standard-examples/src/main/java/org/apache/taglibs/standard/examples/beans/Customers.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.taglibs.standard.examples.beans;

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Collection;
import java.util.Date;
import java.util.Vector;

/**
 * Customers Datastore.
 *
 * @author Pierre Delisle
 */

public class Customers {

    //*********************************************************************
    // Instance variables

    private static Vector customers = new Vector();
    private static int nextSeqNo = 0;

    //*********************************************************************
    // Datastore operations

    public static void create(
            String lastName,
            String firstName,
            String birthDate,
            String line1,
            String line2,
            String city,
            String state,
            String zip,
            String country) {
        create(lastName, firstName, birthDate, line1, line2, city, state, zip,
                country, null, null);
    }

    /**
     * Create new customer
     */
    public static void create(
            String lastName,
            String firstName,
            String birthDate,
            String line1,
            String line2,
            String city,
            String state,
            String zip,
            String country,
            String phoneHome,
            String phoneCell) {
        Customer customer =
                new Customer(++nextSeqNo, lastName, firstName,
                        genDate(birthDate), genAddress(line1, line2, city, state, zip, country),
                        phoneHome, phoneCell);
        customers.add(customer);
    }

    /**
     * Find all customers
     */
    public static Collection findAll() {
        return customers;
    }

    //*********************************************************************
    // Utility methods

    private static Date genDate(String dateString) {
        DateFormat df = new SimpleDateFormat("M/d/y");
        Date date;
        try {
            date = df.parse(dateString);
        } catch (Exception ex) {
            date = null;
        }
        return date;
    }

    private static Address genAddress(String line1, String line2, String city,
                                      String state, String zip, String country) {
        return new Address(line1, line2, city, state, zip, country);
    }
}