JNIEnv.FinishCreateInstance(Handle, "()V") JNIEnv.StartCreateInstance(GetType(), "()V"), If (GetType() != typeof (MultiDexApplication)) : base(IntPtr.Zero, JniHandleOwnership.DoNotTransfer)
Internal static IntPtr java_class_handle New XAPeerMembers("android/support/multidex/MultiDexApplication", typeof (MultiDexApplication)) Internal static readonly JniPeerMembers _members = Public class MultiDexApplication : Application In the new class file, copy the following code, replacing the namespace Sample with the name of your Xamarin.Android project namespace. In the project's root, create a new class (in the Solution Explorer, right-click in the project, Add. Then, you must create a MultiDexApplication class in your app.
XAMARIN VISUAL STUDIO TUTORIAL ANDROID HOW TO
How to use MultiDex in your Xamarin.Android appįirst, to enable MultiDex in your Xamarin.Android app, go to your project Properties -> Android Options -> Packaging -> Enable Multi-Dex, as in the print screen below: However, if for compatibility reasons the developer wants to support older Android OS, then he/she should use the MultiDex library. If your Android app aims for a minimum SDK version above or equal to API 21 (Android 5.0 Lollipop) it is not necessary to use the MultiDex library, because the OS handles natively the extra. When the app starts loading, it uses an MultiDexApplication class to load the extra. The MultiDex creates extra x files (x, x. To surpass the 65k methods limit in Android versions below API 21, the developers must use the MultiDex support library.
Starting from Android 5.0, the Android OS use ART runtime, which can support more than one.
dex file per APK, limiting to 65,536 methods per APK. dex file can contain up to 65,536 methods (2^16).Īndroid OS versions before Android 5.0 Lollipop (API 21) use the Dalvik runtime, which only supports one. The Android APKs have Dalvik Executable files (.dex) that contain the generated bytecodes compiled from your Java code.
XAMARIN VISUAL STUDIO TUTORIAL ANDROID APK
MultiDex is a library in the Android APK that allows the app to have more than 65,536 methods.
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