apparat.embedding.maven.AbstractApparatMojo.java Source code

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Here is the source code for apparat.embedding.maven.AbstractApparatMojo.java

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/*
 * This file is part of Apparat.
 *
 * Copyright (C) 2010 Joa Ebert
 * http://www.joa-ebert.com/
 *
 * This library 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 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
package apparat.embedding.maven;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.project.MavenProject;

import java.io.File;

/**
 * @author Joa Ebert
 */
abstract class AbstractApparatMojo extends AbstractMojo {
    /**
     * The Maven project.
     *
     * @parameter default-value="null" expression="${project}"
     */
    protected MavenProject project;

    /**
     * Additional override for the target file if it is not the default artifact of your project.
     * @parameter expression="${apparat.overrideArtifact}"
     */
    protected File overrideArtifact;

    /**
     * Whether or not to fail if the <code>overrideArtifact</code> is missing.
     *
     * @parameter default-value="true" expression="${apparat.failIfOverrideIsMissing}"
     */
    protected boolean failIfOverrideIsMissing;

    /**
     * {@inheritDoc}
     */
    @Override
    public void execute() throws MojoExecutionException, MojoFailureException {
        final MavenLogAdapter logAdapter = new MavenLogAdapter(getLog());

        try {
            apparat.log.Log.setLevel(logAdapter.getLevel());
            apparat.log.Log.addOutput(logAdapter);

            if (null == overrideArtifact) {
                if (null != project) {
                    processArtifact(project.getArtifact());

                    for (final Artifact artifact : project.getAttachedArtifacts()) {
                        processArtifact(artifact);
                    }
                }
            } else {
                if (!overrideArtifact.exists()) {
                    if (failIfOverrideIsMissing) {
                        throw new MojoFailureException("File " + overrideArtifact + " does not exist.");
                    } else {
                        getLog().warn("Override " + overrideArtifact + " is missing.");
                        return;
                    }
                }

                try {
                    processFile(overrideArtifact);
                } catch (final Throwable cause) {
                    throw new MojoExecutionException("Apparat execution failed.", cause);
                }
            }
        } finally {
            apparat.log.Log.removeOutput(logAdapter);
        }
    }

    private void processArtifact(final Artifact artifact) throws MojoExecutionException, MojoFailureException {
        if (null == artifact) {
            return;
        }

        final String artifactType = artifact.getType();
        if (artifactType.equals("swc") || artifactType.equals("swf")) {
            try {
                if (null != artifact.getFile()) {
                    processFile(artifact.getFile());
                }
            } catch (final Throwable cause) {
                throw new MojoExecutionException("Apparat execution failed.", cause);
            }
        } else {
            getLog().debug("Skipped artifact since its type is " + artifactType + ".");
        }
    }

    abstract protected void processFile(final File file) throws MojoExecutionException, MojoFailureException;
}