RandomUtil.java

package gal.udc.fic.muei.tfm.dap.flipper.service.util;

import org.apache.commons.lang.RandomStringUtils;

/**
 * Utility class for generating random Strings.
 *
 * This file is part of Flipper Open Reverse Image Search.

 Flipper Open Reverse Image Search is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 Flipper Open Reverse Image Search is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with Flipper Open Reverse Image Search.  If not, see <http://www.gnu.org/licenses/>.
 */
public final class RandomUtil {

    private static final int DEF_COUNT = 20;

    private RandomUtil() {
    }

    /**
     * Generates a password.
     *
     * @return the generated password
     */
    public static String generatePassword() {
        return RandomStringUtils.randomAlphanumeric(DEF_COUNT);
    }

    /**
     * Generates an activation key.
     *
     * @return the generated activation key
     */
    public static String generateActivationKey() {
        return RandomStringUtils.randomNumeric(DEF_COUNT);
    }

    /**
    * Generates a reset key.
    *
    * @return the generated reset key
    */
   public static String generateResetKey() {
       return RandomStringUtils.randomNumeric(DEF_COUNT);
   }
}