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.beam.runners.jet.metrics;
  
  import org.apache.beam.sdk.metrics.Counter;
  import org.apache.beam.sdk.metrics.MetricName;
  
  /** Implementation of {@link Counter}. */
  public class CounterImpl extends AbstractMetric<Long> implements Counter {
  
    private long count = 0L;
  
    CounterImpl(MetricName metricName) {
      super(metricName);
    }
  
    @Override
    Long getValue() {
      return count;
    }
  
    @Override
    public void inc() {
      count++;
    }
  
    @Override
    public void inc(long n) {
      count += n;
    }
  
    @Override
    public void dec() {
      count--;
    }
  
    @Override
    public void dec(long n) {
      count -= n;
    }
  }
  