Have you tried making it as PlatformLibrary ?
https://android.googlesource.com/platform/vendor/sample/+/acd7c6b02a14e8694d0dced56ea37e79707fba1e/frameworks/PlatformLibrary/README.txt
On Friday, January 19, 2018 at 9:58:25 PM UTC+1, Drunczyk wrote:
>
> Hello,
>
> I have a service added into the framework with the other standard services
> (services.jar). I want the service to be able to call some methods in a
> .jar library (extender.jar). When the platform builds, everything is fine,
> references to the library get resolved correctly, the library gets into
> /system/framework, but when the service tries to call a method in the
> library, it gets Error: 0xffe0 "Broken pipe" and logcat shows:
>
> E/AndroidRuntime( 1104): *** FATAL EXCEPTION IN SYSTEM PROCESS: Binder_B
> E/AndroidRuntime( 1104): java.lang.NoClassDefFoundError: Failed resolution
> of: Lcom/android/server/extender/TestExtender;
> E/AndroidRuntime( 1104): at
> com.android.server.newservice.NewService.onTransact(NewService.java:79)
> E/AndroidRuntime( 1104): at
> android.os.Binder.execTransact(Binder.java:446)
> E/AndroidRuntime( 1104): Caused by: java.lang.ClassNotFoundException:
> Didn't find class "com.android.server.extender.TestExtender" on path:
> DexPathList[[zip file "/system/framework/services.jar", zip file
> "/system/framework/ethernet-service.jar", zip file
> "/system/framework/wifi-service.jar"],nativeLibraryDirectories=[/vendor/lib,
> /system/lib]]
> E/AndroidRuntime( 1104): at
> dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
> E/AndroidRuntime( 1104): at
> java.lang.ClassLoader.loadClass(ClassLoader.java:511)
> E/AndroidRuntime( 1104): at
> java.lang.ClassLoader.loadClass(ClassLoader.java:469)
> E/AndroidRuntime( 1104): ... 2 more
> E/AndroidRuntime( 1104): Suppressed: java.lang.ClassNotFoundException:
> Didn't find class "com.android.server.extender.TestExtender" on path:
> DexPathList[[directory "."],nativeLibraryDirectories=[/vendor/lib,
> /system/lib]]
> E/AndroidRuntime( 1104): at
> dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
> E/AndroidRuntime( 1104): at
> java.lang.ClassLoader.loadClass(ClassLoader.java:511)
> E/AndroidRuntime( 1104): at
> java.lang.ClassLoader.loadClass(ClassLoader.java:504)
> E/AndroidRuntime( 1104): ... 3 more
> E/AndroidRuntime( 1104): Suppressed: java.lang.ClassNotFoundException:
> com.android.server.extender.TestExtender
> E/AndroidRuntime( 1104): at java.lang.Class.classForName(Native Method)
> E/AndroidRuntime( 1104): at
> java.lang.BootClassLoader.findClass(ClassLoader.java:781)
> E/AndroidRuntime( 1104): at
> java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
> E/AndroidRuntime( 1104): at
> java.lang.ClassLoader.loadClass(ClassLoader.java:504)
> E/AndroidRuntime( 1104): ... 4 more
> E/AndroidRuntime( 1104): Caused by: java.lang.NoClassDefFoundError:
> Class not found using the boot class loader; no stack available
>
> Is there a way to fix it?
>
> Thanks
>
>
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