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 com.alibaba.metrics;
  
  import java.util.concurrent.TimeUnit;
  
  public class ManualClock extends Clock {
      long ticksInNanos = 0;
  
      public synchronized void addNanos(long nanos) {
          ticksInNanos += nanos;
      }
  
      public synchronized void addSeconds(long seconds) {
          ticksInNanos += TimeUnit.SECONDS.toNanos(seconds);
      }
  
      public synchronized void addMillis(long millis) {
          ticksInNanos += TimeUnit.MILLISECONDS.toNanos(millis);
      }
  
      public synchronized void addHours(long hours) {
          ticksInNanos += TimeUnit.HOURS.toNanos(hours);
      }
  
      @Override
      public synchronized long getTick() {
          return ticksInNanos;
      }
  
      @Override
      public synchronized long getTime() {
          return TimeUnit.NANOSECONDS.toMillis(ticksInNanos);
      }
  
  }
  