View Javadoc
1   package org.eclipse.aether.spi.connector.checksum;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import static java.util.Objects.requireNonNull;
23  
24  /**
25   * Support class for {@link ChecksumAlgorithmFactory} implementations.
26   *
27   * @since 1.8.0
28   */
29  public abstract class ChecksumAlgorithmFactorySupport
30      implements ChecksumAlgorithmFactory
31  {
32      private final String name;
33  
34      private final String fileExtension;
35  
36      public ChecksumAlgorithmFactorySupport( String name, String fileExtension )
37      {
38          this.name = requireNonNull( name );
39          this.fileExtension = requireNonNull( fileExtension );
40      }
41  
42      /**
43       * Returns the algorithm name, usually used as key, never {@code null} value.
44       */
45      @Override
46      public String getName()
47      {
48          return name;
49      }
50  
51      /**
52       * Returns the file extension to be used for given checksum algorithm (without leading dot), never {@code null}.
53       */
54      @Override
55      public String getFileExtension()
56      {
57          return fileExtension;
58      }
59  }