#include "CleanupReference.h"

/*
  gcc -I$JAVA_HOME/include -I$JAVA_HOME/include/linux -shared -fPIC -g CleanupReference.c -o libCleanupReference.so
*/

JNIEXPORT jobject JNICALL Java_jp_nminoru_ref_CleanupReference_get(JNIEnv* env, jobject self) {
  jclass clazz = (*env)->GetObjectClass(env, self);
  jfieldID field = (*env)->GetFieldID(env, clazz, "referent", "Ljava/lang/Object;");

  if (field) {
    return (*env)->GetObjectField(env, self, field);
  }

  return 0;
}