| 1 | /* |
| 2 | * Copyright 2006-2009 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.test; |
| 18 | |
| 19 | import java.util.ArrayList; |
| 20 | import java.util.List; |
| 21 | |
| 22 | import org.springframework.batch.core.JobExecution; |
| 23 | import org.springframework.batch.core.StepExecution; |
| 24 | import org.springframework.batch.item.ExecutionContext; |
| 25 | |
| 26 | /** |
| 27 | * Convenience class for accessing {@link ExecutionContext} values from job and |
| 28 | * step executions. |
| 29 | * |
| 30 | * @author Dave Syer |
| 31 | * @since 2.1.4 |
| 32 | * |
| 33 | */ |
| 34 | public class ExecutionContextTestUtils { |
| 35 | |
| 36 | @SuppressWarnings("unchecked") |
| 37 | public static <T> T getValueFromJob(JobExecution jobExecution, String key) { |
| 38 | return (T) jobExecution.getExecutionContext().get(key); |
| 39 | } |
| 40 | |
| 41 | public static <T> T getValueFromStepInJob(JobExecution jobExecution, String stepName, String key) { |
| 42 | StepExecution stepExecution = null; |
| 43 | List<String> stepNames = new ArrayList<String>(); |
| 44 | for (StepExecution candidate : jobExecution.getStepExecutions()) { |
| 45 | String name = candidate.getStepName(); |
| 46 | stepNames.add(name); |
| 47 | if (name.equals(stepName)) { |
| 48 | stepExecution = candidate; |
| 49 | } |
| 50 | } |
| 51 | if (stepExecution == null) { |
| 52 | throw new IllegalArgumentException("No such step in this job execution: " + stepName + " not in " |
| 53 | + stepNames); |
| 54 | } |
| 55 | @SuppressWarnings("unchecked") |
| 56 | T result = (T) stepExecution.getExecutionContext().get(key); |
| 57 | return result; |
| 58 | } |
| 59 | |
| 60 | @SuppressWarnings("unchecked") |
| 61 | public static <T> T getValueFromStep(StepExecution stepExecution, String key) { |
| 62 | return (T) stepExecution.getExecutionContext().get(key); |
| 63 | } |
| 64 | |
| 65 | } |