Function extractWrapper

lib/jacob-1.20_src/jacob-1.20/jni/SafeArray.cpp:60–72

* extracts the Variant from the int pointer in the java object */

 * extracts the Variant from the int pointer in the java object
 */
VARIANT *extractWrapper(JNIEnv *env, jobject arg)
{
  jclass argClass = env->GetObjectClass(arg);
  jfieldID vf = env->GetFieldID( argClass, V_FLD, "J");
  jlong vnum = env->GetLongField(arg, vf);
  if (vnum != NULL)
  {
      // if vnum is not NULL, then there is a Variant wrapper present
      VARIANT *v = (VARIANT *)vnum;
      return v;
  }
  return NULL;
}

// extract a SAFEARRAY from a SafeArray object
SAFEARRAY *extractSA(JNIEnv *env, jobject arg)