| 1 | /* |
| 2 | * Copyright 2006-2007 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.scope.context; |
| 18 | |
| 19 | import org.aspectj.lang.annotation.Around; |
| 20 | import org.aspectj.lang.annotation.Aspect; |
| 21 | import org.springframework.batch.core.JobInterruptedException; |
| 22 | import org.springframework.batch.core.Step; |
| 23 | import org.springframework.batch.core.StepExecution; |
| 24 | |
| 25 | /** |
| 26 | * Convenient aspect to wrap a single threaded step execution, where the |
| 27 | * implementation of the {@link Step} is not step scope aware (i.e. not the ones |
| 28 | * provided by the framework). |
| 29 | * |
| 30 | * @author Dave Syer |
| 31 | * |
| 32 | */ |
| 33 | @Aspect |
| 34 | public class StepScopeManager { |
| 35 | |
| 36 | @Around("execution(void org.springframework.batch.core.Step+.execute(*)) && target(step) && args(stepExecution)") |
| 37 | public void execute(Step step, StepExecution stepExecution) throws JobInterruptedException { |
| 38 | StepSynchronizationManager.register(stepExecution); |
| 39 | try { |
| 40 | step.execute(stepExecution); |
| 41 | } |
| 42 | finally { |
| 43 | StepSynchronizationManager.release(); |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | } |