Test case for throwing an exception in Java and catching it in C++

unholy.cc

/* Derived from the example at
 *   http://gcc.gnu.org/onlinedocs/gcj/Invocation.html
 * 
 * Compile using:
 *  /usr/local/bin/g++ -c unholy.cc
 *  /usr/local/bin/gcj -lstdc++ unholy.o -o unholy
 */

#pragma GCC java_exceptions

#include <gcj/cni.h>

#include <java/io/PrintStream.h>
#include <java/lang/Integer.h>
#include <java/lang/String.h>
#include <java/lang/System.h>
#include <java/lang/Throwable.h>

#include <iostream>

using namespace std;

int main(int argc, char** argv)
{
    try {
        JvCreateJavaVM(NULL);
        JvAttachCurrentThread(NULL, NULL);
        
        java::lang::String *n = JvNewStringLatin1("23skidoo");
        JvInitClass(&java::lang::Integer::class$);
        java::lang::Integer::parseInt(n);
        
        JvDetachCurrentThread();
    }
    catch (java::lang::Throwable* t_p) {
        cerr << "Unhandled Java Exception:" << endl;
        t_p->printStackTrace();
    }
}