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package org.apache.maven.repository.legacy.resolver.transform;
/*
* 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.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.DefaultRepositoryRequest;
import org.apache.maven.artifact.repository.RepositoryRequest;
import org.apache.maven.artifact.repository.metadata.ArtifactRepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.Metadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException;
import org.apache.maven.artifact.repository.metadata.SnapshotArtifactRepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.Versioning;
import org.apache.maven.artifact.resolver.ArtifactNotFoundException;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;
import org.apache.maven.repository.legacy.WagonManager;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.logging.AbstractLogEnabled;
/**
* Describes a version transformation during artifact resolution.
*
* @author <a href="mailto:brett@apache.org">Brett Porter</a>
* @todo try and refactor to remove abstract methods - not particular happy about current design
*/
public abstract class AbstractVersionTransformation
extends AbstractLogEnabled
implements ArtifactTransformation
{
@Requirement
protected RepositoryMetadataManager repositoryMetadataManager;
@Requirement
protected WagonManager wagonManager;
public void transformForResolve( Artifact artifact, List<ArtifactRepository> remoteRepositories,
ArtifactRepository localRepository )
throws ArtifactResolutionException, ArtifactNotFoundException
{
RepositoryRequest request = new DefaultRepositoryRequest();
request.setLocalRepository( localRepository );
request.setRemoteRepositories( remoteRepositories );
transformForResolve( artifact, request );
}
protected String resolveVersion( Artifact artifact, ArtifactRepository localRepository,
List<ArtifactRepository> remoteRepositories )
throws RepositoryMetadataResolutionException
{
RepositoryRequest request = new DefaultRepositoryRequest();
request.setLocalRepository( localRepository );
request.setRemoteRepositories( remoteRepositories );
return resolveVersion( artifact, request );
}
protected String resolveVersion( Artifact artifact, RepositoryRequest request )
throws RepositoryMetadataResolutionException
{
RepositoryMetadata metadata;
// Don't use snapshot metadata for LATEST (which isSnapshot returns true for)
if ( !artifact.isSnapshot() || Artifact.LATEST_VERSION.equals( artifact.getBaseVersion() ) )
{
metadata = new ArtifactRepositoryMetadata( artifact );
}
else
{
metadata = new SnapshotArtifactRepositoryMetadata( artifact );
}
repositoryMetadataManager.resolve( metadata, request );
artifact.addMetadata( metadata );
Metadata repoMetadata = metadata.getMetadata();
String version = null;
if ( repoMetadata != null && repoMetadata.getVersioning() != null )
{
version = constructVersion( repoMetadata.getVersioning(), artifact.getBaseVersion() );
}
if ( version == null )
{
// use the local copy, or if it doesn't exist - go to the remote repo for it
version = artifact.getBaseVersion();
}
// TODO: also do this logging for other metadata?
// TODO: figure out way to avoid duplicated message
if ( getLogger().isDebugEnabled() )
{
if ( !version.equals( artifact.getBaseVersion() ) )
{
String message = artifact.getArtifactId() + ": resolved to version " + version;
if ( artifact.getRepository() != null )
{
message += " from repository " + artifact.getRepository().getId();
}
else
{
message += " from local repository";
}
getLogger().debug( message );
}
else
{
// Locally installed file is newer, don't use the resolved version
getLogger().debug( artifact.getArtifactId() + ": using locally installed snapshot" );
}
}
return version;
}
protected abstract String constructVersion( Versioning versioning, String baseVersion );
}
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