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[]