io.zonky.test.db.util.RandomStringUtils Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of embedded-database-spring-test Show documentation

A library for creating isolated embedded databases for Spring-powered integration tests.

The newest version!

/*
 * Copyright 2021 the original author or authors.
 *
 * 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 io.zonky.test.db.util;

import java.util.concurrent.ThreadLocalRandom;

public class RandomStringUtils {

    private RandomStringUtils() {}

    public static String randomAlphabetic(int length) {
        int leftLimit = 97; // letter 'a'
        int rightLimit = 122; // letter 'z'
        ThreadLocalRandom random = ThreadLocalRandom.current();
        return random.ints(leftLimit, rightLimit + 1)
                .limit(length)
                .collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
                .toString();
    }
}