/**
 * Copyright (c) 2001, Keith Wong
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
 * and associated documentation files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
 * is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or
 * substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package mypackage;

import java.sql.Date;
import java.util.HashMap;
import java.util.Collection;

/**
 * This class holds all the customer functions.
 *
 * @author Keith Wong
 */
public class CustomerDomain
{
	/**
	 * This is a stub variable, in a real application you would retrieve
	 * these details from a database or some permanent data store.
	 */
	private static HashMap m_hmCustomers = new HashMap();

	static
	{
		// this is for code is for the sole purpose of the example
		// we are going to retrieve customers from this hash-map, not a database
		m_hmCustomers.put(new Long(1),
						new Customer(1,
						"01",
						"John",
						"Jackson",
						new Date(77, 5, 12),
						"M",
						"1 Bond St",
						"2000",
						"Sydney",
						"New South Wales",
						true,
						"(02) 9765 1233",
						"john_jackson@hotmail.com"));

		m_hmCustomers.put(new Long(2),
						new Customer(2,
						"02",
						"Jossie",
						"Graham",
						new Date(73, 2, 24),
						"F",
						"2 Pitt St",
						"2000",
						"Sydney",
						"New South Wales",
						true,
						"(02) 9344 1255",
						"jossieg@yahoo.com"));

		m_hmCustomers.put(new Long(3),
						new Customer(3,
						"01",
						"Paul",
						"Peterson",
						new Date(64, 10, 2),
						"M",
						"5 George St",
						"2000",
						"Sydney",
						"New South Wales",
						true,
						"(02) 9988 1122",
						"paulpeterson@mail.com"));

	} // end static block

	/**
	 * Retrieves a Customer from the database given the primary key.
	 * @param	lCustomerId	the primary key
	 * @return	the Customer object
	 */
	public static final Customer retrieveCustomerDetails(long lCustomerId)
	{
		// stub implementation... just retrieves from the hash map!
		return (Customer)m_hmCustomers.get(new Long(lCustomerId));
	} // end retrieveCustomerDetails

	/**
	 * Retrieves all the Customers from the database.
	 * @return	a collection of Customer objects
	 */
	public static Collection retrieveAllCustomers()
	{
		// stub implementation... just retrieves from the hash map!
		return m_hmCustomers.values();
	} // end retrieveAllCustomers

	/**
	 * Saves the customer details.
	 * @param	objCustomer	the new customer details
	 */
	public static void saveCustomerDetails(Customer objCustomer)
	{
		m_hmCustomers.put(objCustomer.getCustomerId(), objCustomer);
	} // end saveCustomerDetails

} // end class