Customize Error Message

Customize Error Message for Android

How to catch Uncaught Exception.

Transcript

1. Customize Error Message @magie_pooh shibuya.apk #16
2. ࣗݾ঺հ ౻ాୖຏ @magie_pooh @magiepooh
3. Customize Error Message @magie_pooh shibuya.apk #16
4. Crash Reporting Tool • Crashlytics • Firebase Crash Reporting • Play Console
5. Crash Reporting Tool • Crashlytics • Firebase Crash Reporting • Play Console
7. ͜͜ΛΧελϚΠζ͍ͨ͠
11. ফ͍ͨ͠
12. private static Thread.UncaughtExceptionHandler defaultUEH;
 private static Thread.UncaughtExceptionHandler caughtExceptionHandler =
 new Thread.UncaughtExceptionHandler() {
 @TargetApi(Build.VERSION_CODES.KITKAT) @Override
 public void uncaughtException(Thread thread, Throwable throwable) {
 // do something defaultUEH.uncaughtException(thread, throwable);
 }
 }; @Override public void onCreate() {
 super.onCreate();
 Fabric.with(this, new Crashlytics());
 defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
 Thread.setDefaultUncaughtExceptionHandler(caughtExceptionHandler);
 } ApplicationΫϥε
13. private static Thread.UncaughtExceptionHandler defaultUEH;
 private static Thread.UncaughtExceptionHandler caughtExceptionHandler =
 new Thread.UncaughtExceptionHandler() {
 @TargetApi(Build.VERSION_CODES.KITKAT) @Override
 public void uncaughtException(Thread thread, Throwable throwable) {
 // do something defaultUEH.uncaughtException(thread, throwable);
 }
 }; @Override public void onCreate() {
 super.onCreate();
 Fabric.with(this, new Crashlytics());
 defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
 Thread.setDefaultUncaughtExceptionHandler(caughtExceptionHandler);
 } ApplicationΫϥε
14. private static Thread.UncaughtExceptionHandler defaultUEH;
 private static Thread.UncaughtExceptionHandler caughtExceptionHandler =
 new Thread.UncaughtExceptionHandler() {
 @TargetApi(Build.VERSION_CODES.KITKAT) @Override
 public void uncaughtException(Thread thread, Throwable throwable) {
 // do something defaultUEH.uncaughtException(thread, throwable);
 }
 }; @Override public void onCreate() {
 super.onCreate();
 Fabric.with(this, new Crashlytics());
 defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
 Thread.setDefaultUncaughtExceptionHandler(caughtExceptionHandler);
 } ApplicationΫϥε
15. private static Thread.UncaughtExceptionHandler defaultUEH;
 private static Thread.UncaughtExceptionHandler caughtExceptionHandler =
 new Thread.UncaughtExceptionHandler() {
 @TargetApi(Build.VERSION_CODES.KITKAT) @Override
 public void uncaughtException(Thread thread, Throwable throwable) {
 // do something defaultUEH.uncaughtException(thread, throwable);
 }
 }; @Override public void onCreate() {
 super.onCreate();
 Fabric.with(this, new Crashlytics());
 defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
 Thread.setDefaultUncaughtExceptionHandler(caughtExceptionHandler);
 } ApplicationΫϥε
16. private static Thread.UncaughtExceptionHandler defaultUEH;
 private static Thread.UncaughtExceptionHandler caughtExceptionHandler =
 new Thread.UncaughtExceptionHandler() {
 @TargetApi(Build.VERSION_CODES.KITKAT) @Override
 public void uncaughtException(Thread thread, Throwable throwable) {
 // do something defaultUEH.uncaughtException(thread, throwable);
 }
 }; @Override public void onCreate() {
 super.onCreate();
 Fabric.with(this, new Crashlytics());
 defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
 Thread.setDefaultUncaughtExceptionHandler(caughtExceptionHandler);
 } ApplicationΫϥε
17. private static Thread.UncaughtExceptionHandler defaultUEH;
 private static Thread.UncaughtExceptionHandler caughtExceptionHandler =
 new Thread.UncaughtExceptionHandler() {
 @TargetApi(Build.VERSION_CODES.KITKAT) @Override
 public void uncaughtException(Thread thread, Throwable throwable) {
 // do something defaultUEH.uncaughtException(thread, throwable);
 }
 }; @Override public void onCreate() {
 super.onCreate();
 Fabric.with(this, new Crashlytics());
 defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
 Thread.setDefaultUncaughtExceptionHandler(caughtExceptionHandler);
 } ApplicationΫϥε
18. Field field = Throwable.class .getDeclaredField("detailMessage");
 field.setAccessible(true);
 field.set(throwable, ""); ExceptionͷϝοηʔδΛͻͨ͢Βফ͢
19. ফ͑ͨʂʂʂ
20. Crashlyticsͷ࢓૊Έ • Fabric.with(this, new Crashlytics());
21. Crashlyticsͷ࢓૊Έ • Fabric.with(this, new Crashlytics()); • CrashlyticsCore#onPreExecute()಺Ͱ CrashlyticsControllerΛੜ੒
22. Crashlyticsͷ࢓૊Έ • Fabric.with(this, new Crashlytics()); • CrashlyticsCore#onPreExecute()಺Ͱ CrashlyticsControllerΛੜ੒ • CrashlyticsControllerΫϥεͰ CrashlyticsUncaughtExceptionHandlerΛੜ੒
23. ·ͱΊ • UncaughtExceptionHandlerΛ࢖͑͹ΧελϚΠζͰ͖Δ • ଞͷCrash Reporting Tool͸ະௐࠪͳͷͰɺͲͳ͔ͨڭ͑ ͍ͯͩ͘͞ • Firebase Crash ReportingͰ͸ݸਓ৘ใʹؔΘΔ෦෼͸ ʮREDACTED_PERSONAL_IDENTIFICATION_NUMBER ʯʹͳΔΒ͍͠ɻ୭͔ڭ͍͑ͯͩ͘͞