| 1 | /* |
| 2 | * Copyright 2006-2013 the original author or authors. |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.springframework.batch.core.step.tasklet; |
| 18 | |
| 19 | import java.util.Map; |
| 20 | |
| 21 | import org.springframework.batch.core.ExitStatus; |
| 22 | import org.springframework.util.Assert; |
| 23 | |
| 24 | /** |
| 25 | * Maps exit codes to {@link org.springframework.batch.core.ExitStatus} |
| 26 | * according to injected map. The injected map is required to contain a value |
| 27 | * for 'else' key, this value will be returned if the injected map |
| 28 | * does not contain value for the exit code returned by the system process. |
| 29 | * |
| 30 | * @author Robert Kasanicky |
| 31 | */ |
| 32 | public class ConfigurableSystemProcessExitCodeMapper implements SystemProcessExitCodeMapper { |
| 33 | |
| 34 | public static final String ELSE_KEY = "else"; |
| 35 | |
| 36 | private Map<Object, ExitStatus> mappings; |
| 37 | |
| 38 | @Override |
| 39 | public ExitStatus getExitStatus(int exitCode) { |
| 40 | ExitStatus exitStatus = mappings.get(exitCode); |
| 41 | if (exitStatus != null) { |
| 42 | return exitStatus; |
| 43 | } else { |
| 44 | return mappings.get(ELSE_KEY); |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * @param mappings <code>Integer</code> exit code keys to |
| 50 | * {@link org.springframework.batch.core.ExitStatus} values. |
| 51 | */ |
| 52 | public void setMappings(Map<Object, ExitStatus> mappings) { |
| 53 | Assert.notNull(mappings.get(ELSE_KEY)); |
| 54 | this.mappings = mappings; |
| 55 | } |
| 56 | |
| 57 | } |