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.spi.artifact.transformer;
020
021import org.eclipse.aether.RepositorySystemSession;
022import org.eclipse.aether.deployment.DeployRequest;
023import org.eclipse.aether.installation.InstallRequest;
024
025/**
026 * Install and deploy artifact transformer. This component can mangle install and deploy requests, replace artifacts,
027 * add new artifacts and so on.
028 *
029 * @since 2.0.5
030 */
031public interface ArtifactTransformer {
032    /**
033     * Transform install artifacts.
034     *
035     * @param session never {@code null}
036     * @param request never {@code null}
037     * @return the transformed request, never {@code null}
038     */
039    default InstallRequest transformInstallArtifacts(RepositorySystemSession session, InstallRequest request) {
040        return request;
041    }
042
043    /**
044     * Transform deploy artifacts.
045     *
046     * @param session never {@code null}
047     * @param request never {@code null}
048     * @return the transformed request, never {@code null}
049     */
050    default DeployRequest transformDeployArtifacts(RepositorySystemSession session, DeployRequest request) {
051        return request;
052    }
053}