package org.apache.archiva.metadata.repository.storage.maven2;
/*
* 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.commons.lang.math.NumberUtils;
import org.apache.archiva.xml.XMLException;
import org.apache.archiva.xml.XMLReader;
import org.dom4j.Element;
import java.io.File;
/**
* RepositoryMetadataReader - read maven-metadata.xml files.
*
* TODO: we should improve on this, ideally using the Maven standard library
*/
public final class MavenRepositoryMetadataReader
{
private MavenRepositoryMetadataReader()
{
}
/**
* Read and return the {@link MavenRepositoryMetadata} 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 org.apache.archiva.xml.XMLException
*
*/
public static MavenRepositoryMetadata read( File metadataFile )
throws XMLException
{
XMLReader xml = new XMLReader( "metadata", metadataFile );
// invoke this to remove namespaces, see MRM-1136
xml.removeNamespaces();
MavenRepositoryMetadata metadata = new MavenRepositoryMetadata();
metadata.setGroupId( xml.getElementText( "//metadata/groupId" ) );
metadata.setArtifactId( xml.getElementText( "//metadata/artifactId" ) );
metadata.setVersion( xml.getElementText( "//metadata/version" ) );
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 )
{
MavenRepositoryMetadata.Snapshot snapshot = new MavenRepositoryMetadata.Snapshot();
snapshot.setTimestamp( snapshotElem.elementTextTrim( "timestamp" ) );
String tmp = snapshotElem.elementTextTrim( "buildNumber" );
if ( NumberUtils.isNumber( tmp ) )
{
snapshot.setBuildNumber( NumberUtils.toInt( tmp ) );
}
metadata.setSnapshotVersion( snapshot );
}
for ( Element plugin : xml.getElementList( "//metadata/plugins/plugin" ) )
{
MavenRepositoryMetadata.Plugin p = new MavenRepositoryMetadata.Plugin();
p.setPrefix( plugin.elementTextTrim( "prefix" ) );
p.setArtifactId( plugin.elementTextTrim( "artifactId" ) );
p.setName( plugin.elementTextTrim( "name" ) );
metadata.addPlugin( p );
}
return metadata;
}
}