001/*
002 * Copyright 2013 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 *      https://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.batch.core.scope.context;
018
019import org.aspectj.lang.annotation.Around;
020import org.aspectj.lang.annotation.Aspect;
021import org.springframework.batch.core.Job;
022import org.springframework.batch.core.JobExecution;
023
024/**
025 * Convenient aspect to wrap a single threaded job execution, where the
026 * implementation of the {@link Job} is not job scope aware (i.e. not the ones
027 * provided by the framework).
028 *
029 * @author Dave Syer
030 * @author Jimmy Praet
031 * @since 3.0
032 */
033@Aspect
034public class JobScopeManager {
035
036        @Around("execution(void org.springframework.batch.core.Job+.execute(*)) && target(job) && args(jobExecution)")
037        public void execute(Job job, JobExecution jobExecution) {
038                JobSynchronizationManager.register(jobExecution);
039                try {
040                        job.execute(jobExecution);
041                }
042                finally {
043                        JobSynchronizationManager.release();
044                }
045        }
046
047}