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 }