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org.apache.maven.plugins.dependency.fromDependencies.CopyDependenciesMojo Maven / Gradle / Ivy

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package org.apache.maven.plugins.dependency.fromDependencies;

/*
 * 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.io.File;
import java.util.Collections;
import java.util.Map;
import java.util.Set;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugins.annotations.Component;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.plugins.annotations.ResolutionScope;
import org.apache.maven.plugins.dependency.utils.DependencyStatusSets;
import org.apache.maven.plugins.dependency.utils.DependencyUtil;
import org.apache.maven.plugins.dependency.utils.filters.DestFileFilter;
import org.apache.maven.project.ProjectBuildingRequest;
import org.apache.maven.shared.artifact.filter.collection.ArtifactsFilter;
import org.apache.maven.shared.transfer.artifact.DefaultArtifactCoordinate;
import org.apache.maven.shared.transfer.artifact.install.ArtifactInstaller;
import org.apache.maven.shared.transfer.artifact.install.ArtifactInstallerException;
import org.apache.maven.shared.transfer.artifact.resolve.ArtifactResolverException;

/**
 * Goal that copies the project dependencies from the repository to a defined location.
 *
 * @author Brian Fox
 * @since 1.0
 */
//CHECKSTYLE_OFF: LineLength
@Mojo( name = "copy-dependencies", requiresDependencyResolution = ResolutionScope.TEST, defaultPhase = LifecyclePhase.PROCESS_SOURCES, threadSafe = true )
//CHECKSTYLE_ON: LineLength
public class CopyDependenciesMojo
    extends AbstractFromDependenciesMojo
{
    /**
     * Also copy the pom of each artifact.
     *
     * @since 2.0
     */
    @Parameter( property = "mdep.copyPom", defaultValue = "false" )
    protected boolean copyPom = true;

    /**
     *
     */
    @Component
    private ArtifactInstaller installer;

    /**
     *
     */
    @Component( role = ArtifactRepositoryLayout.class )
    private Map repositoryLayouts;

    /**
     * Either append the artifact's baseVersion or uniqueVersion to the filename. Will only be used if
     * {@link #isStripVersion()} is {@code false}.
     * 
     * @since 2.6
     */
    @Parameter( property = "mdep.useBaseVersion", defaultValue = "true" )
    protected boolean useBaseVersion = true;

    /**
     * Add parent poms to the list of copied dependencies (both current project pom parents and dependencies parents).
     * 
     * @since 2.8
     */
    @Parameter( property = "mdep.addParentPoms", defaultValue = "false" )
    protected boolean addParentPoms;

    /**
     * not used in this goal
     */
    @Parameter
    protected boolean useJvmChmod = true;

    /**
     * not used in this goal
     */
    @Parameter
    protected boolean ignorePermissions;

    /**
     * Main entry into mojo. Gets the list of dependencies and iterates through calling copyArtifact.
     *
     * @throws MojoExecutionException with a message if an error occurs.
     * @see #getDependencySets(boolean, boolean)
     * @see #copyArtifact(Artifact, boolean, boolean, boolean, boolean)
     */
    @Override
    protected void doExecute()
        throws MojoExecutionException
    {
        DependencyStatusSets dss = getDependencySets( this.failOnMissingClassifierArtifact, addParentPoms );
        Set artifacts = dss.getResolvedDependencies();

        if ( !useRepositoryLayout )
        {
            for ( Artifact artifact : artifacts )
            {
                copyArtifact( artifact, isStripVersion(), this.prependGroupId, this.useBaseVersion,
                              this.stripClassifier );
            }
        }
        else
        {
            ProjectBuildingRequest buildingRequest =
                getRepositoryManager().setLocalRepositoryBasedir( session.getProjectBuildingRequest(),
                                                                  outputDirectory );

            artifacts.forEach( artifact -> installArtifact( artifact, buildingRequest ) );
        }

        Set skippedArtifacts = dss.getSkippedDependencies();
        for ( Artifact artifact : skippedArtifacts )
        {
            getLog().info( artifact.getId() + " already exists in destination." );
        }

        if ( isCopyPom() && !useRepositoryLayout )
        {
            copyPoms( getOutputDirectory(), artifacts, this.stripVersion );
            copyPoms( getOutputDirectory(), skippedArtifacts, this.stripVersion, this.stripClassifier ); // Artifacts
                                                                                                         // that already
                                                                                                         // exist may
                                                                                                         // not yet have
                                                                                                         // poms
        }
    }

    /**
     * install the artifact and the corresponding pom if copyPoms=true
     * 
     * @param artifact
     * @param buildingRequest
     */
    private void installArtifact( Artifact artifact, ProjectBuildingRequest buildingRequest )
    {
        try
        {
            installer.install( buildingRequest, Collections.singletonList( artifact ) );
            installBaseSnapshot( artifact, buildingRequest );

            if ( !"pom".equals( artifact.getType() ) && isCopyPom() )
            {
                Artifact pomArtifact = getResolvedPomArtifact( artifact );
                if ( pomArtifact != null && pomArtifact.getFile() != null && pomArtifact.getFile().exists() )
                {
                    installer.install( buildingRequest, Collections.singletonList( pomArtifact ) );
                    installBaseSnapshot( pomArtifact, buildingRequest );
                }
            }
        }
        catch ( ArtifactInstallerException e )
        {
            getLog().warn( "unable to install " + artifact, e );
        }
    }

    private void installBaseSnapshot( Artifact artifact, ProjectBuildingRequest buildingRequest )
        throws ArtifactInstallerException
    {
        if ( artifact.isSnapshot() && !artifact.getBaseVersion().equals( artifact.getVersion() ) )
        {
            String version = artifact.getVersion();
            try
            {
                artifact.setVersion( artifact.getBaseVersion() );
                installer.install( buildingRequest, Collections.singletonList( artifact ) );
            }
            finally
            {
                artifact.setVersion( version );
            }
        }
    }

