| package org.apache.maven.shared.transfer.artifact.resolve.internal; |
| |
| /* |
| * 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.List; |
| |
| import org.apache.maven.RepositoryUtils; |
| import org.apache.maven.artifact.Artifact; |
| import org.apache.maven.project.ProjectBuildingRequest; |
| import org.apache.maven.shared.transfer.artifact.ArtifactCoordinate; |
| import org.apache.maven.shared.transfer.artifact.resolve.ArtifactResolver; |
| import org.apache.maven.shared.transfer.artifact.resolve.ArtifactResolverException; |
| import org.apache.maven.shared.transfer.artifact.resolve.ArtifactResult; |
| import org.codehaus.plexus.PlexusConstants; |
| import org.codehaus.plexus.PlexusContainer; |
| import org.codehaus.plexus.component.annotations.Component; |
| import org.codehaus.plexus.component.repository.exception.ComponentLookupException; |
| import org.codehaus.plexus.context.Context; |
| import org.codehaus.plexus.context.ContextException; |
| import org.codehaus.plexus.personality.plexus.lifecycle.phase.Contextualizable; |
| |
| |
| /** |
| * |
| */ |
| @Component( role = ArtifactResolver.class, hint = "default" ) |
| class DefaultArtifactResolver |
| implements ArtifactResolver, Contextualizable |
| { |
| private PlexusContainer container; |
| |
| @Override |
| public ArtifactResult resolveArtifact( ProjectBuildingRequest buildingRequest, Artifact mavenArtifact ) |
| throws ArtifactResolverException, IllegalArgumentException |
| { |
| validateParameters( buildingRequest, mavenArtifact ); |
| try |
| { |
| return getMavenArtifactResolver( buildingRequest ).resolveArtifact( mavenArtifact ); |
| } |
| catch ( ComponentLookupException e ) |
| { |
| throw new ArtifactResolverException( e.getMessage(), e ); |
| } |
| } |
| |
| @Override |
| public ArtifactResult resolveArtifact( ProjectBuildingRequest buildingRequest, ArtifactCoordinate coordinate ) |
| throws ArtifactResolverException, IllegalArgumentException |
| { |
| validateParameters( buildingRequest, coordinate ); |
| try |
| { |
| return getMavenArtifactResolver( buildingRequest ).resolveArtifact( coordinate ); |
| } |
| catch ( ComponentLookupException e ) |
| { |
| throw new ArtifactResolverException( e.getMessage(), e ); |
| } |
| } |
| |
| private void validateParameters( ProjectBuildingRequest buildingRequest, Artifact mavenArtifact ) |
| { |
| if ( buildingRequest == null ) |
| { |
| throw new IllegalArgumentException( "The parameter buildingRequest is not allowed to be null." ); |
| } |
| if ( mavenArtifact == null ) |
| { |
| throw new IllegalArgumentException( "The parameter mavenArtifact is not allowed to be null." ); |
| } |
| } |
| |
| private void validateParameters( ProjectBuildingRequest buildingRequest, ArtifactCoordinate coordinate ) |
| { |
| if ( buildingRequest == null ) |
| { |
| throw new IllegalArgumentException( "The parameter buildingRequest is not allowed to be null." ); |
| } |
| if ( coordinate == null ) |
| { |
| throw new IllegalArgumentException( "The parameter coordinate is not allowed to be null." ); |
| } |
| } |
| |
| /** |
| * @return true if the current Maven version is Maven 3.1. |
| */ |
| private boolean isMaven31() |
| { |
| return canFindCoreClass( "org.eclipse.aether.artifact.Artifact" ); // Maven 3.1 specific |
| } |
| |
| private boolean canFindCoreClass( String className ) |
| { |
| try |
| { |
| Thread.currentThread().getContextClassLoader().loadClass( className ); |
| |
| return true; |
| } |
| catch ( ClassNotFoundException e ) |
| { |
| return false; |
| } |
| } |
| |
| /** |
| * Injects the Plexus content. |
| * |
| * @param context Plexus context to inject. |
| * @throws ContextException if the PlexusContainer could not be located. |
| */ |
| public void contextualize( Context context ) |
| throws ContextException |
| { |
| container = (PlexusContainer) context.get( PlexusConstants.PLEXUS_KEY ); |
| } |
| |
| private MavenArtifactResolver getMavenArtifactResolver( ProjectBuildingRequest buildingRequest ) |
| throws ComponentLookupException, ArtifactResolverException |
| { |
| if ( isMaven31() ) |
| { |
| org.eclipse.aether.RepositorySystem repositorySystem = |
| container.lookup( org.eclipse.aether.RepositorySystem.class ); |
| |
| @SuppressWarnings( "unchecked" ) |
| List<org.eclipse.aether.repository.RemoteRepository> aetherRepositories = |
| (List<org.eclipse.aether.repository.RemoteRepository>) Invoker.invoke( RepositoryUtils.class, "toRepos", |
| List.class, |
| buildingRequest.getRemoteRepositories() ); |
| |
| org.eclipse.aether.RepositorySystemSession session = |
| (org.eclipse.aether.RepositorySystemSession) Invoker.invoke( buildingRequest, "getRepositorySession" ); |
| |
| return new Maven31ArtifactResolver( repositorySystem, aetherRepositories, session ); |
| |
| } |
| else |
| { |
| org.sonatype.aether.RepositorySystem repositorySystem = |
| container.lookup( org.sonatype.aether.RepositorySystem.class ); |
| |
| @SuppressWarnings( "unchecked" ) |
| List<org.sonatype.aether.repository.RemoteRepository> aetherRepositories = |
| (List<org.sonatype.aether.repository.RemoteRepository>) Invoker.invoke( RepositoryUtils.class, |
| "toRepos", List.class, |
| buildingRequest.getRemoteRepositories() ); |
| |
| org.sonatype.aether.RepositorySystemSession session = |
| (org.sonatype.aether.RepositorySystemSession) Invoker.invoke( buildingRequest, "getRepositorySession" ); |
| |
| return new Maven30ArtifactResolver( repositorySystem, aetherRepositories, session ); |
| } |
| |
| |
| } |
| } |