Details
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Bug
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Resolution: Duplicate
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Not Evaluated
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None
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5.11.3
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None
Description
I'm trying to call my C++ function from Java. The problem is that this is causing app crash at the very beginning of lifetime of a process. I.e. this native functions are registered with a delay.
It seems I already created the bug some time ago but could not find it. This is still not fixed.
I have to write workarounds every time i need to use my c++ function.
Crash stack trace from my post on SO :
08-22 11:10:02.087 7630 7630 E AndroidRuntime: java.lang.UnsatisfiedLinkError: No implementation found for void org.freedownloadmanager.fdm.MyJavaNatives.onNewDownload(java.lang.String) (tried Java_org_freedownloadmanager_fdm_MyJavaNatives_onNewDownload and Java_org_freedownloadmanager_fdm_MyJavaNatives_onNewDownload__Ljava_lang_String_2) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at org.freedownloadmanager.fdm.MyJavaNatives.onNewDownload(Native Method) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at org.freedownloadmanager.fdm.MyActivity.processIntent(MyActivity.java:35) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at org.freedownloadmanager.fdm.MyActivity.onCreate(MyActivity.java:20) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.Activity.performCreate(Activity.java:7009) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.Activity.performCreate(Activity.java:7000) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1214) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2731) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2856) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.ActivityThread.-wrap11(Unknown Source:0) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1589) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:106) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.os.Looper.loop(Looper.java:164) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at android.app.ActivityThread.main(ActivityThread.java:6494) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at java.lang.reflect.Method.invoke(Native Method) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438) 08-22 11:10:02.087 7630 7630 E AndroidRuntime: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807) 08-22 11:10:02.110 1684 2764 W ActivityManager: Force finishing activity org.freedownloadmanager.fdm/.MyActivity
If I call native function seconds ago from start of my process - all works as expected. So, the problem is that my Java code runs BEFORE native functions are registered.
Attachments
Issue Links
- duplicates
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QTBUG-70114 Java native functions registered with a delay
- Reported