ZenLog.java revision 1aad144c8f7ece25d34f3621972f71e36c7af87a 
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
17package com.android.server.notification;
18
19import android.content.ComponentName;
20import android.media.AudioManager;
21import android.net.Uri;
22import android.os.Build;
23import android.os.RemoteException;
24import android.provider.Settings.Global;
25import android.service.notification.Condition;
26import android.service.notification.IConditionProvider;
27import android.service.notification.ZenModeConfig;
28import android.util.ArraySet;
29import android.util.Slog;
30
31import java.io.PrintWriter;
32import java.text.SimpleDateFormat;
33import java.util.Date;
34
35public class ZenLog {
36    private static final String TAG = "ZenLog";
37    private static final boolean DEBUG = Build.IS_DEBUGGABLE;
38
39    private static final int SIZE = Build.IS_DEBUGGABLE ? 100 : 20;
40
41    private static final long[] TIMES = new long[SIZE];
42    private static final int[] TYPES = new int[SIZE];
43    private static final String[] MSGS = new String[SIZE];
44
45    private static final SimpleDateFormat FORMAT = new SimpleDateFormat("MM-dd HH:mm:ss.SSS");
46
47    private static final int TYPE_INTERCEPTED = 1;
48    private static final int TYPE_ALLOW_DISABLE = 2;
49    private static final int TYPE_SET_RINGER_MODE = 3;
50    private static final int TYPE_DOWNTIME = 4;
51    private static final int TYPE_SET_ZEN_MODE = 5;
52    private static final int TYPE_UPDATE_ZEN_MODE = 6;
53    private static final int TYPE_EXIT_CONDITION = 7;
54    private static final int TYPE_SUBSCRIBE = 8;
55    private static final int TYPE_UNSUBSCRIBE = 9;
56    private static final int TYPE_CONFIG = 10;
57    private static final int TYPE_FOLLOW_RINGER_MODE = 11;
58    private static final int TYPE_NOT_INTERCEPTED = 12;
59    private static final int TYPE_DISABLE_EFFECTS = 13;
60
61    private static int sNext;
62    private static int sSize;
63
64    public static void traceIntercepted(NotificationRecord record, String reason) {
65        if (record != null && record.isIntercepted()) return;  // already logged
66        append(TYPE_INTERCEPTED, record.getKey() + "," + reason);
67    }
68
69    public static void traceNotIntercepted(NotificationRecord record, String reason) {
70        if (record != null && record.isUpdate) return;  // already logged
71        append(TYPE_NOT_INTERCEPTED, record.getKey() + "," + reason);
72    }
73
74    public static void traceSetRingerMode(int ringerMode) {
75        append(TYPE_SET_RINGER_MODE, ringerModeToString(ringerMode));
76    }
77
78    public static void traceDowntime(boolean inDowntime, int day, ArraySet<Integer> days) {
79        append(TYPE_DOWNTIME, inDowntime + ",day=" + day + ",days=" + days);
80    }
81
82    public static void traceSetZenMode(int mode, String reason) {
83        append(TYPE_SET_ZEN_MODE, zenModeToString(mode) + "," + reason);
84    }
85
86    public static void traceUpdateZenMode(int fromMode, int toMode) {
87        append(TYPE_UPDATE_ZEN_MODE, zenModeToString(fromMode) + " -> " + zenModeToString(toMode));
88    }
89
90    public static void traceExitCondition(Condition c, ComponentName component, String reason) {
91        append(TYPE_EXIT_CONDITION, c + "," + componentToString(component) + "," + reason);
92    }
93
94    public static void traceSubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
95        append(TYPE_SUBSCRIBE, uri + "," + subscribeResult(provider, e));
96    }
97
98    public static void traceUnsubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
99        append(TYPE_UNSUBSCRIBE, uri + "," + subscribeResult(provider, e));
100    }
101
102    public static void traceConfig(ZenModeConfig oldConfig, ZenModeConfig newConfig) {
103        append(TYPE_CONFIG, newConfig != null ? newConfig.toString() : null);
104    }
105
106    public static void traceFollowRingerMode(int ringerMode, int oldZen, int newZen) {
107        append(TYPE_FOLLOW_RINGER_MODE, ringerModeToString(ringerMode) + ", "
108                + zenModeToString(oldZen) + " -> " + zenModeToString(newZen));
109    }
110
111    public static void traceDisableEffects(NotificationRecord record, String reason) {
112        append(TYPE_DISABLE_EFFECTS, record.getKey() + "," + reason);
113    }
114
115    private static String subscribeResult(IConditionProvider provider, RemoteException e) {
116        return provider == null ? "no provider" : e != null ? e.getMessage() : "ok";
117    }
118
119    private static String typeToString(int type) {
120        switch (type) {
121            case TYPE_INTERCEPTED: return "intercepted";
122            case TYPE_ALLOW_DISABLE: return "allow_disable";
123            case TYPE_SET_RINGER_MODE: return "set_ringer_mode";
124            case TYPE_DOWNTIME: return "downtime";
125            case TYPE_SET_ZEN_MODE: return "set_zen_mode";
126            case TYPE_UPDATE_ZEN_MODE: return "update_zen_mode";
127            case TYPE_EXIT_CONDITION: return "exit_condition";
128            case TYPE_SUBSCRIBE: return "subscribe";
129            case TYPE_UNSUBSCRIBE: return "unsubscribe";
130            case TYPE_CONFIG: return "config";
131            case TYPE_FOLLOW_RINGER_MODE: return "follow_ringer_mode";
132            case TYPE_NOT_INTERCEPTED: return "not_intercepted";
133            case TYPE_DISABLE_EFFECTS: return "disable_effects";
134            default: return "unknown";
135        }
136    }
137
138    private static String ringerModeToString(int ringerMode) {
139        switch (ringerMode) {
140            case AudioManager.RINGER_MODE_SILENT: return "silent";
141            case AudioManager.RINGER_MODE_VIBRATE: return "vibrate";
142            case AudioManager.RINGER_MODE_NORMAL: return "normal";
143            default: return "unknown";
144        }
145    }
146
147    private static String zenModeToString(int zenMode) {
148        switch (zenMode) {
149            case Global.ZEN_MODE_OFF: return "off";
150            case Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS: return "important_interruptions";
151            case Global.ZEN_MODE_NO_INTERRUPTIONS: return "no_interruptions";
152            default: return "unknown";
153        }
154    }
155
156    private static String componentToString(ComponentName component) {
157        return component != null ? component.toShortString() : null;
158    }
159
160    private static void append(int type, String msg) {
161        synchronized(MSGS) {
162            TIMES[sNext] = System.currentTimeMillis();
163            TYPES[sNext] = type;
164            MSGS[sNext] = msg;
165            sNext = (sNext + 1) % SIZE;
166            if (sSize < SIZE) {
167                sSize++;
168            }
169        }
170        if (DEBUG) Slog.d(TAG, typeToString(type) + ": " + msg);
171    }
172
173    public static void dump(PrintWriter pw, String prefix) {
174        synchronized(MSGS) {
175            final int start = (sNext - sSize + SIZE) % SIZE;
176            for (int i = 0; i < sSize; i++) {
177                final int j = (start + i) % SIZE;
178                pw.print(prefix);
179                pw.print(FORMAT.format(new Date(TIMES[j])));
180                pw.print(' ');
181                pw.print(typeToString(TYPES[j]));
182                pw.print(": ");
183                pw.println(MSGS[j]);
184            }
185        }
186    }
187}
188