package org.apache.maven.archiva.repository.project;
/*
* 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 java.util.List;
import org.apache.commons.lang.StringUtils;
import org.apache.maven.archiva.configuration.ArchivaConfiguration;
import org.apache.maven.archiva.configuration.ConfigurationNames;
import org.apache.maven.archiva.configuration.ManagedRepositoryConfiguration;
import org.apache.maven.archiva.repository.ManagedRepositoryContent;
import org.apache.maven.archiva.repository.RepositoryContentFactory;
import org.apache.maven.archiva.repository.RepositoryException;
import org.apache.maven.archiva.repository.project.readers.ProjectModel300Reader;
import org.apache.maven.archiva.repository.project.readers.ProjectModel400Reader;
import org.apache.maven.archiva.repository.project.resolvers.ManagedRepositoryProjectResolver;
import org.apache.maven.archiva.repository.project.resolvers.NopProjectResolver;
import org.apache.maven.archiva.repository.project.resolvers.ProjectModelResolverStack;
import org.codehaus.plexus.personality.plexus.lifecycle.phase.Initializable;
import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException;
import org.codehaus.plexus.registry.Registry;
import org.codehaus.plexus.registry.RegistryListener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Factory for ProjectModelResolver objects
*
* @author <a href="mailto:joakime@apache.org">Joakim Erdfelt</a>
* @version $Id: ProjectModelResolverFactory.java 646403 2008-04-09 15:31:57Z brett $
* @plexus.component role="org.apache.maven.archiva.repository.project.ProjectModelResolverFactory"
*/
public class ProjectModelResolverFactory
implements RegistryListener, Initializable
{
private Logger log = LoggerFactory.getLogger( ProjectModelResolverFactory.class );
/**
* @plexus.requirement
*/
private ArchivaConfiguration archivaConfiguration;
/**
* @plexus.requirement
*/
private RepositoryContentFactory repositoryFactory;
private ProjectModelResolverStack currentResolverStack = new ProjectModelResolverStack();
public void afterConfigurationChange( Registry registry, String propertyName, Object propertyValue )
{
if ( ConfigurationNames.isManagedRepositories( propertyName ) )
{
update();
}
}
public void beforeConfigurationChange( Registry registry, String propertyName, Object propertyValue )
{
/* do nothing */
}
public ProjectModelResolverStack getCurrentResolverStack()
{
return currentResolverStack;
}
public void initialize()
throws InitializationException
{
update();
archivaConfiguration.addChangeListener( this );
}
private ManagedRepositoryProjectResolver toResolver( ManagedRepositoryConfiguration repo )
throws RepositoryException
{
ManagedRepositoryContent repoContent = repositoryFactory.getManagedRepositoryContent( repo.getId() );
ProjectModelReader reader;
if ( StringUtils.equals( "legacy", repo.getLayout() ) )
{
reader = new ProjectModel300Reader();
}
else
{
reader = new ProjectModel400Reader();
}
return new ManagedRepositoryProjectResolver( repoContent, reader );
}
private void update()
{
synchronized ( currentResolverStack )
{
this.currentResolverStack.clearResolvers();
List<ManagedRepositoryConfiguration> list =
archivaConfiguration.getConfiguration().getManagedRepositories();
for ( ManagedRepositoryConfiguration repo : list )
{
try
{
ManagedRepositoryProjectResolver resolver = toResolver( repo );
// Add filesystem based resolver.
this.currentResolverStack.addProjectModelResolver( resolver );
}
catch ( RepositoryException e )
{
log.warn( e.getMessage(), e );
}
}
// Add no-op resolver.
this.currentResolverStack.addProjectModelResolver( NopProjectResolver.getInstance() );
}
}
}