/*
 * 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.iotdb.cluster.server.raft;

import org.apache.iotdb.cluster.config.ClusterDescriptor;
import org.apache.iotdb.db.concurrent.ThreadName;
import org.apache.iotdb.db.service.ServiceType;
import org.apache.iotdb.db.service.thrift.ThriftService;
import org.apache.iotdb.db.service.thrift.ThriftServiceThread;

public class MetaRaftService extends AbstractMetaRaftService implements MetaRaftServiceMBean {

  private MetaRaftService() {}

  @Override
  public ThriftService getImplementation() {
    return MetaRaftServiceHolder.INSTANCE;
  }

  @Override
  public ServiceType getID() {
    return ServiceType.CLUSTER_META_RPC_SERVICE;
  }

  @Override
  public void initThriftServiceThread() throws IllegalAccessException {
    initThriftServiceThread(
        ThreadName.CLUSTER_META_RPC_SERVICE.getName(),
        ThreadName.CLUSTER_META_RPC_CLIENT.getName(),
        ThriftServiceThread.ServerType.SELECTOR);
  }

  @Override
  public int getBindPort() {
    return ClusterDescriptor.getInstance().getConfig().getInternalMetaPort();
  }

  public static MetaRaftService getInstance() {
    return MetaRaftServiceHolder.INSTANCE;
  }

  private static class MetaRaftServiceHolder {

    private static final MetaRaftService INSTANCE = new MetaRaftService();

    private MetaRaftServiceHolder() {}
  }
}
