// from // http://stackoverflow.com/questions/5606338/cast-primitive-type-array-into-object-array-in-java private static Object[] toObjectArray(Object val) { if (val instanceof Object[]) return (Object[]) val; int arrayLength = java.lang.reflect.Array.getLength(val); Object[] outputArray = new Object[arrayLength]; for (int i = 0; i < arrayLength; ++i) { outputArray[i] = java.lang.reflect.Array.get(val, i); } return outputArray; }