content: /*
   * Copyright (C) 2018 The Android Open Source Project
   *
   * 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.android.server.net;
  
  import android.net.NetworkStats;
  import android.net.NetworkTemplate;
  
  public abstract class NetworkStatsManagerInternal {
      /** Return network layer usage total for traffic that matches template. */
      public abstract long getNetworkTotalBytes(NetworkTemplate template, long start, long end);
  
      /** Return network layer usage per-UID for traffic that matches template. */
      public abstract NetworkStats getNetworkUidBytes(NetworkTemplate template, long start, long end);
  
      /** Mark given UID as being in foreground for stats purposes. */
      public abstract void setUidForeground(int uid, boolean uidForeground);
  
      /** Advise persistance threshold; may be overridden internally. */
      public abstract void advisePersistThreshold(long thresholdBytes);
  
      /** Force update of statistics. */
      public abstract void forceUpdate();
  }
  