org.linuxstuff.mojo.licensing.CollectReportsMojo Maven / Gradle / Ivy

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package org.linuxstuff.mojo.licensing;

import java.io.File;
import java.util.List;

import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.MavenProjectHelper;
import org.linuxstuff.mojo.licensing.model.ArtifactWithLicenses;
import org.linuxstuff.mojo.licensing.model.LicensingReport;

import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.StaxDriver;

/**
 * @goal collect-reports
 * @requiresProject true
 * @threadSafe
 * @aggregator
 */
public class CollectReportsMojo extends AbstractLicensingMojo {

	/**
	 * Maven ProjectHelper.
	 * 
	 * @component
	 * @readonly
	 */
	private MavenProjectHelper projectHelper;

	/**
	 * The projects in the reactor for aggregation report.
	 * 
	 * @parameter expression="${reactorProjects}"
	 * @readonly
	 * @required
	 */
	private List reactorProjects;

	private LicensingReport report;

	@Override
	public void execute() throws MojoExecutionException, MojoFailureException {

		readLicensingRequirements();

		report = new LicensingReport();

		XStream xstream = new XStream(new StaxDriver());
		xstream.processAnnotations(ArtifactWithLicenses.class);
		xstream.processAnnotations(LicensingReport.class);

		for (MavenProject p : reactorProjects) {

			File licenseXml = new File(p.getBuild().getDirectory(), thirdPartyLicensingFilename);

			if (licenseXml.canRead()) {
				LicensingReport artifactReport = (LicensingReport) xstream.fromXML(licenseXml);
				getLog().debug("Successfully turned " + licenseXml + " into " + artifactReport);
				report.combineWith(artifactReport);
			} else {
				getLog().debug("No report file found at: " + licenseXml.getAbsolutePath());
			}
		}

		File outputFile = new File(project.getBuild().getDirectory(), aggregatedThirdPartyLicensingFilename);
		report.writeReport(outputFile);

		projectHelper.attachArtifact(project, outputFile, "aggregated-third-party-licensing");

	}

}