| package org.eclipse.aether.internal.impl; |
| |
| /* |
| * 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.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import static java.util.Objects.requireNonNull; |
| import java.util.Set; |
| |
| import javax.inject.Inject; |
| import javax.inject.Named; |
| |
| import org.eclipse.aether.RepositorySystemSession; |
| import org.eclipse.aether.impl.LocalRepositoryProvider; |
| import org.eclipse.aether.repository.LocalRepository; |
| import org.eclipse.aether.repository.LocalRepositoryManager; |
| import org.eclipse.aether.repository.NoLocalRepositoryManagerException; |
| import org.eclipse.aether.spi.localrepo.LocalRepositoryManagerFactory; |
| import org.eclipse.aether.spi.locator.Service; |
| import org.eclipse.aether.spi.locator.ServiceLocator; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| */ |
| @Named |
| public class DefaultLocalRepositoryProvider |
| implements LocalRepositoryProvider, Service |
| { |
| |
| private static final Logger LOGGER = LoggerFactory.getLogger( DefaultLocalRepositoryProvider.class ); |
| |
| private Collection<LocalRepositoryManagerFactory> managerFactories = new ArrayList<>(); |
| |
| public DefaultLocalRepositoryProvider() |
| { |
| // enables default constructor |
| } |
| |
| @Inject |
| DefaultLocalRepositoryProvider( Set<LocalRepositoryManagerFactory> factories ) |
| { |
| setLocalRepositoryManagerFactories( factories ); |
| } |
| |
| public void initService( ServiceLocator locator ) |
| { |
| setLocalRepositoryManagerFactories( locator.getServices( LocalRepositoryManagerFactory.class ) ); |
| } |
| |
| public DefaultLocalRepositoryProvider addLocalRepositoryManagerFactory( LocalRepositoryManagerFactory factory ) |
| { |
| managerFactories.add( requireNonNull( factory, "local repository manager factory cannot be null" ) ); |
| return this; |
| } |
| |
| public DefaultLocalRepositoryProvider setLocalRepositoryManagerFactories( |
| Collection<LocalRepositoryManagerFactory> factories ) |
| { |
| if ( factories == null ) |
| { |
| managerFactories = new ArrayList<>( 2 ); |
| } |
| else |
| { |
| managerFactories = factories; |
| } |
| return this; |
| } |
| |
| public LocalRepositoryManager newLocalRepositoryManager( RepositorySystemSession session, |
| LocalRepository repository ) |
| throws NoLocalRepositoryManagerException |
| { |
| PrioritizedComponents<LocalRepositoryManagerFactory> factories = new PrioritizedComponents<>( session ); |
| for ( LocalRepositoryManagerFactory factory : this.managerFactories ) |
| { |
| factories.add( factory, factory.getPriority() ); |
| } |
| |
| List<NoLocalRepositoryManagerException> errors = new ArrayList<>(); |
| for ( PrioritizedComponent<LocalRepositoryManagerFactory> factory : factories.getEnabled() ) |
| { |
| try |
| { |
| LocalRepositoryManager manager = factory.getComponent().newInstance( session, repository ); |
| |
| if ( LOGGER.isDebugEnabled() ) |
| { |
| StringBuilder buffer = new StringBuilder( 256 ); |
| buffer.append( "Using manager " ).append( manager.getClass().getSimpleName() ); |
| Utils.appendClassLoader( buffer, manager ); |
| buffer.append( " with priority " ).append( factory.getPriority() ); |
| buffer.append( " for " ).append( repository.getBasedir() ); |
| |
| LOGGER.debug( buffer.toString() ); |
| } |
| |
| return manager; |
| } |
| catch ( NoLocalRepositoryManagerException e ) |
| { |
| // continue and try next factory |
| errors.add( e ); |
| } |
| } |
| if ( LOGGER.isDebugEnabled() && errors.size() > 1 ) |
| { |
| String msg = "Could not obtain local repository manager for " + repository; |
| for ( Exception e : errors ) |
| { |
| LOGGER.debug( msg, e ); |
| } |
| } |
| |
| StringBuilder buffer = new StringBuilder( 256 ); |
| if ( factories.isEmpty() ) |
| { |
| buffer.append( "No local repository managers registered" ); |
| } |
| else |
| { |
| buffer.append( "Cannot access " ).append( repository.getBasedir() ); |
| buffer.append( " with type " ).append( repository.getContentType() ); |
| buffer.append( " using the available factories " ); |
| factories.list( buffer ); |
| } |
| |
| throw new NoLocalRepositoryManagerException( repository, buffer.toString(), errors.size() == 1 ? errors.get( 0 ) |
| : null ); |
| } |
| |
| } |