PhoneConstraintValidator.java

/**
 * Copyright 2014 University of Chicago
 *
 * 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.
 *
 * Author: Daniel Yu <danielyu@uchicago.edu>
 */

package edu.uchicago.duo.validator;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;

public class PhoneConstraintValidator implements ConstraintValidator<PhoneConstraint, String> {

	
	@Override
	public void initialize(PhoneConstraint String) { }

	@Override
	public boolean isValid(String phoneField, ConstraintValidatorContext cxt) {
		if(phoneField == null) {
			return false;
		}
		return phoneField.matches("[0-9()\\-\\+]*");
	}

}