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      1 /**
      2  * Copyright (c) 2014, The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.server.notification;
     18 
     19 import android.app.NotificationManager;
     20 import android.content.ComponentName;
     21 import android.media.AudioManager;
     22 import android.net.Uri;
     23 import android.os.Build;
     24 import android.os.RemoteException;
     25 import android.provider.Settings.Global;
     26 import android.service.notification.Condition;
     27 import android.service.notification.IConditionProvider;
     28 import android.service.notification.NotificationListenerService;
     29 import android.service.notification.ZenModeConfig;
     30 import android.util.Slog;
     31 
     32 import java.io.PrintWriter;
     33 import java.text.SimpleDateFormat;
     34 import java.util.Date;
     35 import java.util.List;
     36 
     37 public class ZenLog {
     38     private static final String TAG = "ZenLog";
     39     private static final boolean DEBUG = Build.IS_DEBUGGABLE;
     40 
     41     private static final int SIZE = Build.IS_DEBUGGABLE ? 100 : 20;
     42 
     43     private static final long[] TIMES = new long[SIZE];
     44     private static final int[] TYPES = new int[SIZE];
     45     private static final String[] MSGS = new String[SIZE];
     46 
     47     private static final SimpleDateFormat FORMAT = new SimpleDateFormat("MM-dd HH:mm:ss.SSS");
     48 
     49     private static final int TYPE_INTERCEPTED = 1;
     50     private static final int TYPE_ALLOW_DISABLE = 2;
     51     private static final int TYPE_SET_RINGER_MODE_EXTERNAL = 3;
     52     private static final int TYPE_SET_RINGER_MODE_INTERNAL = 4;
     53     private static final int TYPE_DOWNTIME = 5;
     54     private static final int TYPE_SET_ZEN_MODE = 6;
     55     private static final int TYPE_UPDATE_ZEN_MODE = 7;
     56     private static final int TYPE_EXIT_CONDITION = 8;
     57     private static final int TYPE_SUBSCRIBE = 9;
     58     private static final int TYPE_UNSUBSCRIBE = 10;
     59     private static final int TYPE_CONFIG = 11;
     60     private static final int TYPE_NOT_INTERCEPTED = 12;
     61     private static final int TYPE_DISABLE_EFFECTS = 13;
     62     private static final int TYPE_SUPPRESSOR_CHANGED = 14;
     63     private static final int TYPE_LISTENER_HINTS_CHANGED = 15;
     64     private static final int TYPE_SET_NOTIFICATION_POLICY = 16;
     65 
     66     private static int sNext;
     67     private static int sSize;
     68 
     69     public static void traceIntercepted(NotificationRecord record, String reason) {
     70         if (record != null && record.isIntercepted()) return;  // already logged
     71         append(TYPE_INTERCEPTED, record.getKey() + "," + reason);
     72     }
     73 
     74     public static void traceNotIntercepted(NotificationRecord record, String reason) {
     75         if (record != null && record.isUpdate) return;  // already logged
     76         append(TYPE_NOT_INTERCEPTED, record.getKey() + "," + reason);
     77     }
     78 
     79     public static void traceSetRingerModeExternal(int ringerModeOld, int ringerModeNew,
     80             String caller, int ringerModeInternalIn, int ringerModeInternalOut) {
     81         append(TYPE_SET_RINGER_MODE_EXTERNAL, caller + ",e:" +
     82                 ringerModeToString(ringerModeOld) + "->" +
     83                 ringerModeToString(ringerModeNew)  + ",i:" +
     84                 ringerModeToString(ringerModeInternalIn) + "->" +
     85                 ringerModeToString(ringerModeInternalOut));
     86     }
     87 
     88     public static void traceSetRingerModeInternal(int ringerModeOld, int ringerModeNew,
     89             String caller, int ringerModeExternalIn, int ringerModeExternalOut) {
     90         append(TYPE_SET_RINGER_MODE_INTERNAL, caller + ",i:" +
     91                 ringerModeToString(ringerModeOld) + "->" +
