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 com.codahale.metrics.Meter;
  import org.apache.cassandra.exceptions.ReadAbortException;
  import org.apache.cassandra.exceptions.ReadSizeAbortException;
  import org.apache.cassandra.exceptions.TombstoneAbortException;
  
  import static org.apache.cassandra.metrics.CassandraMetricsRegistry.Metrics;
  
  
  public class ClientRequestMetrics extends LatencyMetrics
  {
      public static final String TYPE_NAME = "ClientRequest";
      public final Meter timeouts;
      public final Meter unavailables;
      public final Meter failures;
      public final Meter aborts;
      public final Meter tombstoneAborts;
      public final Meter readSizeAborts;
      public final Meter localRequests;
      public final Meter remoteRequests;
      public final Meter retryDifferentSystem;
      public final Meter retryCoordinatorBehind;
  
      public ClientRequestMetrics(String scope)
      {
          super(TYPE_NAME, scope);
  
          timeouts = Metrics.meter(factory.createMetricName("Timeouts"));
          unavailables = Metrics.meter(factory.createMetricName("Unavailables"));
          failures = Metrics.meter(factory.createMetricName("Failures"));
          aborts = Metrics.meter(factory.createMetricName("Aborts"));
          tombstoneAborts = Metrics.meter(factory.createMetricName("TombstoneAborts"));
          readSizeAborts = Metrics.meter(factory.createMetricName("ReadSizeAborts"));
          localRequests = Metrics.meter(factory.createMetricName("LocalRequests"));
          remoteRequests = Metrics.meter(factory.createMetricName("RemoteRequests"));
          retryDifferentSystem = Metrics.meter(factory.createMetricName("RetryDifferentSystem"));
          retryCoordinatorBehind = Metrics.meter(factory.createMetricName("RetryCoordinatorBehind"));
      }
  
      public void markAbort(Throwable cause)
      {
          aborts.mark();
          if (!(cause instanceof ReadAbortException))
              return;
          if (cause instanceof TombstoneAbortException)
          {
              tombstoneAborts.mark();
          }
          else if (cause instanceof ReadSizeAbortException)
          {
              readSizeAborts.mark();
          }
      }
  
      public void release()
      {
          super.release();
          Metrics.remove(factory.createMetricName("Timeouts"));
          Metrics.remove(factory.createMetricName("Unavailables"));
          Metrics.remove(factory.createMetricName("Failures"));
          Metrics.remove(factory.createMetricName("Aborts"));
          Metrics.remove(factory.createMetricName("TombstoneAborts"));
          Metrics.remove(factory.createMetricName("ReadSizeAborts"));
          Metrics.remove(factory.createMetricName("LocalRequests"));
          Metrics.remove(factory.createMetricName("RemoteRequests"));
          Metrics.remove(factory.createMetricName("RetryDifferentSystem"));
          Metrics.remove(factory.createMetricName("RetryCoordinatorBehind"));
      }
  }
  