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1   /*
2    * Copyright 2012-2013 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  package org.springframework.batch.core.configuration.annotation;
17  
18  import org.springframework.batch.core.repository.JobRepository;
19  import org.springframework.batch.core.step.builder.StepBuilder;
20  import org.springframework.transaction.PlatformTransactionManager;
21  
22  /**
23   * Convenient factory for a {@link StepBuilder} which sets the {@link JobRepository} and
24   * {@link PlatformTransactionManager} automatically.
25   * 
26   * @author Dave Syer
27   * 
28   */
29  public class StepBuilderFactory {
30  
31  	private JobRepository jobRepository;
32  
33  	private PlatformTransactionManager transactionManager;
34  
35  	public StepBuilderFactory(JobRepository jobRepository, PlatformTransactionManager transactionManager) {
36  		this.jobRepository = jobRepository;
37  		this.transactionManager = transactionManager;
38  	}
39  
40  	/**
41  	 * Creates a step builder and initializes its job repository and transaction manager. Note that if the builder is
42  	 * used to create a @Bean definition then the name of the step and the bean name might be different.
43  	 * 
44  	 * @param name the name of the step
45  	 * @return a step builder
46  	 */
47  	public StepBuilder get(String name) {
48  		StepBuilder builder = (StepBuilder) new StepBuilder(name).repository(jobRepository).transactionManager(
49  				transactionManager);
50  		return builder;
51  	}
52  
53  }