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.spi.connector.checksum;
20
21 import static java.util.Objects.requireNonNull;
22
23 /**
24 * Support class for {@link ChecksumAlgorithmFactory} implementations.
25 *
26 * @since 1.8.0
27 */
28 public abstract class ChecksumAlgorithmFactorySupport implements ChecksumAlgorithmFactory {
29 private final String name;
30
31 private final String fileExtension;
32
33 public ChecksumAlgorithmFactorySupport(String name, String fileExtension) {
34 this.name = requireNonNull(name);
35 this.fileExtension = requireNonNull(fileExtension);
36 }
37
38 /**
39 * Returns the algorithm name, usually used as key, never {@code null} value.
40 */
41 @Override
42 public String getName() {
43 return name;
44 }
45
46 /**
47 * Returns the file extension to be used for given checksum algorithm (without leading dot), never {@code null}.
48 */
49 @Override
50 public String getFileExtension() {
51 return fileExtension;
52 }
53 }