org.codehaus.mojo.license.api.DefaultDependenciesTool Maven / Gradle / Ivy
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Maven plugin to download and collect license files from project dependencies.
package org.codehaus.mojo.license.api;
/*
* #%L
* License Maven Plugin
* %%
* Copyright (C) 2011 CodeLutin, Codehaus, Tony Chemit
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.MavenProjectBuilder;
import org.apache.maven.project.ProjectBuildingException;
import org.codehaus.mojo.license.utils.MojoHelper;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.logging.AbstractLogEnabled;
import org.codehaus.plexus.logging.Logger;
import java.util.List;
import java.util.Set;
import java.util.SortedMap;
import java.util.TreeMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
/**
* Default implementation of the {@link DependenciesTool}.
*
* @author tchemit [email protected]
* @version $Id$
* @since 1.0
*/
@Component( role = DependenciesTool.class, hint = "default" )
public class DefaultDependenciesTool
extends AbstractLogEnabled
implements DependenciesTool
{
/**
* Message used when an invalid expression pattern is found.
*/
public static final String INVALID_PATTERN_MESSAGE =
"The pattern specified by expression <%s> seems to be invalid.";
/**
* Project builder.
*/
@Requirement
private MavenProjectBuilder mavenProjectBuilder;
/**
* {@inheritDoc}
*/
public SortedMap loadProjectDependencies( MavenProject project,
MavenProjectDependenciesConfigurator configuration,
ArtifactRepository localRepository,
List remoteRepositories,
SortedMap cache )
{
boolean haveNoIncludedGroups = StringUtils.isEmpty( configuration.getIncludedGroups() );
boolean haveNoIncludedArtifacts = StringUtils.isEmpty( configuration.getIncludedArtifacts() );
boolean haveExcludedGroups = StringUtils.isNotEmpty( configuration.getExcludedGroups() );
boolean haveExcludedArtifacts = StringUtils.isNotEmpty( configuration.getExcludedArtifacts() );
boolean haveExclusions = haveExcludedGroups || haveExcludedArtifacts;
Pattern includedGroupPattern = null;
Pattern includedArtifactPattern = null;
Pattern excludedGroupPattern = null;
Pattern excludedArtifactPattern = null;
if ( !haveNoIncludedGroups )
{
includedGroupPattern = Pattern.compile( configuration.getIncludedGroups() );
}
if ( !haveNoIncludedArtifacts )
{
includedArtifactPattern = Pattern.compile( configuration.getIncludedArtifacts() );
}
if ( haveExcludedGroups )
{
excludedGroupPattern = Pattern.compile( configuration.getExcludedGroups() );
}
if ( haveExcludedArtifacts )
{
excludedArtifactPattern = Pattern.compile( configuration.getExcludedArtifacts() );
}
Set depArtifacts;
if ( configuration.isIncludeTransitiveDependencies() )
{
// All project dependencies
depArtifacts = project.getArtifacts();
}
else
{
// Only direct project dependencies
depArtifacts = project.getDependencyArtifacts();
}
List includedScopes = configuration.getIncludedScopes();
List excludeScopes = configuration.getExcludedScopes();
boolean verbose = configuration.isVerbose();
SortedMap result = new TreeMap();
for ( Object o : depArtifacts )
{
Artifact artifact = (Artifact) o;
if ( DefaultThirdPartyTool.LICENSE_DB_TYPE.equals( artifact.getType() ) )
{
// the special dependencies for license databases don't count.
// Note that this will still see transitive deps of a license db; so using the build helper inside of another project
// to make them will be noisy.
