/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.camel.component.cm.validation.constraints;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import com.google.i18n.phonenumbers.NumberParseException;
import com.google.i18n.phonenumbers.PhoneNumberUtil;
import com.google.i18n.phonenumbers.PhoneNumberUtil.PhoneNumberFormat;
import com.google.i18n.phonenumbers.Phonenumber.PhoneNumber;
/**
* Checks that a given character sequence (e.g. string) is a valid E164 formatted phonenumber. https://www.cmtelecom.com/newsroom/how-to-format-international-telephone- numbers
* https://github.com/googlei18n/libphonenumber
*/
public class E164Validator implements ConstraintValidator<E164, String> {
private final PhoneNumberUtil pnu = PhoneNumberUtil.getInstance();
@Override
public void initialize(final E164 constraintAnnotation) {
}
@Override
public boolean isValid(final String value, final ConstraintValidatorContext context) {
if (value == null) {
return false;
}
try {
final PhoneNumber parsingResult = pnu.parse(value, null);
if (!pnu.format(parsingResult, PhoneNumberFormat.E164).equals(value)) {
return false;
}
return true;
} catch (final NumberParseException t) {
// Errors when parsing phonenumber
return false;
}
// CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN
// log.debug("Phone Number: {}", value);
// log.debug("Country code: {}", numberProto.getCountryCode());
// log.debug("National Number: {}", numberProto.getNationalNumber());
// log.debug("E164 format: {}", pnu.format(numberProto,
// PhoneNumberFormat.E164));
}
}