001/*
002 * Copyright 2012-2018 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.docs;
018
019import org.springframework.boot.ExitCodeGenerator;
020import org.springframework.boot.SpringApplication;
021import org.springframework.boot.autoconfigure.SpringBootApplication;
022import org.springframework.context.annotation.Bean;
023
024/**
025 * Example configuration that illustrates the use of {@link ExitCodeGenerator}.
026 *
027 * @author Stephane Nicoll
028 */
029// tag::example[]
030@SpringBootApplication
031public class ExitCodeApplication {
032
033        @Bean
034        public ExitCodeGenerator exitCodeGenerator() {
035                return () -> 42;
036        }
037
038        public static void main(String[] args) {
039                System.exit(SpringApplication
040                                .exit(SpringApplication.run(ExitCodeApplication.class, args)));
041        }
042
043}
044// end::example[]