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limpoxe avatar limpoxe commented on August 18, 2024

more detail

from android-plugin-framework.

goatatop avatar goatatop commented on August 18, 2024

java.lang.ClassCastException: AAAA cannot be cast to AAAA

at android.app.LoadedApk$ServiceDispatcher.doConnected(LoadedApk.java:1223)
at android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1240)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)

from android-plugin-framework.

limpoxe avatar limpoxe commented on August 18, 2024

这是因为在插件生命周期之外持有了插件对象的引用。就像内容泄露一样。这种情况框架感知不到。所以在热更新的时候这些引用清理不了。举个简单例子:宿主Activity中定义了一个成员变量,指向了插件中的一个对象。然后插件热更新完成后,这个宿主的Activity中的那个成员变量仍然是指向上个版本插件中的对象。这种情况框架是探测不到的。所以应该尽可能将插件当成整体功能使用,而不是看做成代码片段来使用。

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goatatop avatar goatatop commented on August 18, 2024

@limpoxe 所以我现在做的这种只取代码片段的插件化其实是违背的初衷了么,或者说或许我应该换种方案去实现嘛= =

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limpoxe avatar limpoxe commented on August 18, 2024

也不能说完全是违背初衷。我说的是尽可能的自律和绕行、使用标准的app之间的交互方式进行交互。但是不排除实际的场景中确实有特殊需求。所以框架中才会提供对控件级插件、fragment插件以及local service的支持。但是对这几种用法,也是要求尽可能不要在宿主中直接访问和获取这些对象。而是仅仅在宿主中提供一个显示区域而已,其他的东西全部收敛在插件组件内。如果确实要发生交叉访问,也尽量使用消息来解藕。

from android-plugin-framework.

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