1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.eclipse.aether.transport.http;
20
21 import javax.inject.Inject;
22 import javax.inject.Named;
23
24 import java.util.Map;
25
26 import org.eclipse.aether.RepositorySystemSession;
27 import org.eclipse.aether.repository.RemoteRepository;
28 import org.eclipse.aether.spi.connector.transport.Transporter;
29 import org.eclipse.aether.spi.connector.transport.TransporterFactory;
30 import org.eclipse.aether.transfer.NoTransporterException;
31
32 import static java.util.Objects.requireNonNull;
33
34 /**
35 * A transporter factory for repositories using the {@code http:} or {@code https:} protocol. The provided transporters
36 * support uploads to WebDAV servers and resumable downloads.
37 */
38 @Named(HttpTransporterFactory.NAME)
39 public final class HttpTransporterFactory implements TransporterFactory {
40 public static final String NAME = "http";
41
42 private float priority = 5.0f;
43
44 private final Map<String, ChecksumExtractor> extractors;
45
46 /**
47 * Creates an (uninitialized) instance of this transporter factory. <em>Note:</em> In case of manual instantiation
48 * by clients, the new factory needs to be configured via its various mutators before first use or runtime errors
49 * will occur.
50 */
51 @Inject
52 public HttpTransporterFactory(Map<String, ChecksumExtractor> extractors) {
53 this.extractors = requireNonNull(extractors);
54 }
55
56 @Override
57 public float getPriority() {
58 return priority;
59 }
60
61 /**
62 * Sets the priority of this component.
63 *
64 * @param priority The priority.
65 * @return This component for chaining, never {@code null}.
66 */
67 public HttpTransporterFactory setPriority(float priority) {
68 this.priority = priority;
69 return this;
70 }
71
72 @Override
73 public Transporter newInstance(RepositorySystemSession session, RemoteRepository repository)
74 throws NoTransporterException {
75 requireNonNull(session, "session cannot be null");
76 requireNonNull(repository, "repository cannot be null");
77
78 return new HttpTransporter(extractors, repository, session);
79 }
80 }