001package org.apache.maven.resolver.examples.manual;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 * 
012 *  http://www.apache.org/licenses/LICENSE-2.0
013 * 
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import org.apache.maven.repository.internal.MavenRepositorySystemUtils;
023import org.eclipse.aether.RepositorySystem;
024import org.eclipse.aether.connector.basic.BasicRepositoryConnectorFactory;
025import org.eclipse.aether.impl.DefaultServiceLocator;
026import org.eclipse.aether.spi.connector.RepositoryConnectorFactory;
027import org.eclipse.aether.spi.connector.transport.TransporterFactory;
028import org.eclipse.aether.transport.file.FileTransporterFactory;
029import org.eclipse.aether.transport.http.HttpTransporterFactory;
030
031/**
032 * A factory for repository system instances that employs Maven Artifact Resolver's built-in service locator
033 * infrastructure to wire up the system's components.
034 */
035public class ManualRepositorySystemFactory
036{
037
038    public static RepositorySystem newRepositorySystem()
039    {
040        /*
041         * Aether's components implement org.eclipse.aether.spi.locator.Service to ease manual wiring and using the
042         * prepopulated DefaultServiceLocator, we only need to register the repository connector and transporter
043         * factories.
044         */
045        DefaultServiceLocator locator = MavenRepositorySystemUtils.newServiceLocator();
046        locator.addService( RepositoryConnectorFactory.class, BasicRepositoryConnectorFactory.class );
047        locator.addService( TransporterFactory.class, FileTransporterFactory.class );
048        locator.addService( TransporterFactory.class, HttpTransporterFactory.class );
049
050        locator.setErrorHandler( new DefaultServiceLocator.ErrorHandler()
051        {
052            @Override
053            public void serviceCreationFailed( Class<?> type, Class<?> impl, Throwable exception )
054            {
055                exception.printStackTrace();
056            }
057        } );
058
059        return locator.getService( RepositorySystem.class );
060    }
061
062}