5

我正在嘗試解決運行Android應用程序的問題,該應用程序擁有超過65k個方法。
我跟蹤了關於Multidex支持的Google文檔,但是我仍然無法成功運行它。看起來問題只出現在小於21的SDK上,因爲當我指定minSdkVersion 21時,它運行良好,但是一旦我將它設置爲minSdkVersion 15,我就會遇到異常。Android Multidex RuntimeException

FATAL EXCEPTION: main 
    java.lang.RuntimeException: Unable to instantiate application custom.package.name.MyApplication: java.lang.ClassNotFoundException: Didn't find class "custom.package.name.MyApplication" on path: DexPathList[[zip file "/data/app/custom.package.name-2/base.apk"],nativeLibraryDirectories=[/data/app/custom.package.name-2/lib/arm, /vendor/lib, /system/lib]] 
     at android.app.LoadedApk.makeApplication(LoadedApk.java:578) 
     at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4680) 
     at android.app.ActivityThread.-wrap1(ActivityThread.java) 
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1405) 
     at android.os.Handler.dispatchMessage(Handler.java:102) 
     at android.os.Looper.loop(Looper.java:148) 
     at android.app.ActivityThread.main(ActivityThread.java:5417) 
     at java.lang.reflect.Method.invoke(Native Method) 
     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) 
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616) 

    Caused by: java.lang.ClassNotFoundException: Didn't find class "custom.package.name.MyApplication" on path: DexPathList[[zip file "/data/app/custom.package.name-2/base.apk"],nativeLibraryDirectories=[/data/app/custom.package.name-2/lib/arm, /vendor/lib, /system/lib]] 
     at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) 
     at java.lang.ClassLoader.loadClass(ClassLoader.java:511) 
     at java.lang.ClassLoader.loadClass(ClassLoader.java:469) 
     at android.app.Instrumentation.newApplication(Instrumentation.java:981) 
     at android.app.LoadedApk.makeApplication(LoadedApk.java:573) 
     at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4680)  
     at android.app.ActivityThread.-wrap1(ActivityThread.java)  
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1405)  
     at android.os.Handler.dispatchMessage(Handler.java:102)  
     at android.os.Looper.loop(Looper.java:148)  
     at android.app.ActivityThread.main(ActivityThread.java:5417)  
     at java.lang.reflect.Method.invoke(Native Method)  
     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)  
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)  
    Suppressed: java.io.IOException: Failed to open dex files from /data/app/custom.package.name-2/base.apk 
     at dalvik.system.DexFile.openDexFileNative(Native Method) 
     at dalvik.system.DexFile.openDexFile(DexFile.java:295) 
     at dalvik.system.DexFile.<init>(DexFile.java:80) 
     at dalvik.system.DexFile.<init>(DexFile.java:59) 
     at dalvik.system.DexPathList.loadDexFile(DexPathList.java:279) 
     at dalvik.system.DexPathList.makePathElements(DexPathList.java:248) 
     at dalvik.system.DexPathList.<init>(DexPathList.java:120) 
     at dalvik.system.BaseDexClassLoader.<init>(BaseDexClassLoader.java:48) 
     at dalvik.system.PathClassLoader.<init>(PathClassLoader.java:65) 
     at android.app.ApplicationLoaders.getClassLoader(ApplicationLoaders.java:58) 
     at android.app.LoadedApk.getClassLoader(LoadedApk.java:376) 
     at android.app.LoadedApk.makeApplication(LoadedApk.java:568) 
      ... 9 more 
    Suppressed: java.lang.ClassNotFoundException: custom.package.name.MyApplication 
     at java.lang.Class.classForName(Native Method) 
     at java.lang.BootClassLoader.findClass(ClassLoader.java:781) 
     at java.lang.BootClassLoader.loadClass(ClassLoader.java:841) 
     at java.lang.ClassLoader.loadClass(ClassLoader.java:504) 
      ... 12 more 
    Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack trace available 

之前致命異常logcat的

W/art: Failed execv(/system/bin/dex2oat --runtime-arg -classpath --runtime-arg --instruction-set=arm --instruction-set-features=smp,div,atomic_ldrd_strd --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=krait --instruction-set-features=default --dex-file=/data/app/custom.package.name-2/base.apk --oat-file=/data/dalvik-cache/arm/[email protected]@[email protected]@classes.dex) because non-0 exit status 
W/art: Failure to verify dex file '/data/app/ccustom.package.name-2-2/base.apk': Invalid method name: '[email protected]#0' 
W/System: ClassLoader referenced unknown path: /data/app/custom.package.name-2-2/lib/arm 

以下是我迄今所做的:在AndroidManifest擴展應用

  • 創建的類名爲MyApplication的和指定, .xml文件

  • 添加依賴關係的build.gradle文件

    compile 'com.android.support:multidex:1.0.1'

  • 啓用multidex中的build.gradle

    multiDexEnabled true

  • 在所有MyApplication類啓用multidex @Override protected void attachBaseContext(Context base) { super.attachBaseContext(base); MultiDex.install(this); }

在此先感謝您的幫助!

+1

你嘗試使用擴展MultiDexApplication,而不是擴展應用? –

+0

是的,我已經嘗試過了,但仍然是相同的問題 – jpact

回答

-2

3天后其通過去除導致這種依賴性的一個解決。

編輯:由於@Asprelis指出,這是導致問題的lib是net.java.truelicense

+0

你能告訴我們哪個依賴造成了這個? – kientux

+0

我不記得確切的名字,但它是一些第三方的lib字符串混淆文字 – jpact

2

試試這個,這是爲我工作,幾乎從當前項目複製....

的build.gradle

android { 
compileSdkVersion 23 
buildToolsVersion "22.0.1" 
defaultConfig { 
    applicationId "my.package.name" 
    minSdkVersion 16 
    targetSdkVersion 23 
    multiDexEnabled = true 
    versionCode 3 
    versionName "0.1.2" 
    renderscriptTargetApi 14 
    renderscriptSupportModeEnabled true 
} 

dependencies { 
    compile fileTree(dir: 'libs', include: ['*.jar']) 
    compile 'com.android.support:appcompat-v7:23.1.1' 
    compile 'com.android.support:multidex:1.0.1' 
} 

應用類

public class MyApp extends MultiDexApplication { 

    @Override 
    public void onCreate() { 
     super.onCreate(); 
    } 
} 

清單

<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> 
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> 

... 

    <application 
    android:name=".MyApp" 
    android:allowBackup="true" 
    android:hardwareAccelerated="true" 
    android:icon="@mipmap/ic_launcher" 
    android:label="@string/app_name" 
    android:theme="@style/AppTheme" > 

... 

值得注意的是,我有一個類似的問題,直到我說的讀取權限和擴展MultiDexApplication

+0

感謝您的回覆! 好吧,我已經嘗試使用MultiDexAppllication,但同樣的問題。 注意:我也在使用read_external_storage:/ – jpact

+0

@Creck你是否也使用WRITE_EXTERNAL權限?它可能是最小版本號不匹配 –

+0

是的,我可以。但從例外情況來看,它似乎與外部存儲根本沒有關係,因爲apk存儲在/ data/app/... – jpact

1

問題是因爲這混淆的:

<dependency> 
     <groupId>net.java.truelicense</groupId> 
     <artifactId>truelicense-obfuscate</artifactId> 
     <version>${truelicense.obfuscate.version}</version> 
    </dependency> 
+0

沒錯,這就是那個lib。謝謝 – jpact