1 package org.apache.maven.plugins.deploy; 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 java.io.File; 23 import java.io.IOException; 24 import java.util.Arrays; 25 import java.util.List; 26 import java.util.Map; 27 28 import org.apache.maven.plugin.MojoExecutionException; 29 import org.sonatype.aether.util.ChecksumUtils; 30 31 /** 32 * A utility class to assist testing. 33 * 34 * @author Benjamin Bentmann 35 * @version $Id$ 36 */ 37 public class Utils 38 { 39 40 public static final List<String> CHECKSUM_ALGORITHMS = Arrays.asList( "MD5", "SHA-1" ); 41 42 /** 43 * Verifies the checksum files in the local repo for the given file. 44 * 45 * @param file The file to verify its checksum with, must not be <code>null</code>. 46 * @throws MojoExecutionException In case the checksums were incorrect. 47 * @throws IOException If the files couldn't be read. 48 */ 49 public static void verifyChecksum( File file ) 50 throws MojoExecutionException, IOException 51 { 52 Map<String, Object> checksums = ChecksumUtils.calc( file, CHECKSUM_ALGORITHMS ); 53 for ( Map.Entry<String, Object> entry : checksums.entrySet() ) 54 { 55 File cksumFile = new File( file + "." + entry.getKey().toLowerCase().replace( "-", "" ) ); 56 String actualChecksum = ChecksumUtils.read( cksumFile ); 57 if ( !actualChecksum.equals( entry.getValue() ) ) 58 { 59 throw new MojoExecutionException( "Incorrect " + entry.getKey() + " checksum for file: " + file ); 60 } 61 } 62 } 63 64 }