content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.druid.support.profile;
  
  import java.util.concurrent.atomic.AtomicLongFieldUpdater;
  
  import static com.alibaba.druid.util.JdbcSqlStatUtils.get;
  
  public class ProfileEntryStat {
      private volatile long executeCount;
      private volatile long executeTimeNanos;
      private static final AtomicLongFieldUpdater<ProfileEntryStat> executeCountUpdater;
      private static final AtomicLongFieldUpdater<ProfileEntryStat> executeTimeNanosUpdater;
  
      static {
          executeCountUpdater = AtomicLongFieldUpdater.newUpdater(ProfileEntryStat.class, "executeCount");
          executeTimeNanosUpdater = AtomicLongFieldUpdater.newUpdater(ProfileEntryStat.class, "executeTimeNanos");
      }
  
      public ProfileEntryStatValue getValue(boolean reset) {
          ProfileEntryStatValue val = new ProfileEntryStatValue();
  
          val.setExecuteCount(get(this, executeCountUpdater, reset));
          val.setExecuteTimeNanos(get(this, executeTimeNanosUpdater, reset));
  
          return val;
      }
  
      public long getExecuteCount() {
          return executeCount;
      }
  
      public void addExecuteCount(long delta) {
          executeCountUpdater.addAndGet(this, delta);
      }
  
      public long getExecuteTimeNanos() {
          return executeTimeNanos;
      }
  
      public void addExecuteTimeNanos(long delta) {
          executeTimeNanosUpdater.addAndGet(this, delta);
      }
  }
  