| package org.apache.archiva.maven2.metadata; |
| /* |
| * 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.archiva.model.ArchivaRepositoryMetadata; |
| import org.apache.archiva.model.Plugin; |
| import org.apache.archiva.model.SnapshotVersion; |
| import org.apache.archiva.repository.RepositoryType; |
| import org.apache.archiva.repository.metadata.MetadataReader; |
| import org.apache.archiva.repository.metadata.RepositoryMetadataException; |
| import org.apache.archiva.repository.storage.StorageAsset; |
| import org.apache.archiva.xml.XMLException; |
| import org.apache.archiva.xml.XMLReader; |
| import org.apache.archiva.xml.XmlUtil; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.commons.lang3.math.NumberUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.stereotype.Service; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.time.Instant; |
| import java.util.Date; |
| |
| /** |
| * @author Olivier Lamy |
| * @since 1.4-M3 |
| */ |
| @Service("metadataReader#maven") |
| public class MavenMetadataReader implements MetadataReader |
| { |
| public static final String MAVEN_METADATA = "maven-metadata.xml"; |
| |
| |
| /* |
| <?xml version="1.0" encoding="UTF-8"?> |
| <metadata modelVersion="1.1.0"> |
| <groupId>org.apache.archiva</groupId> |
| <artifactId>archiva</artifactId> |
| <version>1.4-M3-SNAPSHOT</version> |
| <versioning> |
| <snapshot> |
| <timestamp>20120310.230917</timestamp> |
| <buildNumber>2</buildNumber> |
| </snapshot> |
| <lastUpdated>20120310230917</lastUpdated> |
| <snapshotVersions> |
| <snapshotVersion> |
| <extension>pom</extension> |
| <value>1.4-M3-20120310.230917-2</value> |
| <updated>20120310230917</updated> |
| </snapshotVersion> |
| </snapshotVersions> |
| </versioning> |
| </metadata> |
| */ |
| |
| private static final Logger log = LoggerFactory.getLogger( MavenMetadataReader.class ); |
| |
| |
| /** |
| * Read and return the {@link org.apache.archiva.model.ArchivaRepositoryMetadata} object from the provided xml file. |
| * |
| * @param metadataFile the maven-metadata.xml file to read. |
| * @return the archiva repository metadata object that represents the provided file contents. |
| * @throws RepositoryMetadataException if the file cannot be read |
| */ |
| public ArchivaRepositoryMetadata read( StorageAsset metadataFile ) |
| throws RepositoryMetadataException { |
| |
| XMLReader xml; |
| try |
| { |
| xml = new XMLReader( "metadata", metadataFile ); |
| } |
| catch ( XMLException e ) |
| { |
| throw new RepositoryMetadataException( "Could not open XML metadata file " + metadataFile, e ); |
| } |
| return read( xml, metadataFile.getModificationTime(), metadataFile.getSize() ); |
| |
| } |
| |
| public ArchivaRepositoryMetadata read( Path metadataFile ) |
| throws RepositoryMetadataException { |
| |
| XMLReader xml; |
| try |
| { |
| xml = new XMLReader( "metadata", metadataFile ); |
| } |
| catch ( XMLException e ) |
| { |
| log.error( "XML error while reading metadata file {}: {}", metadataFile, e.getMessage(), e ); |
| throw new RepositoryMetadataException( "Could not open XML metadata file " + metadataFile, e ); |
| } |
| try |
| { |
| return read( xml, Files.getLastModifiedTime( metadataFile ).toInstant(), Files.size( metadataFile ) ); |
| } |
| catch ( IOException e ) |
| { |
| log.error( "IO Error while reading metadata file {}: {}", metadataFile, e.getMessage(), e ); |
| throw new RepositoryMetadataException( "Could not open XML metadata file " + metadataFile, e ); |
| } |
| |
| } |
| |
| private ArchivaRepositoryMetadata read( XMLReader xml, Instant modTime, long fileSize) throws RepositoryMetadataException |
| { |
| // invoke this to remove namespaces, see MRM-1136 |
| xml.removeNamespaces(); |
| |
| ArchivaRepositoryMetadata metadata = new ArchivaRepositoryMetadata(); |
| |
| try |
| { |
| metadata.setGroupId( xml.getElementText( "//metadata/groupId" ) ); |
| metadata.setArtifactId( xml.getElementText( "//metadata/artifactId" ) ); |
| metadata.setVersion( xml.getElementText( "//metadata/version" ) ); |
| metadata.setFileLastModified( Date.from(modTime) ); |
| metadata.setFileSize( fileSize ); |
| metadata.setLastUpdated( xml.getElementText( "//metadata/versioning/lastUpdated" ) ); |
| metadata.setLatestVersion( xml.getElementText( "//metadata/versioning/latest" ) ); |
| metadata.setReleasedVersion( xml.getElementText( "//metadata/versioning/release" ) ); |
| metadata.setAvailableVersions( xml.getElementListText( "//metadata/versioning/versions/version" ) ); |
| |
| Element snapshotElem = xml.getElement( "//metadata/versioning/snapshot" ); |
| if ( snapshotElem != null ) |
| { |
| SnapshotVersion snapshot = new SnapshotVersion( ); |
| snapshot.setTimestamp( XmlUtil.getChildText( snapshotElem, "timestamp" ) ); |
| String buildNumber = XmlUtil.getChildText( snapshotElem, "buildNumber" ); |
| if ( NumberUtils.isCreatable( buildNumber ) ) |
| { |
| snapshot.setBuildNumber( NumberUtils.toInt( buildNumber ) ); |
| } |
| metadata.setSnapshotVersion( snapshot ); |
| } |
| |
| for ( Node node : xml.getElementList( "//metadata/plugins/plugin" ) ) |
| { |
| if ( node instanceof Element ) |
| { |
| Element plugin = (Element) node; |
| Plugin p = new Plugin( ); |
| String prefix = plugin.getElementsByTagName( "prefix" ).item( 0 ).getTextContent( ).trim( ); |
| p.setPrefix( prefix ); |
| String artifactId = plugin.getElementsByTagName( "artifactId" ).item( 0 ).getTextContent( ).trim( ); |
| p.setArtifactId( artifactId ); |
| String name = plugin.getElementsByTagName( "name" ).item( 0 ).getTextContent( ).trim( ); |
| p.setName( name ); |
| metadata.addPlugin( p ); |
| } |
| } |
| } catch ( XMLException e) { |
| throw new RepositoryMetadataException( "XML Error while reading metadata file : " + e.getMessage( ), e ); |
| } |
| return metadata; |
| } |
| |
| @Override |
| public boolean isValidMetadataPath( String path ) |
| { |
| if ( StringUtils.isNotEmpty( path ) ) { |
| return path.endsWith( MAVEN_METADATA ); |
| } else { |
| return false; |
| } |
| } |
| |
| @Override |
| public boolean isValidForType( RepositoryType repositoryType ) |
| { |
| return RepositoryType.MAVEN.equals( repositoryType ); |
| } |
| } |