public static void main(String[] args) throws Exception {
HashMap map = new HashMap();
// map.put("hibernate.show_sql", "true");
EntityManagerFactory factory = Persistence.createEntityManagerFactory("titan", map);
EntityManager entityManager = factory.createEntityManager();
entityManager.getTransaction().begin();
try {
System.out.println("Initialize DB");
InitializeDB.initialize(entityManager);
System.out.println();
System.out.println();
System.out.println("Find Bill Burke by named parameter");
Customer cust = findCustomerByNamedParameter(entityManager, "Bill", "Burke");
System.out.println("Bill Burke's cust id: " + cust.getId());
System.out.println();
System.out.println();
System.out.println("Find Gavin King by indexed parameter");
cust = findCustomerByIndexedParameter(entityManager, "Gavin", "King");
System.out.println("Gavin King's cust id: " + cust.getId());
System.out.println();
System.out.println();
System.out.println("Output all customers via paging");
List results;
int first = 0;
int max = 2;
do {
results = getCustomers(entityManager, max, first);
Iterator it = results.iterator();
while (it.hasNext()) {
Customer c = (Customer) it.next();
System.out.println(c.getFirstName() + " " + c.getLastName());
}
entityManager.clear();
first = first + results.size();
} while (results.size() > 0);
} finally {
entityManager.getTransaction().commit();
entityManager.close();
factory.close();
}
}
