1 | /* |
2 | * Copyright 2006-2013 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.support; |
17 | |
18 | import org.springframework.batch.core.Job; |
19 | import org.springframework.batch.core.configuration.JobFactory; |
20 | |
21 | /** |
22 | * A {@link JobFactory} that just keeps a reference to a {@link Job}. It never |
23 | * modifies its {@link Job}. |
24 | * |
25 | * @author Dave Syer |
26 | * |
27 | */ |
28 | public class ReferenceJobFactory implements JobFactory { |
29 | |
30 | private Job job; |
31 | |
32 | /** |
33 | * @param job the {@link Job} to return from {@link #createJob()}. |
34 | */ |
35 | public ReferenceJobFactory(Job job) { |
36 | this.job = job; |
37 | } |
38 | |
39 | /** |
40 | * Just return the instance passed in on initialization. |
41 | * |
42 | * @see JobFactory#createJob() |
43 | */ |
44 | @Override |
45 | public final Job createJob() { |
46 | return job; |
47 | } |
48 | |
49 | /** |
50 | * Just return the name of instance passed in on initialization. |
51 | * |
52 | * @see JobFactory#getJobName() |
53 | */ |
54 | @Override |
55 | public String getJobName() { |
56 | return job.getName(); |
57 | } |
58 | |
59 | } |