Firebase崩溃报告已经被反混淆,但没有行号。

5

目前崩溃报告显示为

Exception java.lang.NullPointerException:
com.temp.app.Helper.convertToString (Helper.java:(此处没有行号))
com.temp.app..fragment.FragmentEnterName$6.run (FragmentEnterName.java:(此处没有行号))
android.os.Handler.handleCallback (Handler.java:733)
android.os.Handler.dispatchMessage (Handler.java:95)
android.os.Looper.loop (Looper.java:146)
android.app.ActivityThread.main (ActivityThread.java:5692)
java.lang.reflect.Method.invokeNative (Method.java)
java.lang.reflect.Method.invoke (Method.java:515)
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1291)
com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1107)
dalvik.system.NativeStart.main (NativeStart.java)

但它应该是这样的

Exception java.lang.NullPointerException:
com.temp.app.Helper.convertToString (Helper.java:25)
com.temp.app..fragment.FragmentEnterName$6.run (FragmentEnterName.java:15)
android.os.Handler.handleCallback (Handler.java:733)
android.os.Handler.dispatchMessage (Handler.java:95)
android.os.Looper.loop (Looper.java:146)
android.app.ActivityThread.main (ActivityThread.java:5692)
java.lang.reflect.Method.invokeNative (Method.java)
java.lang.reflect.Method.invoke (Method.java:515)
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1291)
com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1107)
dalvik.system.NativeStart.main (NativeStart.java)

我正在使用sdk\tools\proguard\proguard-android.txt中提供的默认proguard-android.txt。

配置文件的内容如下

# This is a configuration file for ProGuard.
# http://proguard.sourceforge.net/index.html#manual/usage.html
#
# Starting with version 2.2 of the Android plugin for Gradle, these files are no longer used. Newer
# versions are distributed with the plugin and unpacked at build time. Files in this directory are
# no longer maintained.

-dontusemixedcaseclassnames
-dontskipnonpubliclibraryclasses
-verbose

# Optimization is turned off by default. Dex does not like code run
# through the ProGuard optimize and preverify steps (and performs some
# of these optimizations on its own).
-dontoptimize
-dontpreverify
# Note that if you want to enable optimization, you cannot just
# include optimization flags in your own project configuration file;
# instead you will need to point to the
# "proguard-android-optimize.txt" file instead of this one from your
# project.properties file.

-keepattributes *Annotation*
-keep public class com.google.vending.licensing.ILicensingService
-keep public class com.android.vending.licensing.ILicensingService

# For native methods, see http://proguard.sourceforge.net/manual/examples.html#native
-keepclasseswithmembernames class * {
    native <methods>;
}

# keep setters in Views so that animations can still work.
# see http://proguard.sourceforge.net/manual/examples.html#beans
-keepclassmembers public class * extends android.view.View {
   void set*(***);
   *** get*();
}

# We want to keep methods in Activity that could be used in the XML attribute onClick
-keepclassmembers class * extends android.app.Activity {
   public void *(android.view.View);
}

# For enumeration classes, see http://proguard.sourceforge.net/manual/examples.html#enumerations
-keepclassmembers enum * {
    public static **[] values();
    public static ** valueOf(java.lang.String);
}

-keepclassmembers class * implements android.os.Parcelable {
  public static final android.os.Parcelable$Creator CREATOR;
}

-keepclassmembers class **.R$* {
    public static <fields>;
}

# The support library contains references to newer platform versions.
# Don't warn about those in case this app is linking against an older
# platform version.  We know about them, and they are safe.
-dontwarn android.support.**

# Understand the @Keep support annotation.
-keep class android.support.annotation.Keep

-keep @android.support.annotation.Keep class * {*;}

-keepclasseswithmembers class * {
    @android.support.annotation.Keep <methods>;
}

-keepclasseswithmembers class * {
    @android.support.annotation.Keep <fields>;
}

-keepclasseswithmembers class * {
    @android.support.annotation.Keep <init>(...);
}

你是否使用Proguard?如果是的话,能否编辑你的问题并展示你的Proguard配置文件? - Doug Stevenson
@DougStevenson,我正在使用sdk\tools\proguard\proguard-android.txt中提供的默认proguard-android.txt。根据您的要求,我已经复制了proguard内容文件的内容。请检查一下。谢谢。 - VIJAY SACHAN
我认为默认的Proguard配置不应该会从您的应用程序类中删除行号,但是如果配置了Proguard,则肯定可以这样做。Firebase没有保留行号的理由,并且对于平台类,它显然也没有这样做。因此,我想知道是否有其他配置可能会从您的应用程序中剥离行号。 - Doug Stevenson
找到答案了吗?我正在测试不同的崩溃报告框架,如果 Firebase 无法生成行号,这将对它们造成致命打击... - A'sa Dickens
1个回答

2
将以下内容添加到您的proguard配置中,它将在Firebase中添加行号:
-renamesourcefileattribute SourceFile
-keepattributes SourceFile,LineNumberTable

2
如果我想保持文件名混淆呢? - Kusan

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