFlowInput = new RemoveFlowInputBuilder(batchFlow)
76                     .setFlowRef(createFlowRef(input.getNode(), batchFlow))
77                     .setNode(input.getNode())
78                     .build();
79             resultsLot.add(JdkFutureAdapters.listenInPoolThread(salFlowService.removeFlow(removeFlowInput)));
80         }
81
82         final ListenableFuture<RpcResult<List<BatchFailedFlowsOutput>>> commonResult =
83                 Futures.transform(Futures.successfulAsList(resultsLot),
84                         FlowUtil.<RemoveFlowOutput>createCumulatingFunction(input.getBatchRemoveFlows()));
85
86         ListenableFuture<RpcResult<RemoveFlowsBatchOutput>> removeFlowsBulkFuture =
87                 Futures.transform(commonResult, FlowUtil.FLOW_REMOVE_TRANSFORM);
88
89         if (input.isBarrierAfter()) {
90             removeFlowsBulkFuture = BarrierUtil.chainBarrier(removeFlowsBulkFuture, input.getNode(),
91                     transactionService, FlowUtil.FLOW_REMOVE_COMPOSING_TRANSFORM);
92         }
93
94         return removeFlowsBulkFuture;
95     }
96
97     @Override
98     public Future<RpcResult<AddFlowsBatchOutput>> addFlowsBatch(final AddFlowsBatchInput input) {
99         LOG.trace("Adding flows @ {} : {}", PathUtil.extractNodeId(input.getNode()), input.getBatchAddFlows().size());
100         final ArrayList<ListenableFuture<RpcResult<AddFlowOutput>>> resultsLot = new ArrayList<>();
101         for (BatchFlowInputGrouping batchFlow : input.getBatchAddFlows()) {
102             final AddFlowInput addFlowInput = new AddFlowInputBuilder(batchFlow)
103                     .setFlowRef(createFlowRef(input.getNode(), batchFlow))
104                     .setNode(input.getNode())
105                     .build();
106             resultsLot.add(JdkFutureAdapters.listenInPoolThread(salFlowService.addFlow(addFlowInput)));
107         }
108
109         final ListenableFuture<RpcResult<List<BatchFailedFlowsOutput>>> commonResult =
110                 Futures.transform(Futures.successfulAsList(resultsLot),
111                         FlowUtil.<AddFlowOutput>createCumulatingFunction(input.getBatchAddFlows()));
112
113         ListenableFuture<RpcResult<AddFlowsBatchOutput>> addFlowsBulkFuture =
114                 Futures.transform(commonResult, FlowUtil.FLOW_ADD_TRANSFORM);
115
116         if (input.isBarrierAfter()) {
117             addFlowsBulkFuture = BarrierUtil.chainBarrier(addFlowsBulkFuture, input.getNode(),
118                     transactionService, FlowUtil.FLOW_ADD_COMPOSING_TRANSFORM);
119         }
120
121         return addFlowsBulkFuture;
122     }
123
124     private static FlowRef createFlowRef(final NodeRef nodeRef, final BatchFlowInputGrouping batchFlow) {
125         return FlowUtil.buildFlowPath((InstanceIdentifier<Node>) nodeRef.getValue(),
126                 batchFlow.getTableId(), batchFlow.getFlowId());
127     }
128
129     private static FlowRef createFlowRef(final NodeRef nodeRef, final BatchFlowInputUpdateGrouping batchFlow) {
130         return FlowUtil.buildFlowPath((InstanceIdentifier<Node>) nodeRef.getValue(),
131                 batchFlow.getOriginalBatchedFlow().getTableId(), batchFlow.getFlowId());
132     }
133
134     @Override
135     public Future<RpcResult<UpdateFlowsBatchOutput>> updateFlowsBatch(final UpdateFlowsBatchInput input) {
136         LOG.trace("Updating flows @ {} : {}",
137                   PathUtil.extractNodeId(input.getNode()),
138                   input.getBatchUpdateFlows().size());
139         final ArrayList<ListenableFuture<RpcResult<UpdateFlowOutput>>> resultsLot = new ArrayList<>();
140         for (BatchUpdateFlows batchFlow : input.getBatchUpdateFlows()) {
141             final UpdateFlowInput updateFlowInput = new UpdateFlowInputBuilder(input)
142                     .setOriginalFlow(new OriginalFlowBuilder(batchFlow.getOriginalBatchedFlow()).build())
143                     .setUpdatedFlow(new UpdatedFlowBuilder(batchFlow.getUpdatedBatchedFlow()).build())
144                     .setFlowRef(createFlowRef(input.getNode(), batchFlow))
145                     .setNode(input.getNode())
146                     .build();
147             resultsLot.add(JdkFutureAdapters.listenInPoolThread(salFlowService.updateFlow(updateFlowInput)));
148         }
149
150         final ListenableFuture<RpcResult<List<BatchFailedFlowsOutput>>> commonResult =
151                 Futures.transform(Futures.successfulAsList(resultsLot),
152                                   FlowUtil.<UpdateFlowOutput>createCumulatingFunction(input.getBatchUpdateFlows()));
153
154         ListenableFuture<RpcResult<UpdateFlowsBatchOutput>> updateFlowsBulkFuture =
155                 Futures.transform(commonResult, FlowUtil.FLOW_UPDATE_TRANSFORM);
156
157         if (input.isBarrierAfter()) {
158             updateFlowsBulkFuture = BarrierUtil.chainBarrier(updateFlowsBulkFuture, input.getNode(),
159                     transactionService, FlowUtil.FLOW_UPDATE_COMPOSING_TRANSFORM);
160         }
161
162         return updateFlowsBulkFuture;
163     }
164 }