content: /*
   * Copyright 2021-2024 Aklivity Inc.
   *
   * Aklivity 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 io.aklivity.zilla.runtime.engine.metrics;
  
  import static java.util.Objects.requireNonNull;
  import static java.util.ServiceLoader.load;
  
  import java.util.Map;
  
  import io.aklivity.zilla.runtime.engine.Configuration;
  import io.aklivity.zilla.runtime.engine.factory.Factory;
  
  public final class MetricGroupFactory extends Factory
  {
      private final Map<String, MetricGroupFactorySpi> factorySpis;
  
      public static MetricGroupFactory instantiate()
      {
          return instantiate(load(MetricGroupFactorySpi.class), MetricGroupFactory::new);
      }
  
      public Iterable<String> names()
      {
          return factorySpis.keySet();
      }
  
      public MetricGroup create(
          String type,
          Configuration config)
      {
          requireNonNull(type, "type");
  
          MetricGroupFactorySpi factorySpi = requireNonNull(factorySpis.get(type), () -> "Unrecognized metrics type: " + type);
  
          return factorySpi.create(config);
      }
  
      private MetricGroupFactory(
          Map<String, MetricGroupFactorySpi> factorySpis)
      {
          this.factorySpis = factorySpis;
      }
  }
  