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 org.apache.commons.collections.CollectionUtils;
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.RepositoryConfiguration;
import org.apache.maven.archiva.configuration.functors.LocalRepositoryPredicate;
import org.apache.maven.archiva.model.ArchivaRepository;
import org.apache.maven.archiva.repository.ArchivaConfigurationAdaptor;
import org.apache.maven.archiva.repository.RepositoryException;
import org.apache.maven.archiva.repository.layout.BidirectionalRepositoryLayout;
import org.apache.maven.archiva.repository.layout.BidirectionalRepositoryLayoutFactory;
import org.apache.maven.archiva.repository.layout.LayoutException;
import org.apache.maven.archiva.repository.project.resolvers.NopProjectResolver;
import org.apache.maven.archiva.repository.project.resolvers.ProjectModelResolverStack;
import org.apache.maven.archiva.repository.project.resolvers.RepositoryProjectResolver;
import org.codehaus.plexus.logging.AbstractLogEnabled;
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 java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
/**
* Factory for ProjectModelResolver objects
*
* @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a>
* @version $Id: ProjectModelResolverFactory.java 548008 2007-06-17 04:50:05Z joakime $
*
* @plexus.component role="org.apache.maven.archiva.repository.project.ProjectModelResolverFactory"
*/
public class ProjectModelResolverFactory
extends AbstractLogEnabled
implements RegistryListener, Initializable
{
/**
* @plexus.requirement
*/
private ArchivaConfiguration archivaConfiguration;
/**
* @plexus.requirement
*/
private BidirectionalRepositoryLayoutFactory layoutFactory;
/**
* @plexus.requirement role-hint="model400"
*/
private ProjectModelReader project400Reader;
/**
* @plexus.requirement role-hint="model300"
*/
private ProjectModelReader project300Reader;
private ProjectModelResolverStack currentResolverStack = new ProjectModelResolverStack();
public void afterConfigurationChange( Registry registry, String propertyName, Object propertyValue )
{
if ( ConfigurationNames.isRepositories( 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 RepositoryProjectResolver toResolver( ArchivaRepository repo )
throws RepositoryException
{
if ( !repo.isManaged() )
{
throw new RepositoryException( "Unable to create RepositoryProjectResolver from non-managed repository: "
+ repo );
}
try
{
BidirectionalRepositoryLayout layout = layoutFactory.getLayout( repo.getLayoutType() );
ProjectModelReader reader = project400Reader;
if ( StringUtils.equals( "legacy", repo.getLayoutType() ) )
{
reader = project300Reader;
}
RepositoryProjectResolver resolver = new RepositoryProjectResolver( repo, reader, layout );
return resolver;
}
catch ( LayoutException e )
{
throw new RepositoryException( "Unable to create RepositoryProjectResolver due to invalid layout spec: "
+ repo );
}
}
private void update()
{
synchronized ( currentResolverStack )
{
this.currentResolverStack.clearResolvers();
List configLocalRepos = new ArrayList();
CollectionUtils.select( archivaConfiguration.getConfiguration().getRepositories(), LocalRepositoryPredicate
.getInstance(), configLocalRepos );
Iterator it = configLocalRepos.iterator();
while ( it.hasNext() )
{
RepositoryConfiguration repoconfig = (RepositoryConfiguration) it.next();
ArchivaRepository repo = ArchivaConfigurationAdaptor.toArchivaRepository( repoconfig );
try
{
RepositoryProjectResolver resolver = toResolver( repo );
// Add filesystem based resolver.
this.currentResolverStack.addProjectModelResolver( resolver );
}
catch ( RepositoryException e )
{
getLogger().warn( e.getMessage(), e );
}
}
// Add no-op resolver.
this.currentResolverStack.addProjectModelResolver( NopProjectResolver.getInstance() );
}
}
}