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package org.apache.maven;
/*
* 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.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.apache.maven.artifact.handler.ArtifactHandler;
import org.apache.maven.artifact.handler.DefaultArtifactHandler;
import org.apache.maven.artifact.handler.manager.ArtifactHandlerManager;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.artifact.ArtifactProperties;
import org.eclipse.aether.artifact.ArtifactType;
import org.eclipse.aether.artifact.ArtifactTypeRegistry;
import org.eclipse.aether.artifact.DefaultArtifact;
import org.eclipse.aether.artifact.DefaultArtifactType;
import org.eclipse.aether.graph.Dependency;
import org.eclipse.aether.graph.DependencyFilter;
import org.eclipse.aether.graph.DependencyNode;
import org.eclipse.aether.graph.Exclusion;
import org.eclipse.aether.repository.Authentication;
import org.eclipse.aether.repository.Proxy;
import org.eclipse.aether.repository.RemoteRepository;
import org.eclipse.aether.repository.RepositoryPolicy;
import org.eclipse.aether.util.repository.AuthenticationBuilder;
/**
* <strong>Warning:</strong> This is an internal utility class that is only public for technical reasons, it is not part
* of the public API. In particular, this class can be changed or deleted without prior notice.
*
* @author Benjamin Bentmann
*/
public class RepositoryUtils
{
private static String nullify( String string )
{
return ( string == null || string.length() <= 0 ) ? null : string;
}
private static org.apache.maven.artifact.Artifact toArtifact( Dependency dependency )
{
if ( dependency == null )
{
return null;
}
org.apache.maven.artifact.Artifact result = toArtifact( dependency.getArtifact() );
result.setScope( dependency.getScope() );
result.setOptional( dependency.isOptional() );
return result;
}
public static org.apache.maven.artifact.Artifact toArtifact( Artifact artifact )
{
if ( artifact == null )
{
return null;
}
ArtifactHandler handler = newHandler( artifact );
/*
* NOTE: From Artifact.hasClassifier(), an empty string and a null both denote "no classifier". However, some
* plugins only check for null, so be sure to nullify an empty classifier.
*/
org.apache.maven.artifact.Artifact result =
new org.apache.maven.artifact.DefaultArtifact( artifact.getGroupId(), artifact.getArtifactId(),
artifact.getVersion(), null,
artifact.getProperty( ArtifactProperties.TYPE,
artifact.getExtension() ),
nullify( artifact.getClassifier() ), handler );
result.setFile( artifact.getFile() );
result.setResolved( artifact.getFile() != null );
List<String> trail = new ArrayList<String>( 1 );
trail.add( result.getId() );
result.setDependencyTrail( trail );
return result;
}
public static void toArtifacts( Collection<org.apache.maven.artifact.Artifact> artifacts,
Collection<? extends DependencyNode> nodes, List<String> trail,
DependencyFilter filter )
{
for ( DependencyNode node : nodes )
{
org.apache.maven.artifact.Artifact artifact = toArtifact( node.getDependency() );
List<String> nodeTrail = new ArrayList<String>( trail.size() + 1 );
nodeTrail.addAll( trail );
nodeTrail.add( artifact.getId() );
if ( filter == null || filter.accept( node, Collections.<DependencyNode>emptyList() ) )
{
artifact.setDependencyTrail( nodeTrail );
artifacts.add( artifact );
}
toArtifacts( artifacts, node.getChildren(), nodeTrail, filter );
}
}
public static Artifact toArtifact( org.apache.maven.artifact.Artifact artifact )
{
if ( artifact == null )
{
return null;
}
String version = artifact.getVersion();
if ( version == null && artifact.getVersionRange() != null )
{
version = artifact.getVersionRange().toString();
}
Map<String, String> props = null;
if ( org.apache.maven.artifact.Artifact.SCOPE_SYSTEM.equals( artifact.getScope() ) )
{
String localPath = ( artifact.getFile() != null ) ? artifact.getFile().getPath() : "";
props = Collections.singletonMap( ArtifactProperties.LOCAL_PATH, localPath );
}
Artifact result =
new DefaultArtifact( artifact.getGroupId(), artifact.getArtifactId(), artifact.getClassifier(),
artifact.getArtifactHandler().getExtension(), version, props,
newArtifactType( artifact.getType(), artifact.getArtifactHandler() ) );
result = result.setFile( artifact.getFile() );
return result;
}
public static Dependency toDependency( org.apache.maven.artifact.Artifact artifact,
Collection<org.apache.maven.model.Exclusion> exclusions )
{
if ( artifact == null )
{
return null;
}
Artifact result = toArtifact( artifact );
List<Exclusion> excl = null;
if ( exclusions != null )
{
excl = new ArrayList<Exclusion>( exclusions.size() );
for ( org.apache.maven.model.Exclusion exclusion : exclusions )
{
excl.add( toExclusion( exclusion ) );
}
}
return new Dependency( result, artifact.getScope(), artifact.isOptional(), excl );
}
public static List<RemoteRepository> toRepos( List<ArtifactRepository> repos )
{
if ( repos == null )
{
return null;
}
List<RemoteRepository> results = new ArrayList<RemoteRepository>( repos.size() );
for ( ArtifactRepository repo : repos )
{
results.add( toRepo( repo ) );
}
return results;
}
public static RemoteRepository toRepo( ArtifactRepository repo )
{
RemoteRepository result = null;
if ( repo != null )
{
RemoteRepository.Builder builder =
new RemoteRepository.Builder( repo.getId(), getLayout( repo ), repo.getUrl() );
builder.setSnapshotPolicy( toPolicy( repo.getSnapshots() ) );
builder.setReleasePolicy( toPolicy( repo.getReleases() ) );
builder.setAuthentication( toAuthentication( repo.getAuthentication() ) );
builder.setProxy( toProxy( repo.getProxy() ) );
builder.setMirroredRepositories( toRepos( repo.getMirroredRepositories() ) );
result = builder.build();
}
return result;
}
public static String getLayout( ArtifactRepository repo )
{
try
{
return repo.getLayout().getId();
}
catch ( LinkageError e )
{
/*
* NOTE: getId() was added in 3.x and is as such not implemented by plugins compiled against 2.x APIs.
