ZenLog.java revision dd753c00d5c25600f0c297b9d1e89e2c4b064bc2 
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
38    private static final int SIZE = Build.IS_DEBUGGABLE ? 100 : 20;
39
40    private static final long[] TIMES = new long[SIZE];
41    private static final int[] TYPES = new int[SIZE];
42    private static final String[] MSGS = new String[SIZE];
43
44    private static final SimpleDateFormat FORMAT = new SimpleDateFormat("MM-dd HH:mm:ss.SSS");
45
46    private static final int TYPE_INTERCEPTED = 1;
47    private static final int TYPE_ALLOW_DISABLE = 2;
48    private static final int TYPE_SET_RINGER_MODE = 3;
49    private static final int TYPE_DOWNTIME = 4;
50    private static final int TYPE_SET_ZEN_MODE = 5;
51    private static final int TYPE_UPDATE_ZEN_MODE = 6;
52    private static final int TYPE_EXIT_CONDITION = 7;
53    private static final int TYPE_SUBSCRIBE = 8;
54    private static final int TYPE_UNSUBSCRIBE = 9;
55    private static final int TYPE_CONFIG = 10;
56    private static final int TYPE_FOLLOW_RINGER_MODE = 11;
57    private static final int TYPE_NOT_INTERCEPTED = 12;
58
59    private static int sNext;
60    private static int sSize;
61
62    public static void traceIntercepted(NotificationRecord record, String reason) {
63        if (record != null && record.isIntercepted()) return;  // already logged
64        append(TYPE_INTERCEPTED, record.getKey() + "," + reason);
65    }
66
67    public static void traceNotIntercepted(NotificationRecord record, String reason) {
68        if (record != null && record.isUpdate) return;  // already logged
69        append(TYPE_NOT_INTERCEPTED, record.getKey() + "," + reason);
70    }
71
72    public static void traceSetRingerMode(int ringerMode) {
73        append(TYPE_SET_RINGER_MODE, ringerModeToString(ringerMode));
74    }
75
76    public static void traceDowntime(boolean inDowntime, int day, ArraySet<Integer> days) {
77        append(TYPE_DOWNTIME, inDowntime + ",day=" + day + ",days=" + days);
78    }
79
80    public static void traceSetZenMode(int mode, String reason) {
81        append(TYPE_SET_ZEN_MODE, zenModeToString(mode) + "," + reason);
82    }
83
84    public static void traceUpdateZenMode(int fromMode, int toMode) {
85        append(TYPE_UPDATE_ZEN_MODE, zenModeToString(fromMode) + " -> " + zenModeToString(toMode));
86    }
87
88    public static void traceExitCondition(Condition c, ComponentName component, String reason) {
89        append(TYPE_EXIT_CONDITION, c + "," + componentToString(component) + "," + reason);
90    }
91
92    public static void traceSubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
93        append(TYPE_SUBSCRIBE, uri + "," + subscribeResult(provider, e));
94    }
95
96    public static void traceUnsubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
97        append(TYPE_UNSUBSCRIBE, uri + "," + subscribeResult(provider, e));
98    }
99
100    public static void traceConfig(ZenModeConfig oldConfig, ZenModeConfig newConfig) {
101        append(TYPE_CONFIG, newConfig != null ? newConfig.toString() : null);
102    }
103
104    public static void traceFollowRingerMode(int ringerMode, int oldZen, int newZen) {
105        append(TYPE_FOLLOW_RINGER_MODE, ringerModeToString(ringerMode) + ", "
106                + zenModeToString(oldZen) + " -> " + zenModeToString(newZen));
107    }
108
109    private static String subscribeResult(IConditionProvider provider, RemoteException e) {
110        return provider == null ? "no provider" : e != null ? e.getMessage() : "ok";
111    }
112
113    private static String typeToString(int type) {
114        switch (type) {
115            case TYPE_INTERCEPTED: return "intercepted";
116            case TYPE_ALLOW_DISABLE: return "allow_disable";
117            case TYPE_SET_RINGER_MODE: return "set_ringer_mode";
118            case TYPE_DOWNTIME: return "downtime";
119            case TYPE_SET_ZEN_MODE: return "set_zen_mode";
120            case TYPE_UPDATE_ZEN_MODE: return "update_zen_mode";
121            case TYPE_EXIT_CONDITION: return "exit_condition";
122            case TYPE_SUBSCRIBE: return "subscribe";
123            case TYPE_UNSUBSCRIBE: return "unsubscribe";
124            case TYPE_CONFIG: return "config";
125            case TYPE_FOLLOW_RINGER_MODE: return "follow_ringer_mode";
126            case TYPE_NOT_INTERCEPTED: return "not_intercepted";
127            default: return "unknown";
128        }
129    }
130
131    private static String ringerModeToString(int ringerMode) {
132        switch (ringerMode) {
133            case AudioManager.RINGER_MODE_SILENT: return "silent";
134            case AudioManager.RINGER_MODE_VIBRATE: return "vibrate";
135            case AudioManager.RINGER_MODE_NORMAL: return "normal";
136            default: return "unknown";
137        }
138    }
139
140    private static String zenModeToString(int zenMode) {
141        switch (zenMode) {
142            case Global.ZEN_MODE_OFF: return "off";
143            case Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS: return "important_interruptions";
144            case Global.ZEN_MODE_NO_INTERRUPTIONS: return "no_interruptions";
145            default: return "unknown";
146        }
147    }
148
149    private static String componentToString(ComponentName component) {
150        return component != null ? component.toShortString() : null;
151    }
152
153    private static void append(int type, String msg) {
154        synchronized(MSGS) {
155            TIMES[sNext] = System.currentTimeMillis();
156            TYPES[sNext] = type;
157            MSGS[sNext] = msg;
158            sNext = (sNext + 1) % SIZE;
159            if (sSize < SIZE) {
160                sSize++;
161            }
162        }
163        Slog.d(TAG, typeToString(type) + ": " + msg);
164    }
165
166    public static void dump(PrintWriter pw, String prefix) {
167        synchronized(MSGS) {
168            final int start = (sNext - sSize + SIZE) % SIZE;
169            for (int i = 0; i < sSize; i++) {
170                final int j = (start + i) % SIZE;
171                pw.print(prefix);
172                pw.print(FORMAT.format(new Date(TIMES[j])));
173                pw.print(' ');
174                pw.print(typeToString(TYPES[j]));
175                pw.print(": ");
176                pw.println(MSGS[j]);
177            }
178        }
179    }
180}
181