Disable LogCat Output COMPLETELY in release Android app?
Shutting off my own app's LogCat output before releasing an app to the market is straightforward. I also know how to selectively filter LogCat message by tag and/or id for my own debug convenience.
But now I am interested in something that may be much more difficult (perhaps impossible?): Disable all LogCat output, including & especially those coming from 3rd-party services like TtsService, GoogleLoginService, etc.
Is this possible?
To further clarify: I am not interested in filtering out messages for myself. I am rather interested in disabling 3rd-party messages for whoever downloads my app from the Android Market. Is this possible?
You can use ProGuard to remove completely any lines where a return value is not used, by telling ProGuard to assume that there will be no problems.
The following proguard.cfg chunk instructs to remove Log.d, Log.v and Log.i calls.
-assumenosideeffects class android.util.Log {
public static *** d(...);
public static *** w(...);
public static *** v(...);
public static *** i(...);
}
The end result is that these log lines are not in your release apk, and therefore any user with logcat won't see d/v/i logs.
if you don't use proguard, you have to manage the log yourself and in the manifest file make dubuggable false
<application
android:name="MyApplication"
android:icon="@drawable/gift"
android:label="@string/app_name" android:debuggable="@bool/build_log">
Here my custom log class
public class Lol {
public static final boolean ENABLE_LOG = true & MyApplication.sDebug;
private static final boolean DEBUG = true & ENABLE_LOG;
private static final boolean VERBOSE = true & ENABLE_LOG;
private static final boolean TEMP = true & ENABLE_LOG;
private static final boolean WARNING = true & ENABLE_LOG;
private static final boolean INFO = true & ENABLE_LOG;
private static final boolean ERROR = true & ENABLE_LOG;
public static void obvious(String tag, String msg) {
if (DEBUG) {
msg = "*********************************\n" + msg
+ "\n*********************************";
Log.d(tag, msg);
}
}
public static void d(String tag, String msg) {
if (DEBUG)
Log.d(tag, msg);
}
public static void d(boolean bool, String tag, String msg) {
if (TEMP&bool)
Log.d(tag, msg);
}
public static void i(String tag, String msg) {
if (INFO)
Log.i(tag, msg);
}
public static void e(String tag, String msg) {
if (ERROR)
Log.e(tag, msg);
}
public static void e(boolean bool, String tag, String msg) {
if (TEMP&bool)
Log.e(tag, msg);
}
public static void v(String tag, String msg) {
if (VERBOSE)
Log.v(tag, msg);
}
public static void w(String tag, String msg) {
if (WARNING)
Log.w(tag, msg);
}
public static String getStackTraceString(Exception e) {
return Log.getStackTraceString(e);
}
public static void w(String tag, String msg, Exception e) {
if (WARNING)
Log.w(tag, msg,e);
}
}