*/
String className = repo.getLayout().getClass().getSimpleName();
if ( className.endsWith( "RepositoryLayout" ) )
{
String layout = className.substring( 0, className.length() - "RepositoryLayout".length() );
if ( layout.length() > 0 )
{
layout = Character.toLowerCase( layout.charAt( 0 ) ) + layout.substring( 1 );
return layout;
}
}
return "";
}
}
private static RepositoryPolicy toPolicy( ArtifactRepositoryPolicy policy )
{
RepositoryPolicy result = null;
if ( policy != null )
{
result = new RepositoryPolicy( policy.isEnabled(), policy.getUpdatePolicy(), policy.getChecksumPolicy() );
}
return result;
}
private static Authentication toAuthentication( org.apache.maven.artifact.repository.Authentication auth )
{
Authentication result = null;
if ( auth != null )
{
AuthenticationBuilder authBuilder = new AuthenticationBuilder();
authBuilder.addUsername( auth.getUsername() ).addPassword( auth.getPassword() );
authBuilder.addPrivateKey( auth.getPrivateKey(), auth.getPassphrase() );
result = authBuilder.build();
}
return result;
}
private static Proxy toProxy( org.apache.maven.repository.Proxy proxy )
{
Proxy result = null;
if ( proxy != null )
{
AuthenticationBuilder authBuilder = new AuthenticationBuilder();
authBuilder.addUsername( proxy.getUserName() ).addPassword( proxy.getPassword() );
result = new Proxy( proxy.getProtocol(), proxy.getHost(), proxy.getPort(), authBuilder.build() );
}
return result;
}
public static ArtifactHandler newHandler( Artifact artifact )
{
String type = artifact.getProperty( ArtifactProperties.TYPE, artifact.getExtension() );
DefaultArtifactHandler handler = new DefaultArtifactHandler( type );
handler.setExtension( artifact.getExtension() );
handler.setLanguage( artifact.getProperty( ArtifactProperties.LANGUAGE, null ) );
String addedToClasspath = artifact.getProperty( ArtifactProperties.CONSTITUTES_BUILD_PATH, "" );
handler.setAddedToClasspath( Boolean.parseBoolean( addedToClasspath ) );
String includesDependencies = artifact.getProperty( ArtifactProperties.INCLUDES_DEPENDENCIES, "" );
handler.setIncludesDependencies( Boolean.parseBoolean( includesDependencies ) );
return handler;
}
public static ArtifactType newArtifactType( String id, ArtifactHandler handler )
{
return new DefaultArtifactType( id, handler.getExtension(), handler.getClassifier(), handler.getLanguage(),
handler.isAddedToClasspath(), handler.isIncludesDependencies() );
}
public static Dependency toDependency( org.apache.maven.model.Dependency dependency,
ArtifactTypeRegistry stereotypes )
{
ArtifactType stereotype = stereotypes.get( dependency.getType() );
if ( stereotype == null )
{
stereotype = new DefaultArtifactType( dependency.getType() );
}
boolean system = dependency.getSystemPath() != null && dependency.getSystemPath().length() > 0;
Map<String, String> props = null;
if ( system )
{
props = Collections.singletonMap( ArtifactProperties.LOCAL_PATH, dependency.getSystemPath() );
}
Artifact artifact =
new DefaultArtifact( dependency.getGroupId(), dependency.getArtifactId(), dependency.getClassifier(), null,
dependency.getVersion(), props, stereotype );
List<Exclusion> exclusions = new ArrayList<Exclusion>( dependency.getExclusions().size() );
for ( org.apache.maven.model.Exclusion exclusion : dependency.getExclusions() )
{
exclusions.add( toExclusion( exclusion ) );
}
Dependency result = new Dependency( artifact, dependency.getScope(), dependency.isOptional(), exclusions );
return result;
}
private static Exclusion toExclusion( org.apache.maven.model.Exclusion exclusion )
{
return new Exclusion( exclusion.getGroupId(), exclusion.getArtifactId(), "*", "*" );
}
public static ArtifactTypeRegistry newArtifactTypeRegistry( ArtifactHandlerManager handlerManager )
{
return new MavenArtifactTypeRegistry( handlerManager );
}
static class MavenArtifactTypeRegistry
implements ArtifactTypeRegistry
{
private final ArtifactHandlerManager handlerManager;
public MavenArtifactTypeRegistry( ArtifactHandlerManager handlerManager )
{
this.handlerManager = handlerManager;
}
public ArtifactType get( String stereotypeId )
{
ArtifactHandler handler = handlerManager.getArtifactHandler( stereotypeId );
return newArtifactType( stereotypeId, handler );
}
}
public static Collection<Artifact> toArtifacts( Collection<org.apache.maven.artifact.Artifact> artifactsToConvert )
{
List<Artifact> artifacts = new ArrayList<Artifact>();
for ( org.apache.maven.artifact.Artifact a : artifactsToConvert )
{
artifacts.add( toArtifact( a ) );
}
return artifacts;
}
}
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