content: /*
   * Licensed 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.airlift.http.client.jetty;
  
  import org.eclipse.jetty.io.ConnectionStatistics;
  import org.weakref.jmx.Managed;
  
  import static java.util.Objects.requireNonNull;
  
  public class ConnectionStats
  {
      private final ConnectionStatistics connectionStats;
  
      public ConnectionStats(ConnectionStatistics connectionStats)
      {
          this.connectionStats = requireNonNull(connectionStats, "connectionStats is null");
      }
  
      @Managed(description = "total number of bytes received by all connections")
      public long getReceivedBytes()
      {
          return connectionStats.getReceivedBytes();
      }
  
      @Managed(description = "total number of bytes sent by all connections")
      public long getSentBytes()
      {
          return connectionStats.getSentBytes();
      }
  
      @Managed(description = "max connection duration (ms)")
      public long getMaxConnectionDuration()
      {
          return connectionStats.getConnectionDurationMax();
      }
  
      @Managed(description = "mean connection duration (ms)")
      public double getMeanConnectionDuration()
      {
          return connectionStats.getConnectionDurationMean();
      }
  
      @Managed(description = "standard deviation of connection duration")
      public double getConnectionDurationStdDev()
      {
          return connectionStats.getConnectionDurationStdDev();
      }
  
      @Managed(description = "total number of connections opened")
      public long getTotalConnectionCount()
      {
          return connectionStats.getConnectionsTotal();
      }
  
      @Managed(description = "number of open connections")
      public long getOpenConnectionCount()
      {
          return connectionStats.getConnections();
      }
  
      @Managed(description = "max number of open connections")
      public long getMaxOpenConnections()
      {
          return connectionStats.getConnectionsMax();
      }
  
      @Managed(description = "total number of messages received")
      public long getReceivedMessageCount()
      {
          return connectionStats.getReceivedMessages();
      }
  
      @Managed(description = "total number of messages sent")
      public long getSentMessageCount()
      {
          return connectionStats.getSentMessages();
      }
  }
  