com.seajas.search.profiler.validator.UserValidator.java Source code

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Here is the source code for com.seajas.search.profiler.validator.UserValidator.java

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/**
 * Copyright (C) 2013 Seajas, the Netherlands.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as
 * published by the Free Software Foundation.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.seajas.search.profiler.validator;

import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.validation.Errors;
import org.springframework.validation.Validator;

import com.seajas.search.profiler.model.command.UserCommand;
import com.seajas.search.profiler.service.remoting.RemotingService;

/**
 * User validator.
 * 
 * @author Jasper van Veghel <jasper@seajas.com>
 */
@Component("userValidator")
public class UserValidator implements Validator {
    /**
     * Constants.
     */
    private static final Integer PASSWORD_LENGTH_MINIMUM = 6;

    /**
     * Remoting service.
     */
    @Autowired
    private RemotingService remotingService;

    /**
     * Determine whether this validator supports the command object.
     * 
     * @param klass
     * @return boolean
     */
    @Override
    public boolean supports(final Class<?> klass) {
        return klass.equals(UserCommand.class);
    }

    /**
     * Validate the given command object.
     * 
     * @param command
     * @param errors
     */
    @Override
    public void validate(final Object command, final Errors errors) {
        UserCommand user = (UserCommand) command;

        if (user.getAction().equals("add")) {
            if (StringUtils.isEmpty(user.getFullname()))
                errors.rejectValue("fullname", "users.error.fullname.empty");

            if (StringUtils.isEmpty(user.getUsername()))
                errors.rejectValue("username", "users.error.username.empty");
            else if (remotingService.existsUsername(user.getUsername()))
                errors.rejectValue("username", "users.error.username.invalid");

            if (StringUtils.isEmpty(user.getPassword()))
                errors.rejectValue("password", "users.error.password.empty");
            else if (!user.getPassword().equals(user.getPasswordRepeat()))
                errors.rejectValue("password", "users.error.password.repeat");
            else if (user.getPassword().length() < PASSWORD_LENGTH_MINIMUM)
                errors.rejectValue("password", "users.error.password.length");
        } else if (user.getAction().equals("edit")) {
            if (StringUtils.isEmpty(user.getFullname()))
                errors.rejectValue("fullname", "users.error.fullname.empty");

            if (StringUtils.isEmpty(user.getUsername()))
                errors.rejectValue("username", "users.error.username.empty");
            else if (!user.getUsername().equals(user.getOriginalUsername())
                    && remotingService.existsUsername(user.getUsername()))
                errors.rejectValue("username", "users.error.username.invalid");

            if (!StringUtils.isEmpty(user.getPassword()) && !user.getPassword().equals(user.getPasswordRepeat()))
                errors.rejectValue("password", "users.error.password.repeat");
            else if (!StringUtils.isEmpty(user.getPassword())
                    && user.getPassword().length() < PASSWORD_LENGTH_MINIMUM)
                errors.rejectValue("password", "users.error.password.length");
        }
    }
}