     92                 ringerModeToString(ringerModeNew)  + ",e:" +
     93                 ringerModeToString(ringerModeExternalIn) + "->" +
     94                 ringerModeToString(ringerModeExternalOut));
     95     }
     96 
     97     public static void traceDowntimeAutotrigger(String result) {
     98         append(TYPE_DOWNTIME, result);
     99     }
    100 
    101     public static void traceSetZenMode(int zenMode, String reason) {
    102         append(TYPE_SET_ZEN_MODE, zenModeToString(zenMode) + "," + reason);
    103     }
    104 
    105     public static void traceUpdateZenMode(int fromMode, int toMode) {
    106         append(TYPE_UPDATE_ZEN_MODE, zenModeToString(fromMode) + " -> " + zenModeToString(toMode));
    107     }
    108 
    109     public static void traceExitCondition(Condition c, ComponentName component, String reason) {
    110         append(TYPE_EXIT_CONDITION, c + "," + componentToString(component) + "," + reason);
    111     }
    112 
    113     public static void traceSetNotificationPolicy(String pkg, int targetSdk,
    114             NotificationManager.Policy policy) {
    115         append(TYPE_SET_NOTIFICATION_POLICY, "pkg=" + pkg + " targetSdk=" + targetSdk
    116                 + " NotificationPolicy=" + policy.toString());
    117     }
    118 
    119     public static void traceSubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
    120         append(TYPE_SUBSCRIBE, uri + "," + subscribeResult(provider, e));
    121     }
    122 
    123     public static void traceUnsubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
    124         append(TYPE_UNSUBSCRIBE, uri + "," + subscribeResult(provider, e));
    125     }
    126 
    127     public static void traceConfig(String reason, ZenModeConfig oldConfig,
    128             ZenModeConfig newConfig) {
    129         append(TYPE_CONFIG, reason
    130                 + "," + (newConfig != null ? newConfig.toString() : null)
    131                 + "," + ZenModeConfig.diff(oldConfig, newConfig));
    132     }
    133 
    134     public static void traceDisableEffects(NotificationRecord record, String reason) {
    135         append(TYPE_DISABLE_EFFECTS, record.getKey() + "," + reason);
    136     }
    137 
    138     public static void traceEffectsSuppressorChanged(List<ComponentName> oldSuppressors,
    139             List<ComponentName> newSuppressors, long suppressedEffects) {
    140         append(TYPE_SUPPRESSOR_CHANGED, "suppressed effects:" + suppressedEffects + ","
    141                 + componentListToString(oldSuppressors) + "->"
    142                 + componentListToString(newSuppressors));
    143     }
    144 
    145     public static void traceListenerHintsChanged(int oldHints, int newHints, int listenerCount) {
    146         append(TYPE_LISTENER_HINTS_CHANGED, hintsToString(oldHints) + "->"
    147             + hintsToString(newHints) + ",listeners=" + listenerCount);
    148     }
    149 
    150     private static String subscribeResult(IConditionProvider provider, RemoteException e) {
    151         return provider == null ? "no provider" : e != null ? e.getMessage() : "ok";
    152     }
    153 
    154     private static String typeToString(int type) {
    155         switch (type) {
    156             case TYPE_INTERCEPTED: return "intercepted";
    157             case TYPE_ALLOW_DISABLE: return "allow_disable";
    158             case TYPE_SET_RINGER_MODE_EXTERNAL: return "set_ringer_mode_external";
    159             case TYPE_SET_RINGER_MODE_INTERNAL: return "set_ringer_mode_internal";
    160             case TYPE_DOWNTIME: return "downtime";
    161             case TYPE_SET_ZEN_MODE: return "set_zen_mode";
    162             case TYPE_UPDATE_ZEN_MODE: return "update_zen_mode";
    163             case TYPE_EXIT_CONDITION: return "exit_condition";
    164             case TYPE_SUBSCRIBE: return "subscribe";
    165             case TYPE_UNSUBSCRIBE: return "unsubscribe";
