| /* |
| * Copyright (C) 2010 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.wifi; |
| |
| import android.os.BatteryStatsManager; |
| import android.util.Log; |
| |
| import java.util.concurrent.RejectedExecutionException; |
| |
| /** |
| * This class is used to track WifiState to update BatteryStats |
| */ |
| public class WifiStateTracker { |
| private static final String TAG = "WifiStateTracker"; |
| |
| public static final int INVALID = 0; |
| public static final int SCAN_MODE = 1; |
| public static final int DISCONNECTED = 2; |
| public static final int CONNECTED = 3; |
| public static final int SOFT_AP = 4; |
| private int mWifiState; |
| private BatteryStatsManager mBatteryStatsManager; |
| |
| public WifiStateTracker(BatteryStatsManager batteryStatsManager) { |
| mWifiState = INVALID; |
| mBatteryStatsManager = batteryStatsManager; |
| } |
| |
| private void informWifiStateBatteryStats(int state) { |
| try { |
| mBatteryStatsManager.reportWifiState(state, null); |
| } catch (RejectedExecutionException e) { |
| Log.e(TAG, "Battery stats executor is being shutdown " + e.getMessage()); |
| } |
| } |
| |
| /** |
| * Inform the WifiState to this tracker to translate into the |
| * WifiState corresponding to BatteryStatsManager. |
| * @param state state corresponding to the ClientModeImpl state |
| */ |
| public void updateState(int state) { |
| int reportState = BatteryStatsManager.WIFI_STATE_OFF; |
| if (state != mWifiState) { |
| switch(state) { |
| case SCAN_MODE: |
| reportState = BatteryStatsManager.WIFI_STATE_OFF_SCANNING; |
| break; |
| case DISCONNECTED: |
| reportState = BatteryStatsManager.WIFI_STATE_ON_DISCONNECTED; |
| break; |
| case CONNECTED: |
| reportState = BatteryStatsManager.WIFI_STATE_ON_CONNECTED_STA; |
| break; |
| case SOFT_AP: |
| reportState = BatteryStatsManager.WIFI_STATE_SOFT_AP; |
| break; |
| case INVALID: |
| mWifiState = INVALID; |
| /* Fall through */ |
| default: |
| return; |
| } |
| mWifiState = state; |
| informWifiStateBatteryStats(reportState); |
| } |
| return; |
| } |
| } |