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;
018
019/**
020 * Strategy interface that can be used to provide a mapping between exceptions and exit
021 * codes.
022 *
023 * @author Phillip Webb
024 * @since 1.3.2
025 */
026@FunctionalInterface
027public interface ExitCodeExceptionMapper {
028
029        /**
030         * Returns the exit code that should be returned from the application.
031         * @param exception the exception causing the application to exit
032         * @return the exit code or {@code 0}.
033         */
034        int getExitCode(Throwable exception);
035
036}