    166             case TYPE_CONFIG: return "config";
    167             case TYPE_NOT_INTERCEPTED: return "not_intercepted";
    168             case TYPE_DISABLE_EFFECTS: return "disable_effects";
    169             case TYPE_SUPPRESSOR_CHANGED: return "suppressor_changed";
    170             case TYPE_LISTENER_HINTS_CHANGED: return "listener_hints_changed";
    171             case TYPE_SET_NOTIFICATION_POLICY: return "set_notification_policy";
    172             default: return "unknown";
    173         }
    174     }
    175 
    176     private static String ringerModeToString(int ringerMode) {
    177         switch (ringerMode) {
    178             case AudioManager.RINGER_MODE_SILENT: return "silent";
    179             case AudioManager.RINGER_MODE_VIBRATE: return "vibrate";
    180             case AudioManager.RINGER_MODE_NORMAL: return "normal";
    181             default: return "unknown";
    182         }
    183     }
    184 
    185     private static String zenModeToString(int zenMode) {
    186         switch (zenMode) {
    187             case Global.ZEN_MODE_OFF: return "off";
    188             case Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS: return "important_interruptions";
    189             case Global.ZEN_MODE_ALARMS: return "alarms";
    190             case Global.ZEN_MODE_NO_INTERRUPTIONS: return "no_interruptions";
    191             default: return "unknown";
    192         }
    193     }
    194 
    195     private static String hintsToString(int hints) {
    196         switch (hints) {
    197             case 0 : return "none";
    198             case NotificationListenerService.HINT_HOST_DISABLE_EFFECTS:
    199                     return "disable_effects";
    200             case NotificationListenerService.HINT_HOST_DISABLE_CALL_EFFECTS:
    201                     return "disable_call_effects";
    202             case NotificationListenerService.HINT_HOST_DISABLE_NOTIFICATION_EFFECTS:
    203                     return "disable_notification_effects";
    204             default: return Integer.toString(hints);
    205         }
    206     }
    207 
    208     private static String componentToString(ComponentName component) {
    209         return component != null ? component.toShortString() : null;
    210     }
    211 
    212     private static String componentListToString(List<ComponentName> components) {
    213         StringBuilder stringBuilder = new StringBuilder();
    214 
    215         for (int i = 0; i < components.size(); ++i) {
    216             if (i > 0) {
    217                 stringBuilder.append(", ");
    218             }
    219             stringBuilder.append(componentToString(components.get(i)));
    220         }
    221 
    222         return stringBuilder.toString();
    223     }
    224 
    225     private static void append(int type, String msg) {
    226         synchronized(MSGS) {
    227             TIMES[sNext] = System.currentTimeMillis();
    228             TYPES[sNext] = type;
    229             MSGS[sNext] = msg;
    230             sNext = (sNext + 1) % SIZE;
    231             if (sSize < SIZE) {
    232                 sSize++;
    233             }
    234         }
    235         if (DEBUG) Slog.d(TAG, typeToString(type) + ": " + msg);
    236     }
    237 
    238     public static void dump(PrintWriter pw, String prefix) {
    239         synchronized(MSGS) {
    240             final int start = (sNext - sSize + SIZE) % SIZE;
    241             for (int i = 0; i < sSize; i++) {
    242                 final int j = (start + i) % SIZE;
    243                 pw.print(prefix);
    244                 pw.print(FORMAT.format(new Date(TIMES[j])));
    245                 pw.print(' ');
    246                 pw.print(typeToString(TYPES[j]));
    247                 pw.print(": ");
    248                 pw.println(MSGS[j]);
    249             }
    250         }
    251     }
    252 }
    253