content: /*
   * Copyright (C) 2014 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 android.os;
  
  /**
   * Battery manager local system service interface.
   *
   * @hide Only for use within the system server.
   */
  public abstract class BatteryManagerInternal {
      /**
       * Returns true if the device is plugged into any of the specified plug types.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       */
      public abstract boolean isPowered(int plugTypeSet);
  
      /**
       * Returns the current plug type.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       */
      public abstract int getPlugType();
  
      /**
       * Returns battery level as a percentage.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       */
      public abstract int getBatteryLevel();
  
      /**
       * Instantaneous battery capacity in uA-h, as defined in the HealthInfo HAL struct.
       * Please note apparently it could be bigger than {@link #getBatteryFullCharge}.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       *
       * @see android.hardware.health.V1_0.HealthInfo#batteryChargeCounter
       */
      public abstract int getBatteryChargeCounter();
  
      /**
       * Battery charge value when it is considered to be "full" in uA-h , as defined in the
       * HealthInfo HAL struct.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       *
       * @see android.hardware.health.V1_0.HealthInfo#batteryFullCharge
       */
      public abstract int getBatteryFullCharge();
  
      /**
       * Returns whether we currently consider the battery level to be low.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       */
      public abstract boolean getBatteryLevelLow();
  
      /**
       * Returns a non-zero value if an unsupported charger is attached.
       *
       * This is a simple accessor that's safe to be called from any locks, but internally it may
       * wait on the battery service lock.
       */
      public abstract int getInvalidCharger();
  }
  