com.xpeppers.phonedirectory.validator.PhoneDirectoryValidator.java Source code

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Here is the source code for com.xpeppers.phonedirectory.validator.PhoneDirectoryValidator.java

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/*
 * =============================================================================
 *
 *   Copyright (c) 2014, fumandito@gmail.com
 *
 *   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.xpeppers.phonedirectory.validator;

import com.googlecode.flyway.core.util.StringUtils;
import com.xpeppers.phonedirectory.domain.PhoneDirectory;
import com.xpeppers.phonedirectory.utils.ErrorMessage;
import com.xpeppers.phonedirectory.utils.ValidationResponse;
import org.springframework.stereotype.Component;

@Component
public class PhoneDirectoryValidator {
    private static final String REGEX = "^[+](\\d+)(\\s)(\\d+)(\\s)(\\d{6,})+$";

    public ValidationResponse validate(PhoneDirectory model) {
        ValidationResponse validationResponse = new ValidationResponse();
        validationResponse.setStatus(ValidationStatus.SUCCESS);

        rejectIfEmptyOrWhitespace("firstName", model.getFirstName(), validationResponse);
        rejectIfEmptyOrWhitespace("lastName", model.getLastName(), validationResponse);
        rejectIfEmptyOrWhitespace("phoneNumber", model.getPhoneNumber(), validationResponse);
        validatePhoneNumberFormat(model.getPhoneNumber(), validationResponse);

        return validationResponse;
    }

    private static void rejectIfEmptyOrWhitespace(String field, String value,
            ValidationResponse validationResponse) {
        if (!StringUtils.hasText(value)) {
            validationResponse.setStatus(ValidationStatus.FAIL);
            validationResponse.getErrorMessages().add(new ErrorMessage(field, "'" + field + "' must not be empty"));
        }
    }

    private static void validatePhoneNumberFormat(String phoneNumber, ValidationResponse validationResponse) {
        if (!validationResponse.hasErrors() && !phoneNumber.matches(REGEX)) {
            validationResponse.setStatus(ValidationStatus.FAIL);
            validationResponse.getErrorMessages()
                    .add(new ErrorMessage("phoneNumber", "Incorrect format for Phone number. "
                            + "Format must be: +39 02 1234567, but has been find: " + phoneNumber));
        }
    }

}