code: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   */
  
  package org.apache.skywalking.oap.server.core.analysis.manual.relation.instance;
  
  import lombok.EqualsAndHashCode;
  import lombok.Getter;
  import lombok.Setter;
  import org.apache.skywalking.oap.server.core.analysis.MetricsExtension;
  import org.apache.skywalking.oap.server.core.analysis.Stream;
  import org.apache.skywalking.oap.server.core.analysis.metrics.Metrics;
  import org.apache.skywalking.oap.server.core.analysis.worker.MetricsStreamProcessor;
  import org.apache.skywalking.oap.server.core.remote.grpc.proto.RemoteData;
  import org.apache.skywalking.oap.server.core.source.DefaultScopeDefine;
  import org.apache.skywalking.oap.server.core.storage.StorageID;
  import org.apache.skywalking.oap.server.core.storage.annotation.BanyanDB;
  import org.apache.skywalking.oap.server.core.storage.annotation.Column;
  import org.apache.skywalking.oap.server.core.storage.type.Convert2Entity;
  import org.apache.skywalking.oap.server.core.storage.type.Convert2Storage;
  import org.apache.skywalking.oap.server.core.storage.type.StorageBuilder;
  
  @Stream(name = ServiceInstanceRelationServerSideMetrics.INDEX_NAME, scopeId = DefaultScopeDefine.SERVICE_INSTANCE_RELATION,
      builder = ServiceInstanceRelationServerSideMetrics.Builder.class, processor = MetricsStreamProcessor.class)
  @MetricsExtension(supportDownSampling = true, supportUpdate = false, timeRelativeID = true)
  @EqualsAndHashCode(of = {
      "entityId"
  }, callSuper = true)
  public class ServiceInstanceRelationServerSideMetrics extends Metrics {
  
      public static final String INDEX_NAME = "service_instance_relation_server_side";
      public static final String SOURCE_SERVICE_ID = "source_service_id";
      public static final String SOURCE_SERVICE_INSTANCE_ID = "source_service_instance_id";
      public static final String DEST_SERVICE_ID = "dest_service_id";
      public static final String DEST_SERVICE_INSTANCE_ID = "dest_service_instance_id";
  
      @Setter
      @Getter
      @Column(name = SOURCE_SERVICE_ID)
      private String sourceServiceId;
      @Setter
      @Getter
      @Column(name = SOURCE_SERVICE_INSTANCE_ID)
      private String sourceServiceInstanceId;
      @Setter
      @Getter
      @Column(name = DEST_SERVICE_ID)
      private String destServiceId;
      @Setter
      @Getter
      @Column(name = DEST_SERVICE_INSTANCE_ID)
      private String destServiceInstanceId;
      @Setter
      @Getter
      @Column(name = ENTITY_ID, length = 512)
      @BanyanDB.SeriesID(index = 0)
      private String entityId;
  
      @Override
      protected StorageID id0() {
          return new StorageID()
              .append(TIME_BUCKET, getTimeBucket())
              .append(ENTITY_ID, getEntityId());
      }
  
      @Override
      public boolean combine(Metrics metrics) {
          return false;
      }
  
      @Override
      public void calculate() {
  
      }
  
      @Override
      public Metrics toHour() {
          ServiceInstanceRelationServerSideMetrics metrics = new ServiceInstanceRelationServerSideMetrics();
          metrics.setTimeBucket(toTimeBucketInHour());
          metrics.setSourceServiceId(getSourceServiceId());
          metrics.setSourceServiceInstanceId(getSourceServiceInstanceId());
          metrics.setDestServiceId(getDestServiceId());
          metrics.setDestServiceInstanceId(getDestServiceInstanceId());
          metrics.setEntityId(getEntityId());
          return metrics;
      }
  
      @Override
      public Metrics toDay() {
          ServiceInstanceRelationServerSideMetrics metrics = new ServiceInstanceRelationServerSideMetrics();
          metrics.setTimeBucket(toTimeBucketInDay());
          metrics.setSourceServiceId(getSourceServiceId());
          metrics.setSourceServiceInstanceId(getSourceServiceInstanceId());
          metrics.setDestServiceId(getDestServiceId());
          metrics.setDestServiceInstanceId(getDestServiceInstanceId());
          metrics.setEntityId(getEntityId());
          return metrics;
      }
  
      @Override
      public int remoteHashCode() {
          int n = 17;
          n = 31 * n + this.entityId.hashCode();
          return n;
      }
  
      @Override
      public void deserialize(RemoteData remoteData) {
          setEntityId(remoteData.getDataStrings(0));
          setSourceServiceId(remoteData.getDataStrings(1));
          setSourceServiceInstanceId(remoteData.getDataStrings(2));
          setDestServiceId(remoteData.getDataStrings(3));
          setDestServiceInstanceId(remoteData.getDataStrings(4));
  
          setTimeBucket(remoteData.getDataLongs(0));
      }
  
      @Override
      public RemoteData.Builder serialize() {
          RemoteData.Builder remoteBuilder = RemoteData.newBuilder();
  
          remoteBuilder.addDataStrings(getEntityId());
          remoteBuilder.addDataStrings(getSourceServiceId());
          remoteBuilder.addDataStrings(getSourceServiceInstanceId());
          remoteBuilder.addDataStrings(getDestServiceId());
          remoteBuilder.addDataStrings(getDestServiceInstanceId());
  
          remoteBuilder.addDataLongs(getTimeBucket());
          return remoteBuilder;
      }
  
      public static class Builder implements StorageBuilder<ServiceInstanceRelationServerSideMetrics> {
          @Override
          public ServiceInstanceRelationServerSideMetrics storage2Entity(final Convert2Entity converter) {
              ServiceInstanceRelationServerSideMetrics metrics = new ServiceInstanceRelationServerSideMetrics();
              metrics.setEntityId((String) converter.get(ENTITY_ID));
              metrics.setSourceServiceId((String) converter.get(SOURCE_SERVICE_ID));
              metrics.setSourceServiceInstanceId((String) converter.get(SOURCE_SERVICE_INSTANCE_ID));
              metrics.setDestServiceId((String) converter.get(DEST_SERVICE_ID));
              metrics.setDestServiceInstanceId((String) converter.get(DEST_SERVICE_INSTANCE_ID));
              metrics.setTimeBucket(((Number) converter.get(TIME_BUCKET)).longValue());
              return metrics;
          }
  
          @Override
          public void entity2Storage(final ServiceInstanceRelationServerSideMetrics storageData,
                                     final Convert2Storage converter) {
              converter.accept(ENTITY_ID, storageData.getEntityId());
              converter.accept(SOURCE_SERVICE_ID, storageData.getSourceServiceId());
              converter.accept(SOURCE_SERVICE_INSTANCE_ID, storageData.getSourceServiceInstanceId());
              converter.accept(DEST_SERVICE_ID, storageData.getDestServiceId());
              converter.accept(DEST_SERVICE_INSTANCE_ID, storageData.getDestServiceInstanceId());
              converter.accept(TIME_BUCKET, storageData.getTimeBucket());
          }
      }
  }
  