Pass C++ jintArray to C# function

Question

i have C# dll which has a function

public static Int32[] remDup(Int32[] dArray){
   return dArray.Distinct().toArray();
}

i have jni function for this

JNIEXPORT remDup..... ( jintArray dupArray){
    // from java call i get dupArray
    CsharpDLL::CSharpClass::remDup(/*pass an int32 array */)
}

i have java function which calls below function using jni

  remDup (Int[] array)

i m calling C# DLL from Java using C++ wrapper... i have already spent half of the day to find out to pass jIntArray to C# dll function ... but no success.. with complete R&D as much as i can doo..

differet techniques

i.e array<System::Int32^)^ array, Marshal techniques but still unable to pass array from C++ (JintArray) to C# DLL .. plz help or guide

Answer 1

A solution is to create a new cli::array of the size of your jintArray and then use a for to set all elements to the new array and pass that to c# function.