Android leakcanary 混淆

Question

混淆不能使用leakcanary LeakCanary 插件已导入 java.lang.NullPointerException

第一次在我的应用中集成Leakcanary，生成的trace如下。谁能给我解释一下这是什么意思？

  2022-03-05 13:08:12.684 25896-25896/com.liangke.tingXieBen E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.liangke.tingXieBen, PID: 25896
    java.lang.NullPointerException
        at curtains.internal.WindowCallbackWrapper$Companion.getJetpackWrapped(:112)
        at curtains.internal.WindowCallbackWrapper$Companion.unwrap(:154)
        at curtains.WindowsKt.getWrappedCallback(:233)
        at leakcanary.RootViewWatcher$listener.onRootViewAdded(:46)
        at curtains.OnRootViewAddedListener$DefaultImpls.onRootViewsChanged(:38)
        at leakcanary.RootViewWatcher$listener.onRootViewsChanged(:43)
        at curtains.internal.RootViewsSpy$delegatingViewList.add(:25)
        at curtains.internal.RootViewsSpy$delegatingViewList.add(:23)
        at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:403)
        at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:109)
        at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:4535)
        at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:52)
        at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:176)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:97)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2066)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loop(Looper.java:223)
        at android.app.ActivityThread.main(ActivityThread.java:7656)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)




  debug {
        minifyEnabled true //注意测试的时候不要混淆
      //  testCoverageEnabled true
        proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        testProguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguardTest-rules.pro'
    }

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Answer 1

我得到了相同的崩溃日志，因为我启用了：

minifyEnabled

处于调试模式。解决方案是添加：

-keep class androidx.appcompat.view.WindowCallbackWrapper { *; }
-keep class android.support.v7.view.WindowCallbackWrapper { *; }

在您的 progurd 规则中。

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