001/*
002 * Copyright 2012-2017 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.autoconfigure.mail;
018
019import javax.annotation.PostConstruct;
020import javax.mail.MessagingException;
021
022import org.springframework.boot.autoconfigure.AutoConfigureAfter;
023import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
024import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
025import org.springframework.boot.autoconfigure.condition.ConditionalOnSingleCandidate;
026import org.springframework.context.annotation.Configuration;
027import org.springframework.mail.javamail.JavaMailSenderImpl;
028
029/**
030 * {@link EnableAutoConfiguration Auto configuration} for testing mail service
031 * connectivity on startup.
032 *
033 * @author Eddú Meléndez
034 * @author Stephane Nicoll
035 * @since 1.3.0
036 */
037@Configuration
038@AutoConfigureAfter(MailSenderAutoConfiguration.class)
039@ConditionalOnProperty(prefix = "spring.mail", value = "test-connection")
040@ConditionalOnSingleCandidate(JavaMailSenderImpl.class)
041public class MailSenderValidatorAutoConfiguration {
042
043        private final JavaMailSenderImpl mailSender;
044
045        public MailSenderValidatorAutoConfiguration(JavaMailSenderImpl mailSender) {
046                this.mailSender = mailSender;
047        }
048
049        @PostConstruct
050        public void validateConnection() {
051                try {
052                        this.mailSender.testConnection();
053                }
054                catch (MessagingException ex) {
055                        throw new IllegalStateException("Mail server is not available", ex);
056                }
057        }
058
059}