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.sdk.extensions.euphoria.core.testkit.accumulators;
  
  import java.util.concurrent.atomic.AtomicLong;
  import org.apache.beam.sdk.extensions.euphoria.core.client.accumulators.Counter;
  
  final class LongCounter implements Counter, Snapshotable<Long> {
  
    private AtomicLong value = new AtomicLong();
  
    LongCounter() {}
  
    @Override
    public void increment(long value) {
      this.value.addAndGet(value);
    }
  
    @Override
    public void increment() {
      increment(1);
    }
  
    @Override
    public Long getSnapshot() {
      return value.get();
    }
  
    @Override
    public String toString() {
      return "LongCounter{" + "value=" + value + '}';
    }
  }
  