org.codehaus.mojo.runtime.builder.MavenShellRuntimeBuilder.java Source code

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Here is the source code for org.codehaus.mojo.runtime.builder.MavenShellRuntimeBuilder.java

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package org.codehaus.mojo.runtime.builder;

/*
 * Copyright (c) 2004, Codehaus.org
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;

import org.apache.maven.artifact.DependencyResolutionRequiredException;
import org.apache.maven.project.MavenProject;
import org.codehaus.mojo.runtime.model.Runtime;
import org.codehaus.mojo.runtime.model.ShellRuntime;
import org.codehaus.plexus.util.FileUtils;
import org.codehaus.plexus.util.IOUtil;

/**
 * @author <a href="jesse.mcconnell@gmail.com">Jesse McConnell</a>
 * @version $Id$
 */
public class MavenShellRuntimeBuilder extends AbstractMavenRuntimeBuilder {
    private File runtimeOutputDirectory;

    private File runtimeLibraryDirectory;

    private File runtimeExecutableDirectory;

    private File runtimeMetaDirectory;

    /* (non-Javadoc)
    * @see org.codehaus.mojo.runtime.builder.shell.MavenRuntimeBuilder#build(org.codehaus.mojo.runtime.model.Runtime, org.apache.maven.project.MavenProject, java.io.File, java.lang.String)
    */
    public void build(Runtime runtime, MavenProject project, File runtimeFile, File outputDirectory)
            throws MavenRuntimeBuilderException {
        try {
            initializeOutputDirectories(runtime, outputDirectory);

            // drop shell script

            String scriptName = runtimeExecutableDirectory + File.separator + runtime.getShell().getId() + ".sh";
            IOUtil.copy(getClass().getResourceAsStream("/templates/runtime-sh.template"),
                    new FileWriter(new File(scriptName)));

            // copy libs to script dir

            List classpathElements = project.getRuntimeClasspathElements();

            for (Iterator i = classpathElements.iterator(); i.hasNext();) {
                String element = (String) i.next();
                if (element.endsWith(".jar")) {
                    FileUtils.copyFileToDirectory(element, runtimeLibraryDirectory.getAbsolutePath());
                }
            }

            // copy runtime to META-INF in build dir
            FileUtils.copyFileToDirectory(runtimeFile, runtimeMetaDirectory);

        } catch (DependencyResolutionRequiredException der) {
            throw new MavenRuntimeBuilderException("error getting dependencies while building runtime", der);
        } catch (IOException ex) {
            throw new MavenRuntimeBuilderException("Exception while building the runtime", ex);
        }
    }

    private void initializeOutputDirectories(Runtime runtime, File outputDirectory)
            throws MavenRuntimeBuilderException {
        try {
            ShellRuntime shell = runtime.getShell();

            if (shell == null) {
                System.out.println("ahhh! null");
            }

            runtimeOutputDirectory = new File(outputDirectory, runtime.getShell().getId());
            runtimeLibraryDirectory = new File(runtimeOutputDirectory, "lib");
            runtimeExecutableDirectory = new File(runtimeOutputDirectory, "bin");
            runtimeMetaDirectory = new File(runtimeOutputDirectory, "META-INF/runtimes");

            mkdir(runtimeOutputDirectory);
            mkdir(runtimeLibraryDirectory);
            mkdir(runtimeExecutableDirectory);
            mkdir(runtimeMetaDirectory);
        } catch (Exception e) {
            throw new MavenRuntimeBuilderException("error creating output directory structure", e);
        }
    }
}