I want to migrate a Project from Unreal Engine 4.7.6 to Version 4.9.
The project uses a modified GameActivity.java and an attached JNIContainer.java which handles Sensordata from Android API and pushes it via JNI to C++.
I put the modified GameActivity.java and my JINContainer.java in /Build/Android/src/com/epicgames/ue4/
but this does not work in Unreal Engine 4.9 anymore. The files get deleted and the log says
MainFrameActions: Packaging (Android (ETC2)): UnrealBuildTool: Cleaning up files based on template dir F:\Unreal Projects\GearVRNavigator 4.9\Build\Android\src\com\YourCompany\GearVRNavigator
MainFrameActions: Packaging (Android (ETC2)): UnrealBuildTool: Cleaning up file F:\Unreal Projects\GearVRNavigator 4.9\Build\Android\src\com\epicgames\ue4\GameActivity.java with path F:\Unreal Projects\GearVRNavigator 4.9\Build\Android\src\com\epicgames\ue4
MainFrameActions: Packaging (Android (ETC2)): UnrealBuildTool: Cleaning up file F:\Unreal Projects\GearVRNavigator 4.9\Build\Android\src\com\epicgames\ue4\JNIContainer.java with path F:\Unreal Projects\GearVRNavigator 4.9\Build\Android\src\com\epicgames\ue4
is there any other way to put modified and own Java files in my project?