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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.apache;
20  
21  import javax.inject.Inject;
22  import javax.inject.Named;
23  
24  import org.eclipse.aether.RepositorySystemSession;
25  import org.eclipse.aether.repository.RemoteRepository;
26  import org.eclipse.aether.spi.connector.transport.http.ChecksumExtractor;
27  import org.eclipse.aether.spi.connector.transport.http.HttpTransporter;
28  import org.eclipse.aether.spi.connector.transport.http.HttpTransporterFactory;
29  import org.eclipse.aether.spi.io.PathProcessor;
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(ApacheTransporterFactory.NAME)
39  public final class ApacheTransporterFactory implements HttpTransporterFactory {
40      public static final String NAME = "apache";
41  
42      private float priority = 5.0f;
43  
44      private final ChecksumExtractor checksumExtractor;
45  
46      private final PathProcessor pathProcessor;
47  
48      @Inject
49      public ApacheTransporterFactory(ChecksumExtractor checksumExtractor, PathProcessor pathProcessor) {
50          this.checksumExtractor = requireNonNull(checksumExtractor, "checksumExtractor");
51          this.pathProcessor = requireNonNull(pathProcessor, "pathProcessor");
52      }
53  
54      @Override
55      public float getPriority() {
56          return priority;
57      }
58  
59      /**
60       * Sets the priority of this component.
61       *
62       * @param priority The priority.
63       * @return This component for chaining, never {@code null}.
64       */
65      public ApacheTransporterFactory setPriority(float priority) {
66          this.priority = priority;
67          return this;
68      }
69  
70      @Override
71      public HttpTransporter newInstance(RepositorySystemSession session, RemoteRepository repository)
72              throws NoTransporterException {
73          requireNonNull(session, "session cannot be null");
74          requireNonNull(repository, "repository cannot be null");
75  
76          return new ApacheTransporter(repository, session, checksumExtractor, pathProcessor);
77      }
78  }