continue;
}
String scope = artifact.getScope();
if ( CollectionUtils.isNotEmpty( includedScopes ) && !includedScopes.contains( scope ) )
{
// not in included scopes
continue;
}
if ( excludeScopes.contains( scope ) )
{
// in excluded scopes
continue;
}
Logger log = getLogger();
String id = MojoHelper.getArtifactId( artifact );
if ( verbose )
{
log.info( "detected artifact " + id );
}
// Check if the project should be included
// If there is no specified artifacts and group to include, include all
boolean isToInclude = haveNoIncludedArtifacts && haveNoIncludedGroups ||
isIncludable( artifact, includedGroupPattern, includedArtifactPattern );
// Check if the project should be excluded
boolean isToExclude = isToInclude && haveExclusions &&
isExcludable( artifact, excludedGroupPattern, excludedArtifactPattern );
if ( !isToInclude || isToExclude )
{
if ( verbose )
{
log.info( "skip artifact " + id );
}
continue;
}
MavenProject depMavenProject = null;
if ( cache != null )
{
// try to get project from cache
depMavenProject = cache.get( id );
}
if ( depMavenProject != null )
{
if ( verbose )
{
log.info( "add dependency [" + id + "] (from cache)" );
}
}
else
{
// build project
try
{
depMavenProject =
mavenProjectBuilder.buildFromRepository( artifact, remoteRepositories, localRepository, true );
depMavenProject.getArtifact().setScope( artifact.getScope() );
}
catch ( ProjectBuildingException e )
{
log.warn( "Unable to obtain POM for artifact : " + artifact, e );
continue;
}
if ( verbose )
{
log.info( "add dependency [" + id + "]" );
}
if ( cache != null )
{
// store it also in cache
cache.put( id, depMavenProject );
}
}
// keep the project
result.put( id, depMavenProject );
}
return result;
}
/**
* Tests if the given project is includeable against a groupdId pattern and a artifact pattern.
*
* @param project the project to test
* @param includedGroupPattern the include group pattern
* @param includedArtifactPattern the include artifact pattenr
* @return {@code true} if the project is includavble, {@code false} otherwise
*/
protected boolean isIncludable( Artifact project, Pattern includedGroupPattern, Pattern includedArtifactPattern )
{
Logger log = getLogger();
// check if the groupId of the project should be included
if ( includedGroupPattern != null )
{
// we have some defined license filters
try
{
Matcher matchGroupId = includedGroupPattern.matcher( project.getGroupId() );
if ( matchGroupId.find() )
{
if ( log.isDebugEnabled() )
{
log.debug( "Include " + project.getGroupId() );
}
return true;
}
}
catch ( PatternSyntaxException e )
{
log.warn( String.format( INVALID_PATTERN_MESSAGE, includedGroupPattern.pattern() ) );
}
}
// check if the artifactId of the project should be included
if ( includedArtifactPattern != null )
{
// we have some defined license filters
try
{
Matcher matchGroupId = includedArtifactPattern.matcher( project.getArtifactId() );
if ( matchGroupId.find() )
{
if ( log.isDebugEnabled() )
{
log.debug( "Include " + project.getArtifactId() );
}
return true;
}
}
catch ( PatternSyntaxException e )
{
log.warn( String.format( INVALID_PATTERN_MESSAGE, includedArtifactPattern.pattern() ) );
}
}
return false;
}
/**
* Tests if the given project is excludable against a groupdId pattern and a artifact pattern.
*
* @param project the project to test
* @param excludedGroupPattern the exlcude group pattern
* @param excludedArtifactPattern the exclude artifact pattenr
* @return {@code true} if the project is excludable, {@code false} otherwise
*/
protected boolean isExcludable( Artifact project, Pattern excludedGroupPattern, Pattern excludedArtifactPattern )
{
Logger log = getLogger();
// check if the groupId of the project should be included
if ( excludedGroupPattern != null )
{
// we have some defined license filters
try
{
Matcher matchGroupId = excludedGroupPattern.matcher( project.getGroupId() );
if ( matchGroupId.find() )
{
if ( log.isDebugEnabled() )
{
log.debug( "Exclude " + project.getGroupId() );
}
return true;
}
}
catch ( PatternSyntaxException e )
{
log.warn( String.format( INVALID_PATTERN_MESSAGE, excludedGroupPattern.pattern() ) );
}
}
// check if the artifactId of the project should be included
if ( excludedArtifactPattern != null )
{
// we have some defined license filters
try
{
Matcher matchGroupId = excludedArtifactPattern.matcher( project.getArtifactId() );
if ( matchGroupId.find() )
{
if ( log.isDebugEnabled() )
{
log.debug( "Exclude " + project.getArtifactId() );
}
return true;
}
}
catch ( PatternSyntaxException e )
{
log.warn( String.format( INVALID_PATTERN_MESSAGE, excludedArtifactPattern.pattern() ) );
}
}
return false;
}
}
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