I have fixed my problem. I forgot to include the Native.h file produced by javah
which includes the extern "C".
Pierre.
Mark Delafranier wrote:
> You will probably have to extern "C" the code in your C++ library. JNI uses C
> calling conventions.
>
> Mark
>
> I hava a problem with JNI.
> I use RedHat 6.1 and jdk1.2.2.
>
> The following code doesn't work
>
> public class Native {
> static {
> System.loadLibrary("Native");
> System.out.println("The Library is loaded...");
> }
>
> public Native() {}
>
> public native void Hello();
>
> public static void main(String [] args) {
> Native n = new Native();
> n.Hello();
> }
> }
>
> Here is the code for Hello() which is compiled to produce libNative.so
>
> #include <iostream.h>
> #include <jni.h>
> JNIEXPORT void JNICALL
> Java_Native_Hello(JNIEnv * env, jobject object)
> {
> cout << "Hello World !" << endl;
> }
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