View Javadoc
1   /*
2    * This file is part of dependency-check-core.
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   * Copyright (c) 2012 Jeremy Long. All Rights Reserved.
17   */
18  package org.owasp.dependencycheck.data.update;
19  
20  import java.util.Iterator;
21  import java.util.ServiceLoader;
22  
23  /**
24   * The CachedWebDataSource Service Loader. This class loads all services that implement
25   * org.owasp.dependencycheck.data.update.CachedWebDataSource.
26   *
27   * @author Jeremy Long
28   */
29  public class UpdateService {
30  
31      /**
32       * the service loader for CachedWebDataSource.
33       */
34      private final ServiceLoader<CachedWebDataSource> loader;
35  
36      /**
37       * Creates a new instance of UpdateService.
38       *
39       * @param classLoader the ClassLoader to use when dynamically loading Analyzer and Update services
40       */
41      public UpdateService(ClassLoader classLoader) {
42          loader = ServiceLoader.load(CachedWebDataSource.class, classLoader);
43      }
44  
45      /**
46       * Returns an Iterator for all instances of the CachedWebDataSource interface.
47       *
48       * @return an iterator of CachedWebDataSource.
49       */
50      public Iterator<CachedWebDataSource> getDataSources() {
51          return loader.iterator();
52      }
53  }