content: /*
   * 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.camel.component.micrometer;
  
  import java.util.function.Function;
  
  import io.micrometer.core.instrument.DistributionSummary;
  import io.micrometer.core.instrument.MeterRegistry;
  import io.micrometer.core.instrument.Tag;
  import org.apache.camel.Exchange;
  
  import static org.apache.camel.component.micrometer.MicrometerConstants.HEADER_HISTOGRAM_VALUE;
  
  public class DistributionSummaryProducer extends AbstractMicrometerProducer<DistributionSummary> {
  
      public DistributionSummaryProducer(MicrometerEndpoint endpoint) {
          super(endpoint);
      }
  
      @Override
      protected Function<MeterRegistry, DistributionSummary> registrar(String name, String description, Iterable<Tag> tags) {
          return meterRegistry -> DistributionSummary.builder(name).description(description).tags(tags).register(meterRegistry);
      }
  
      @Override
      protected void doProcess(Exchange exchange, MicrometerEndpoint endpoint, DistributionSummary summary) {
          Double value = simple(exchange, endpoint.getValue(), Double.class);
          Double finalValue = getDoubleHeader(exchange.getIn(), HEADER_HISTOGRAM_VALUE, value);
          if (finalValue != null) {
              summary.record(finalValue);
          }
      }
  }
  