001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.eclipse.aether.connector.basic;
020
021import javax.inject.Inject;
022import javax.inject.Named;
023
024import java.util.Map;
025
026import org.eclipse.aether.RepositorySystemSession;
027import org.eclipse.aether.repository.RemoteRepository;
028import org.eclipse.aether.spi.checksums.ProvidedChecksumsSource;
029import org.eclipse.aether.spi.connector.RepositoryConnector;
030import org.eclipse.aether.spi.connector.RepositoryConnectorFactory;
031import org.eclipse.aether.spi.connector.checksum.ChecksumPolicyProvider;
032import org.eclipse.aether.spi.connector.layout.RepositoryLayoutProvider;
033import org.eclipse.aether.spi.connector.transport.TransporterProvider;
034import org.eclipse.aether.spi.io.ChecksumProcessor;
035import org.eclipse.aether.transfer.NoRepositoryConnectorException;
036
037import static java.util.Objects.requireNonNull;
038
039/**
040 * A repository connector factory that employs pluggable
041 * {@link org.eclipse.aether.spi.connector.transport.TransporterFactory transporters} and
042 * {@link org.eclipse.aether.spi.connector.layout.RepositoryLayoutFactory repository layouts} for the transfers.
043 */
044@Named(BasicRepositoryConnectorFactory.NAME)
045public final class BasicRepositoryConnectorFactory implements RepositoryConnectorFactory {
046    public static final String NAME = "basic";
047    private final TransporterProvider transporterProvider;
048
049    private final RepositoryLayoutProvider layoutProvider;
050
051    private final ChecksumPolicyProvider checksumPolicyProvider;
052
053    private final ChecksumProcessor checksumProcessor;
054
055    private final Map<String, ProvidedChecksumsSource> providedChecksumsSources;
056
057    private float priority;
058
059    @Inject
060    public BasicRepositoryConnectorFactory(
061            TransporterProvider transporterProvider,
062            RepositoryLayoutProvider layoutProvider,
063            ChecksumPolicyProvider checksumPolicyProvider,
064            ChecksumProcessor checksumProcessor,
065            Map<String, ProvidedChecksumsSource> providedChecksumsSources) {
066        this.transporterProvider = requireNonNull(transporterProvider, "transporter provider cannot be null");
067        this.layoutProvider = requireNonNull(layoutProvider, "repository layout provider cannot be null");
068        this.checksumPolicyProvider = requireNonNull(checksumPolicyProvider, "checksum policy provider cannot be null");
069        this.checksumProcessor = requireNonNull(checksumProcessor, "checksum processor cannot be null");
070        this.providedChecksumsSources =
071                requireNonNull(providedChecksumsSources, "provided checksum sources cannot be null");
072    }
073
074    @Override
075    public float getPriority() {
076        return priority;
077    }
078
079    /**
080     * Sets the priority of this component.
081     *
082     * @param priority The priority.
083     * @return This component for chaining, never {@code null}.
084     */
085    public BasicRepositoryConnectorFactory setPriority(float priority) {
086        this.priority = priority;
087        return this;
088    }
089
090    @Override
091    public RepositoryConnector newInstance(RepositorySystemSession session, RemoteRepository repository)
092            throws NoRepositoryConnectorException {
093        requireNonNull(session, "session cannot be null");
094        requireNonNull(repository, "repository cannot be null");
095
096        return new BasicRepositoryConnector(
097                session,
098                repository,
099                transporterProvider,
100                layoutProvider,
101                checksumPolicyProvider,
102                checksumProcessor,
103                providedChecksumsSources);
104    }
105}