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.cassandra.metrics;
  
  import java.util.EnumMap;
  import java.util.Map;
  
  import org.apache.cassandra.db.ConsistencyLevel;
  import org.apache.cassandra.service.accord.ClientRequestBookkeeping;
  
  public final class ClientRequestsMetricsHolder
  {
      public static final ClientRequestMetrics readMetrics = new ClientRequestMetrics("Read");
      public static final ClientWriteRequestMetrics writeMetrics = new ClientWriteRequestMetrics("Write");
      public static final CASClientWriteRequestMetrics casWriteMetrics = new CASClientWriteRequestMetrics("CASWrite");
      public static final CASClientRequestMetrics casReadMetrics = new CASClientRequestMetrics("CASRead");
      public static final ViewWriteMetrics viewWriteMetrics = new ViewWriteMetrics("ViewWrite");
      public static final AccordClientRequestMetrics accordReadMetrics = new AccordClientRequestMetrics("AccordRead", readMetrics, false);
      public static final AccordClientRequestMetrics accordWriteMetrics = new AccordClientRequestMetrics("AccordWrite", writeMetrics, true);
      public static final ClientRequestBookkeeping accordReadBookkeeping = new ClientRequestBookkeeping(false, accordReadMetrics);
      public static final ClientRequestBookkeeping accordWriteBookkeeping = new ClientRequestBookkeeping(true, accordWriteMetrics);
  
      public static final Map<ConsistencyLevel, ClientRequestMetrics> readMetricsMap = new EnumMap<>(ConsistencyLevel.class);
      public static final Map<ConsistencyLevel, ClientWriteRequestMetrics> writeMetricsMap = new EnumMap<>(ConsistencyLevel.class);
  
      static
      {
          for (ConsistencyLevel level : ConsistencyLevel.values())
          {
               readMetricsMap.put(level, new ClientRequestMetrics("Read-" + level.name()));
              writeMetricsMap.put(level, new ClientWriteRequestMetrics("Write-" + level.name()));
          }
      }
  
      public static ClientRequestMetrics readMetricsForLevel(ConsistencyLevel level)
      {
          return readMetricsMap.get(level);
      }
  
      public static ClientWriteRequestMetrics writeMetricsForLevel(ConsistencyLevel level)
      {
          return writeMetricsMap.get(level);
      }
  }