/*

  * EL4J, the Extension Library for the J2EE, adds incremental enhancements to

  * the spring framework, http://el4j.sf.net

  * Copyright (C) 2006 by ELCA Informatique SA, Av. de la Harpe 22-24,

  * 1000 Lausanne, Switzerland, http://www.elca.ch

  *

  * EL4J is published under the GNU Lesser General Public License (LGPL)

  * Version 2.1. See http://www.gnu.org/licenses/

  *

  * This program 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.

  *

  * For alternative licensing, please contact info@elca.ch

  */

 package ch.elca.el4j.maven.plugins.checkclipsehelper;

 import java.io.File;

 import java.io.FileOutputStream;

 import java.io.IOException;

 import java.util.Properties;

 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 org.springframework.util.DefaultPropertiesPersister;

 import org.springframework.util.PropertiesPersister;

 import org.springframework.util.StringUtils;

 /**

  * Mojo to config files in the .settings directory.

  *

  * @svnLink $Revision: 3872 $;$Date: 2009-08-04 13:41:09 +0200 (Di, 04. Aug 2009) $;$Author: swismer $;$URL: https://el4j.svn.sourceforge.net/svnroot/el4j/branches/el4j_3_1/el4j/maven/plugins/maven-checkclipse-helper-plugin/src/main/java/ch/elca/el4j/maven/plugins/checkclipsehelper/CheckclipseConfigSettingsMojo.java $

  *

  * @author Martin Zeltner (MZE)

  *

  * @goal checkclipse-config-settings

  * @requiresProject true

  */

 public class CheckclipseConfigSettingsMojo extends AbstractMojo {

         // Checkstyle: MemberName off

         /**

          * Path to checkclipse config file.

          *

          * @parameter expression="${checkclipsehelper.settingsConfigFilePath}"

          *            default-value=".settings/de.mvmsoft.checkclipse.prefs"

          * @required

          */

         protected File settingsConfigFilePath;

         /**

          * Flag to enable checkclipse.

          *

          * @parameter expression="${checkclipsehelper.enableCheckclipse}"

          *            default-value="true"

          * @required

          */

         protected boolean enableCheckclipse;

         /**

          * Flag to use the project classloader to execute checkstyle checks.

          *

          * @parameter expression="${checkclipsehelper.useProjectClassloader}"

          *            default-value="true"

          * @required

          */

         protected boolean useProjectClassloader;

         /**

          * The maven project.

          *

          * @parameter expression="${project}"

          * @required

          * @readonly

          */

         protected MavenProject project;

         // Checkstyle: MemberName on

         /**

          * Util to save property files.

          */

         protected final PropertiesPersister m_persister

                 = new DefaultPropertiesPersister();

         /**

          * {@inheritDoc}

          */

         public void execute() throws MojoExecutionException, MojoFailureException {

                 String projectPackaging = project.getPackaging();

                 if (!StringUtils.hasText(projectPackaging)

                         || projectPackaging.contains("pom")) {

                         getLog().info("No checkclipse settings config for pom project.");

                         return;

                 }

                 if (settingsConfigFilePath.isDirectory()) {

                         throw new MojoExecutionException("Given file path "

                                 + settingsConfigFilePath.getAbsolutePath()

                                 + " is a directory!");

                 }

                 getLog().info(

                         "Writing file " + settingsConfigFilePath.getAbsolutePath());

                 // Create dir of config file if it does not exist

                 String filePath = settingsConfigFilePath.getPath();

                 String dirPath = filePath.substring(0,

                         filePath.lastIndexOf(java.io.File.separatorChar));

                 java.io.File dir = new java.io.File(dirPath);

                 if (!dir.isDirectory()) {

                         getLog().info("Directory " + dir.getAbsolutePath() + " does not "

                                 + "exist. Will try to create it.");

                         dir.mkdirs();

                 }

                 Properties props = new Properties();

                 props.setProperty("enabled", Boolean.toString(enableCheckclipse));

                 props.setProperty("projectclassloader",

                         Boolean.toString(useProjectClassloader));

                 try {

                         m_persister.store(props,

                                 new FileOutputStream(settingsConfigFilePath),

                                 "Checkclipse settings config file");

                 } catch (IOException e) {

                         throw new MojoExecutionException(

                                 "Can not write file to given file path "

                                 + settingsConfigFilePath.getAbsolutePath(), e);

                 }

         }

 }