    /**
     * Copies the Artifact after building the destination file name if overridden. This method also checks if the
     * classifier is set and adds it to the destination file name if needed.
     *
     * @param artifact representing the object to be copied.
     * @param removeVersion specifies if the version should be removed from the file name when copying.
     * @param prependGroupId specifies if the groupId should be prepend to the file while copying.
     * @param theUseBaseVersion specifies if the baseVersion of the artifact should be used instead of the version.
     * @throws MojoExecutionException with a message if an error occurs.
     * @see #copyArtifact(Artifact, boolean, boolean, boolean, boolean)
     */
    protected void copyArtifact( Artifact artifact, boolean removeVersion, boolean prependGroupId,
                                 boolean theUseBaseVersion )
        throws MojoExecutionException
    {
        copyArtifact( artifact, removeVersion, prependGroupId, theUseBaseVersion, false );
    }

    /**
     * Copies the Artifact after building the destination file name if overridden. This method also checks if the
     * classifier is set and adds it to the destination file name if needed.
     *
     * @param artifact representing the object to be copied.
     * @param removeVersion specifies if the version should be removed from the file name when copying.
     * @param prependGroupId specifies if the groupId should be prepend to the file while copying.
     * @param theUseBaseVersion specifies if the baseVersion of the artifact should be used instead of the version.
     * @param removeClassifier specifies if the classifier should be removed from the file name when copying.
     * @throws MojoExecutionException with a message if an error occurs.
     * @see #copyFile(File, File)
     * @see DependencyUtil#getFormattedOutputDirectory(boolean, boolean, boolean, boolean, boolean, boolean, File, Artifact)
     */
    protected void copyArtifact( Artifact artifact, boolean removeVersion, boolean prependGroupId,
                                 boolean theUseBaseVersion, boolean removeClassifier )
        throws MojoExecutionException
    {

        String destFileName = DependencyUtil.getFormattedFileName( artifact, removeVersion, prependGroupId,
                                                                   theUseBaseVersion, removeClassifier );

        File destDir = DependencyUtil.getFormattedOutputDirectory( useSubDirectoryPerScope, useSubDirectoryPerType,
                                                              useSubDirectoryPerArtifact, useRepositoryLayout,
                                                              stripVersion, stripType, outputDirectory, artifact );
        File destFile = new File( destDir, destFileName );

        copyFile( artifact.getFile(), destFile );
    }

    /**
     * Copy the pom files associated with the artifacts.
     * 
     * @param destDir The destination directory {@link File}.
     * @param artifacts The artifacts {@link Artifact}.
     * @param removeVersion remove version or not.
     * @throws MojoExecutionException in case of errors.
     */
    public void copyPoms( File destDir, Set artifacts, boolean removeVersion )
        throws MojoExecutionException

    {
        copyPoms( destDir, artifacts, removeVersion, false );
    }

    /**
     * Copy the pom files associated with the artifacts.
     * 
     * @param destDir The destination directory {@link File}.
     * @param artifacts The artifacts {@link Artifact}.
     * @param removeVersion remove version or not.
     * @param removeClassifier remove the classifier or not.
     * @throws MojoExecutionException in case of errors.
     */
    public void copyPoms( File destDir, Set artifacts, boolean removeVersion, boolean removeClassifier )
        throws MojoExecutionException

    {
        for ( Artifact artifact : artifacts )
        {
            Artifact pomArtifact = getResolvedPomArtifact( artifact );

            // Copy the pom
            if ( pomArtifact != null && pomArtifact.getFile() != null && pomArtifact.getFile().exists() )
            {
                File pomDestFile =
                    new File( destDir, DependencyUtil.getFormattedFileName( pomArtifact, removeVersion, prependGroupId,
                                                                            useBaseVersion, removeClassifier ) );
                if ( !pomDestFile.exists() )
                {
                    copyFile( pomArtifact.getFile(), pomDestFile );
                }
            }
        }
    }

    /**
     * @param artifact {@link Artifact}
     * @return {@link Artifact}
     */
    protected Artifact getResolvedPomArtifact( Artifact artifact )
    {
        DefaultArtifactCoordinate coordinate = new DefaultArtifactCoordinate();
        coordinate.setGroupId( artifact.getGroupId() );
        coordinate.setArtifactId( artifact.getArtifactId() );
        coordinate.setVersion( artifact.getVersion() );
        coordinate.setExtension( "pom" );

        Artifact pomArtifact = null;
        // Resolve the pom artifact using repos
        try
        {
            ProjectBuildingRequest buildingRequest = newResolveArtifactProjectBuildingRequest();

            pomArtifact = getArtifactResolver().resolveArtifact( buildingRequest, coordinate ).getArtifact();
        }
        catch ( ArtifactResolverException e )
        {
            getLog().info( e.getMessage() );
        }
        return pomArtifact;
    }

    @Override
    protected ArtifactsFilter getMarkedArtifactFilter()
    {
        return new DestFileFilter( this.overWriteReleases, this.overWriteSnapshots, this.overWriteIfNewer,
                                   this.useSubDirectoryPerArtifact, this.useSubDirectoryPerType,
                                   this.useSubDirectoryPerScope, this.useRepositoryLayout, this.stripVersion,
                                   this.prependGroupId, this.useBaseVersion, this.outputDirectory );
    }

    /**
     * @return true, if the pom of each artifact must be copied
     */
    public boolean isCopyPom()
    {
        return this.copyPom;
    }

    /**
     * @param copyPom - true if the pom of each artifact must be copied
     */
    public void setCopyPom( boolean copyPom )
    {
        this.copyPom = copyPom;
    }
}




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