Method ConvertArg

test-app/runtime/src/main/cpp/JsArgToArrayConverter.cpp:61–401

}

bool JsArgToArrayConverter::ConvertArg(Local<Context> context, const Local<Value> &arg, int index) {
    bool success = false;
    stringstream s;

    JEnv env;

    Type returnType = JType::getClassType(m_return_type);
    auto isolate = context->GetIsolate();

    if (arg.IsEmpty()) {
        s << "Cannot convert empty JavaScript object";
        success = false;
    } else if (arg->IsInt32() && (returnType == Type::Int || returnType == Type::Null)) {
        jint value = arg->Int32Value(context).ToChecked();
        auto javaObject = JType::NewInt(env, value);
        SetConvertedObject(env, index, javaObject);

        success = true;
    } else if (arg->IsNumber() || arg->IsNumberObject()) {
        double d = arg->NumberValue(context).ToChecked();
        int64_t i = (int64_t) d;

        //if returnType isNumber and this check is true, the number we'll try to convert is whole(integer)
        bool isWholeNumber = d == i;

        if (isWholeNumber) {
            jobject obj;

            //if returnType is long it will cast to long
            //if there is no return type specified it will cast to int
            //because default return type is null (ref type)
            if ((INT_MIN <= i) && (i <= INT_MAX) &&
                (returnType == Type::Int || returnType == Type::Null)) {
                obj = JType::NewInt(env, (jint) d);
            } else { /*isLong*/
                obj = JType::NewLong(env, (jlong) d);
            }

            SetConvertedObject(env, index, obj);

            success = true;
        } else {
            jobject obj;

            //if returnType is double it will cast to double
            //if there is no return type specified it will cast to float
            //because default return type is null (ref type)
            if ((FLT_MIN <= d) && (d <= FLT_MAX) &&
                (returnType == Type::Float || returnType == Type::Null)) {
                obj = JType::NewFloat(env, (jfloat) d);
            } else {
                /*isDouble*/
                obj = JType::NewDouble(env, (jdouble) d);
            }

            SetConvertedObject(env, index, obj);

            success = true;