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.bifromq.baserpc.trafficgovernor;
  
  import org.apache.bifromq.baseenv.EnvProvider;
  import io.micrometer.core.instrument.Metrics;
  import io.micrometer.core.instrument.binder.jvm.ExecutorServiceMetrics;
  import io.reactivex.rxjava3.core.Scheduler;
  import io.reactivex.rxjava3.schedulers.Schedulers;
  import java.util.concurrent.LinkedBlockingQueue;
  import java.util.concurrent.ThreadPoolExecutor;
  import java.util.concurrent.TimeUnit;
  
  class SharedScheduler {
      static final Scheduler RPC_SHARED_SCHEDULER = Schedulers.from(
          ExecutorServiceMetrics.monitor(Metrics.globalRegistry, new ThreadPoolExecutor(1, 1, 0L, TimeUnit.MILLISECONDS,
                  new LinkedBlockingQueue<>(), EnvProvider.INSTANCE.newThreadFactory("rpc-shared-scheduler", true)),
              "rpc-shared-scheduler"));
  }
  