OpenfireManifestMojo.java

package com.reucon.maven.plugin.openfire;

/*
 * 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 org.apache.maven.archiver.MavenArchiver;
import org.apache.maven.artifact.DependencyResolutionRequiredException;
import org.apache.maven.plugin.MojoExecutionException;
import org.codehaus.plexus.archiver.jar.Manifest;
import org.codehaus.plexus.archiver.jar.ManifestException;
import org.codehaus.plexus.util.IOUtil;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * Generate a manifest for the Openfire Plugin.
 *
 * @author Mike Perham
 * @version $Id$
 * @goal manifest
 * @phase process-resources
 * @requiresDependencyResolution runtime
 */
public class OpenfireManifestMojo extends AbstractOpenfireMojo
{
    /**
     * Executes the OpenfireMojo on the current project.
     *
     * @throws MojoExecutionException if an error occured while building the webapp
     */
    public void execute() throws MojoExecutionException
    {
        File manifestDir = new File(getWarSourceDirectory(), "META-INF");
        if (!manifestDir.exists())
        {
            manifestDir.mkdirs();
        }
        File manifestFile = new File(manifestDir, "MANIFEST.MF");
        MavenArchiver ma = new MavenArchiver();
        ma.setArchiver(jarArchiver);
        ma.setOutputFile(manifestFile);

        PrintWriter printWriter = null;
        try
        {
            Manifest mf = ma.getManifest(getProject(), archive.getManifest());
            printWriter = new PrintWriter(new FileWriter(manifestFile));
            mf.write(printWriter);
        }
        catch (ManifestException e)
        {
            throw new MojoExecutionException("Error preparing the manifest: " + e.getMessage(), e);
        }
        catch (DependencyResolutionRequiredException e)
        {
            throw new MojoExecutionException("Error preparing the manifest: " + e.getMessage(), e);
        }
        catch (IOException e)
        {
            throw new MojoExecutionException("Error preparing the manifest: " + e.getMessage(), e);
        }
        finally
        {
            IOUtil.close(printWriter);
        }
    }
}