ResourceJobSchedulingDataProcessor


1   /*
2    * Copyright 2002-2005 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.scheduling.quartz;
18  
19  import java.io.IOException  ;
20  import java.io.InputStream  ;
21  
22  import org.quartz.xml.JobSchedulingDataProcessor;
23  
24  import org.springframework.context.ResourceLoaderAware;
25  import org.springframework.core.io.DefaultResourceLoader;
26  import org.springframework.core.io.ResourceLoader;
27  import org.springframework.scheduling.SchedulingException;
28  
29  /**
30   * Subclass of Quartz' JobSchedulingDataProcessor that considers
31   * given filenames as Spring resource locations.
32   *
33   * @author Juergen Hoeller
34   * @since 1.1
35   * @see org.springframework.core.io.ResourceLoader
36   */
37  public class ResourceJobSchedulingDataProcessor extends JobSchedulingDataProcessor
38      implements ResourceLoaderAware {
39  
40      private ResourceLoader resourceLoader = new DefaultResourceLoader();
41  
42  
43      public void setResourceLoader(ResourceLoader resourceLoader) {
44          this.resourceLoader = (resourceLoader != null ? resourceLoader : new DefaultResourceLoader());
45      }
46  
47  
48      protected InputStream   getInputStream(String   fileName) {
49          try {
50              return this.resourceLoader.getResource(fileName).getInputStream();
51          }
52          catch (IOException   ex) {
53              throw new SchedulingException("Could not load job scheduling data XML file", ex);
54          }
55      }
56  
57  }
58
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