1 /*
2 * Copyright 2006-2010 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 package org.springframework.batch.test;
17
18 import java.util.concurrent.Callable;
19
20 import org.springframework.batch.core.StepExecution;
21 import org.springframework.batch.core.scope.StepScope;
22 import org.springframework.batch.core.scope.context.StepSynchronizationManager;
23
24 /**
25 * Utility class for creating and manipulating {@link StepScope} in unit tests.
26 * This is useful when you want to use the Spring test support and inject
27 * dependencies into your test case that happen to be step scoped in the
28 * application context.
29 *
30 * @author Dave Syer
31 *
32 */
33 public class StepScopeTestUtils {
34
35 public static <T> T doInStepScope(StepExecution stepExecution, Callable<T> callable) throws Exception {
36 try {
37 StepSynchronizationManager.register(stepExecution);
38 return callable.call();
39 }
40 finally {
41 StepSynchronizationManager.close();
42 }
43 }
44
45 }