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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.jdk;
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  import org.slf4j.Logger;
32  import org.slf4j.LoggerFactory;
33  
34  import static java.util.Objects.requireNonNull;
35  
36  /**
37   * JDK Transport factory: on Java 8 it is defunct.
38   *
39   * @since 2.0.0
40   */
41  @Named(JdkTransporterFactory.NAME)
42  public final class JdkTransporterFactory implements HttpTransporterFactory {
43      public static final String NAME = "jdk";
44  
45      private static final Logger LOGGER = LoggerFactory.getLogger(JdkTransporterFactory.class);
46  
47      private float priority = 10.0f;
48  
49      @Inject
50      public JdkTransporterFactory(ChecksumExtractor checksumExtractor, PathProcessor pathProcessor) {
51          // this is to equalize all Java version constructors to be same, so Supplier could work across all versions
52      }
53  
54      @Override
55      public float getPriority() {
56          return priority;
57      }
58  
59      public JdkTransporterFactory setPriority(float priority) {
60          this.priority = priority;
61          return this;
62      }
63  
64      @Override
65      public HttpTransporter newInstance(RepositorySystemSession session, RemoteRepository repository)
66              throws NoTransporterException {
67          requireNonNull(session, "session cannot be null");
68          requireNonNull(repository, "repository cannot be null");
69  
70          LOGGER.debug("Needs Java11+ to function");
71          throw new NoTransporterException(repository, "JDK Transport needs Java11+");
72      }
73  }