TestDataGenerator.java example

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/*
 * Copyright 2000-2016 Vaadin Ltd.
 *
 * Licensed 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 com.vaadin.tests.util;

import java.math.BigDecimal;
import java.util.Calendar;
import java.util.Date;
import java.util.EnumSet;
import java.util.Locale;
import java.util.Random;
import java.util.TimeZone;

public class TestDataGenerator {

    final static String[] fnames = { "Peter", "Alice", "Joshua", "Mike",
            "Olivia", "Nina", "Alex", "Rita", "Dan", "Umberto", "Henrik",
            "Rene", "Lisa", "Marge" };
    final static String[] lnames = { "Smith", "Gordon", "Simpson", "Brown",
            "Clavel", "Simons", "Verne", "Scott", "Allison", "Gates", "Rowling",
            "Barks", "Ross", "Schneider", "Tate" };
    final static String cities[] = { "Amsterdam", "Berlin", "Helsinki",
            "Hong Kong", "London", "Luxemburg", "New York", "Oslo", "Paris",
            "Rome", "Stockholm", "Tokyo", "Turku" };
    final static String streets[] = { "4215 Blandit Av.", "452-8121 Sem Ave",
            "279-4475 Tellus Road", "4062 Libero. Av.", "7081 Pede. Ave",
            "6800 Aliquet St.", "P.O. Box 298, 9401 Mauris St.",
            "161-7279 Augue Ave", "P.O. Box 496, 1390 Sagittis. Rd.",
            "448-8295 Mi Avenue", "6419 Non Av.", "659-2538 Elementum Street",
            "2205 Quis St.", "252-5213 Tincidunt St.",
            "P.O. Box 175, 4049 Adipiscing Rd.", "3217 Nam Ave",
            "P.O. Box 859, 7661 Auctor St.", "2873 Nonummy Av.",
            "7342 Mi, Avenue", "539-3914 Dignissim. Rd.",
            "539-3675 Magna Avenue", "Ap #357-5640 Pharetra Avenue",
            "416-2983 Posuere Rd.", "141-1287 Adipiscing Avenue",
            "Ap #781-3145 Gravida St.", "6897 Suscipit Rd.",
            "8336 Purus Avenue", "2603 Bibendum. Av.", "2870 Vestibulum St.",
            "Ap #722 Aenean Avenue", "446-968 Augue Ave",
            "1141 Ultricies Street", "Ap #992-5769 Nunc Street",
            "6690 Porttitor Avenue", "Ap #105-1700 Risus Street",
            "P.O. Box 532, 3225 Lacus. Avenue", "736 Metus Street",
            "414-1417 Fringilla Street", "Ap #183-928 Scelerisque Road",
            "561-9262 Iaculis Avenue" };

    public static String getStreetAddress(Random r) {
        return streets[r.nextInt(streets.length)];
    }

    public static Integer getPostalCode(Random r) {
        int n = r.nextInt(100000);
        if (n < 10000) {
            n += 10000;
        }
        return n;
    }

    public static String getPhoneNumber(Random r) {
        return "+358 02 555 " + r.nextInt(10) + r.nextInt(10) + r.nextInt(10)
                + r.nextInt(10);
    }

    public static String getCity(Random r) {
        return cities[r.nextInt(cities.length)];
    }

    public static String getLastName(Random r) {
        return lnames[r.nextInt(lnames.length)];
    }

    public static String getFirstName(Random r) {
        return fnames[r.nextInt(fnames.length)];
    }

    public static int getAge(Random r) {
        return r.nextInt(100) + 10;
    }

    public static Date getBirthDate(Random r) {
        Calendar c = Calendar.getInstance(TimeZone.getTimeZone("EET"),
                new Locale("FI", "fi"));
        c.setLenient(true);
        c.setTimeInMillis(0);
        c.set(Calendar.YEAR, r.nextInt(100) + 1900);
        c.set(Calendar.MONTH, r.nextInt(12));
        c.set(Calendar.DAY_OF_MONTH, r.nextInt(31));

        return c.getTime();
    }

    public static BigDecimal getSalary(Random r) {
        return new BigDecimal(r.nextInt(80000));
    }

    public static <T extends Enum<T>> T getEnum(Class<T> class1, Random r) {
        EnumSet<T> foo = EnumSet.allOf(class1);
        return (T) foo.toArray()[r.nextInt(foo.size() - 1)];
    }
}