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.configuration.support;
18
19 import java.util.Map;
20
21 import org.apache.commons.logging.Log;
22 import org.apache.commons.logging.LogFactory;
23 import org.springframework.batch.core.configuration.JobFactory;
24 import org.springframework.batch.core.configuration.JobRegistry;
25
26 /**
27 * Generic service that can bind and unbind a {@link JobFactory} in a
28 * {@link JobRegistry}.
29 *
30 * @author Dave Syer
31 *
32 */
33 public class JobFactoryRegistrationListener {
34
35 private Log logger = LogFactory.getLog(getClass());
36
37 private JobRegistry jobRegistry;
38
39 /**
40 * Public setter for a {@link JobRegistry} to use for all the bind and
41 * unbind events.
42 *
43 * @param jobRegistry {@link JobRegistry}
44 */
45 public void setJobRegistry(JobRegistry jobRegistry) {
46 this.jobRegistry = jobRegistry;
47 }
48
49 /**
50 * Take the {@link JobFactory} provided and register it with the
51 * {@link JobRegistry}.
52 * @param jobFactory a {@link JobFactory}
53 * @param params not needed by this listener.
54 * @throws Exception if there is a problem
55 */
56 public void bind(JobFactory jobFactory, Map<String, ?> params) throws Exception {
57 logger.info("Binding JobFactory: " + jobFactory.getJobName());
58 jobRegistry.register(jobFactory);
59 }
60
61 /**
62 * Take the {@link JobFactory} provided and unregister it with the
63 * {@link JobRegistry}.
64 * @param jobFactory a {@link JobFactory}
65 * @param params not needed by this listener.
66 * @throws Exception if there is a problem
67 */
68 public void unbind(JobFactory jobFactory, Map<String, ?> params) throws Exception {
69 logger.info("Unbinding JobFactory: " + jobFactory.getJobName());
70 jobRegistry.unregister(jobFactory.getJobName());
71 }
72
73 }