openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/direct/singlelayer/SingleGetFlowStatistics.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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
   9 package org.opendaylight.openflowplugin.impl.statistics.services.direct.singlelayer;
  10
  11 import java.util.List;
  12 import java.util.stream.Collectors;
  13 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  14 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  15 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  16 import org.opendaylight.openflowplugin.impl.datastore.MultipartWriterProvider;
  17 import org.opendaylight.openflowplugin.impl.statistics.services.direct.AbstractGetFlowStatistics;
  18 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.direct.statistics.rev160511.GetFlowStatisticsInput;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.direct.statistics.rev160511.GetFlowStatisticsOutput;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.direct.statistics.rev160511.GetFlowStatisticsOutputBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.FlowId;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapListBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.multipart.reply.multipart.reply.body.MultipartReplyFlowStats;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.multipart.request.multipart.request.body.MultipartRequestFlowStatsBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.multipart.request.multipart.request.body.multipart.request.flow.stats.FlowStatsBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.multipart.types.rev170112.MultipartReply;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.multipart.types.rev170112.MultipartRequestBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  30
  31 public final class SingleGetFlowStatistics extends AbstractGetFlowStatistics<MultipartReply> {
  32     public SingleGetFlowStatistics(final RequestContextStack requestContextStack, final DeviceContext deviceContext,
  33             final ConvertorExecutor convertorExecutor, final MultipartWriterProvider statisticsWriterProvider) {
  34         super(requestContextStack, deviceContext, convertorExecutor, statisticsWriterProvider);
  35     }
  36
  37     @Override
  38     protected GetFlowStatisticsOutput buildReply(final List<MultipartReply> input, final boolean success) {
  39         return new GetFlowStatisticsOutputBuilder()
  40             .setFlowAndStatisticsMapList(input.stream()
  41                 .flatMap(multipartReply -> ((MultipartReplyFlowStats) multipartReply.getMultipartReplyBody())
  42                     .nonnullFlowAndStatisticsMapList()
  43                     .stream())
  44                 .map(flowAndStatisticsMapList -> new FlowAndStatisticsMapListBuilder(flowAndStatisticsMapList)
  45                     .setFlowId(new FlowId(generateFlowId(flowAndStatisticsMapList)))
  46                     .build())
  47                 .collect(Collectors.toList()))
  48             .build();
  49     }
  50
  51     @Override
  52     protected OfHeader buildRequest(final Xid xid, final GetFlowStatisticsInput input) {
  53         return new MultipartRequestBuilder()
  54             .setXid(xid.getValue())
  55             .setVersion(getVersion())
  56             .setRequestMore(false)
  57             .setMultipartRequestBody(new MultipartRequestFlowStatsBuilder()
  58                 .setFlowStats(new FlowStatsBuilder(input).build())
  59                 .build())
  60             .build();
  61     }
  62 }