openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/GroupDescriptionService.java

   1 /*
   2  * Copyright (c) 2015 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.statistics.services;
   9
  10 import java.util.List;
  11 import java.util.Optional;
  12 import java.util.concurrent.atomic.AtomicLong;
  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.services.util.RequestInputUtils;
  17 import org.opendaylight.openflowplugin.impl.statistics.services.compatibility.AbstractCompatibleStatService;
  18 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
  19 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetGroupDescriptionInput;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetGroupDescriptionOutput;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetGroupDescriptionOutputBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupDescStatsUpdated;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupDescStatsUpdatedBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.desc.stats.reply.GroupDescStats;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.desc.stats.reply.GroupDescStatsKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInputBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupDescCase;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.desc._case.MultipartReplyGroupDesc;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestGroupDescCase;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestGroupDescCaseBuilder;
  36 import org.opendaylight.yangtools.yang.binding.util.BindingMap;
  37
  38 final class GroupDescriptionService
  39         extends AbstractCompatibleStatService<GetGroupDescriptionInput,
  40                                               GetGroupDescriptionOutput,
  41                                               GroupDescStatsUpdated> {
  42     private static final MultipartRequestGroupDescCase GROUP_DESC_CASE =
  43             new MultipartRequestGroupDescCaseBuilder().build();
  44     private final ConvertorExecutor convertorExecutor;
  45
  46     GroupDescriptionService(final RequestContextStack requestContextStack,
  47                             final DeviceContext deviceContext,
  48                             final AtomicLong compatibilityXidSeed,
  49                             final ConvertorExecutor convertorExecutor) {
  50         super(requestContextStack, deviceContext, compatibilityXidSeed);
  51         this.convertorExecutor = convertorExecutor;
  52     }
  53
  54     @Override
  55     protected OfHeader buildRequest(final Xid xid, final GetGroupDescriptionInput input) {
  56         final MultipartRequestInputBuilder mprInput = RequestInputUtils.createMultipartHeader(
  57                 MultipartType.OFPMPGROUPDESC, xid.getValue(), getVersion());
  58         mprInput.setMultipartRequestBody(GROUP_DESC_CASE);
  59         return mprInput.build();
  60     }
  61
  62     @Override
  63     public GetGroupDescriptionOutput buildTxCapableResult(final TransactionId emulatedTxId) {
  64         return new GetGroupDescriptionOutputBuilder().setTransactionId(emulatedTxId).build();
  65     }
  66
  67     @Override
  68     public GroupDescStatsUpdated transformToNotification(final List<MultipartReply> result,
  69             final TransactionId emulatedTxId) {
  70         final VersionConvertorData data = new VersionConvertorData(getVersion());
  71
  72         final var stats = BindingMap.<GroupDescStatsKey, GroupDescStats>orderedBuilder();
  73         for (MultipartReply mpReply : result) {
  74             MultipartReplyGroupDescCase caseBody = (MultipartReplyGroupDescCase) mpReply.getMultipartReplyBody();
  75             MultipartReplyGroupDesc replyBody = caseBody.getMultipartReplyGroupDesc();
  76             final Optional<List<GroupDescStats>> groupDescStatsList = convertorExecutor.convert(
  77                     replyBody.getGroupDesc(), data);
  78
  79             groupDescStatsList.ifPresent(stats::addAll);
  80         }
  81
  82         return new GroupDescStatsUpdatedBuilder()
  83             .setId(getDeviceInfo().getNodeId())
  84             .setMoreReplies(Boolean.FALSE)
  85             .setTransactionId(emulatedTxId)
  86             .setGroupDescStats(stats.build())
  87             .build();
  88     }
  89 }