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.receiver.clr.provider.handler;
  
  import io.grpc.stub.StreamObserver;
  import lombok.extern.slf4j.Slf4j;
  import org.apache.skywalking.apm.network.common.v3.Commands;
  import org.apache.skywalking.apm.network.language.agent.v3.CLRMetricCollection;
  import org.apache.skywalking.apm.network.language.agent.v3.CLRMetricReportServiceGrpc;
  import org.apache.skywalking.oap.server.core.CoreModule;
  import org.apache.skywalking.oap.server.core.analysis.TimeBucket;
  import org.apache.skywalking.oap.server.core.config.NamingControl;
  import org.apache.skywalking.oap.server.library.module.ModuleManager;
  import org.apache.skywalking.oap.server.library.server.grpc.GRPCHandler;
  
  @Slf4j
  public class CLRMetricReportServiceHandler extends CLRMetricReportServiceGrpc.CLRMetricReportServiceImplBase implements GRPCHandler {
      private final CLRSourceDispatcher clrSourceDispatcher;
      private final NamingControl namingControl;
  
      public CLRMetricReportServiceHandler(ModuleManager moduleManager) {
          clrSourceDispatcher = new CLRSourceDispatcher(moduleManager);
          this.namingControl = moduleManager.find(CoreModule.NAME)
                                            .provider()
                                            .getService(NamingControl.class);
      }
  
      @Override
      public void collect(CLRMetricCollection request, StreamObserver<Commands> responseObserver) {
          if (log.isDebugEnabled()) {
              log.debug("receive the clr metrics from service instance, id: {}", request.getServiceInstance());
          }
  
          final CLRMetricCollection.Builder builder = request.toBuilder();
          builder.setService(namingControl.formatServiceName(builder.getService()));
          builder.setServiceInstance(namingControl.formatInstanceName(builder.getServiceInstance()));
  
          request.getMetricsList().forEach(metrics -> {
              long minuteTimeBucket = TimeBucket.getMinuteTimeBucket(metrics.getTime());
              clrSourceDispatcher.sendMetric(
                  request.getService(), request.getServiceInstance(), minuteTimeBucket, metrics);
          });
  
          responseObserver.onNext(Commands.newBuilder().build());
          responseObserver.onCompleted();
      }
  }
  