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 import javax.annotation.concurrent.NotThreadSafe;
23
24 /**
25 * The CachedWebDataSource Service Loader. This class loads all services that
26 * implement {@link org.owasp.dependencycheck.data.update.CachedWebDataSource}.
27 *
28 * @author Jeremy Long
29 */
30 @NotThreadSafe
31 public class UpdateService {
32
33 /**
34 * the service loader for CachedWebDataSource.
35 */
36 private final ServiceLoader<CachedWebDataSource> loader;
37
38 /**
39 * Creates a new instance of UpdateService.
40 *
41 * @param classLoader the ClassLoader to use when dynamically loading
42 * Analyzer and Update services
43 */
44 public UpdateService(ClassLoader classLoader) {
45 loader = ServiceLoader.load(CachedWebDataSource.class, classLoader);
46 }
47
48 /**
49 * Returns an Iterator for all instances of the CachedWebDataSource
50 * interface.
51 *
52 * @return an iterator of CachedWebDataSource.
53 */
54 public Iterator<CachedWebDataSource> getDataSources() {
55 return loader.iterator();
56 }
57 }