| package org.apache.maven.plugin.surefire.booterclient; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import org.apache.maven.artifact.Artifact; |
| import org.apache.maven.artifact.repository.ArtifactRepository; |
| |
| import java.io.File; |
| import java.security.MessageDigest; |
| import java.security.NoSuchAlgorithmException; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import static java.nio.charset.StandardCharsets.ISO_8859_1; |
| |
| /** |
| * @author Kristian Rosenvold |
| */ |
| public class ChecksumCalculator |
| { |
| private static final String HEX = "0123456789ABCDEF"; |
| |
| private final List<Object> checksumItems = new ArrayList<>(); |
| |
| private void appendObject( Object item ) |
| { |
| checksumItems.add( item ); |
| } |
| |
| public void add( boolean value ) |
| { |
| checksumItems.add( value ); |
| } |
| |
| public void add( int value ) |
| { |
| checksumItems.add( value ); |
| } |
| |
| public void add( double value ) |
| { |
| checksumItems.add( value ); |
| } |
| |
| public void add( Map<?, ?> map ) |
| { |
| if ( map != null ) |
| { |
| appendObject( map.toString() ); |
| } |
| } |
| |
| public void add( String string ) |
| { |
| appendObject( string ); |
| } |
| |
| public void add( File workingDirectory ) |
| { |
| appendObject( workingDirectory ); |
| } |
| |
| public void add( ArtifactRepository localRepository ) |
| { |
| appendObject( localRepository ); |
| } |
| |
| public void add( List<?> items ) |
| { |
| if ( items != null ) |
| { |
| for ( Object item : items ) |
| { |
| appendObject( item ); |
| } |
| } |
| else |
| { |
| appendObject( null ); |
| } |
| |
| } |
| |
| public void add( Object[] items ) |
| { |
| if ( items != null ) |
| { |
| for ( Object item : items ) |
| { |
| appendObject( item ); |
| } |
| } |
| else |
| { |
| appendObject( null ); |
| } |
| } |
| |
| public void add( Artifact artifact ) |
| { |
| appendObject( artifact != null ? artifact.getId() : null ); |
| } |
| |
| public void add( Boolean aBoolean ) |
| { |
| appendObject( aBoolean ); |
| } |
| |
| @SuppressWarnings( "checkstyle:magicnumber" ) |
| private static String asHexString( byte[] bytes ) |
| { |
| if ( bytes == null ) |
| { |
| return null; |
| } |
| final StringBuilder result = new StringBuilder( 2 * bytes.length ); |
| for ( byte b : bytes ) |
| { |
| result.append( HEX.charAt( ( b & 0xF0 ) >> 4 ) ).append( HEX.charAt( ( b & 0x0F ) ) ); |
| } |
| return result.toString(); |
| } |
| |
| private String getConfig() |
| { |
| StringBuilder result = new StringBuilder(); |
| for ( Object checksumItem : checksumItems ) |
| { |
| result.append( checksumItem != null ? checksumItem.toString() : "null" ); |
| } |
| return result.toString(); |
| } |
| |
| public String getSha1() |
| { |
| try |
| { |
| MessageDigest md = MessageDigest.getInstance( "SHA-1" ); |
| String configValue = getConfig(); |
| md.update( configValue.getBytes( ISO_8859_1 ), 0, configValue.length() ); |
| byte[] sha1hash = md.digest(); |
| return asHexString( sha1hash ); |
| } |
| catch ( NoSuchAlgorithmException e ) |
| { |
| throw new RuntimeException( e ); |
| } |
| } |
| |
| } |