text: /**
   * 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.curator.drivers;
  
  import java.util.concurrent.TimeUnit;
  
  /**
   * Mechanism for timing methods and recording counters
   */
  public interface TracerDriver
  {
      /**
       * Record the given trace event
       *
       * @param name of the event
       * @param time time event took
       * @param unit time unit
       */
      public void     addTrace(String name, long time, TimeUnit unit);
  
      /**
       * Add to a named counter
       *
       * @param name name of the counter
       * @param increment amount to increment
       */
      public void     addCount(String name, int increment);
  }
  