package org.andromda.maven.plugin.bootstrap;
   
   import java.io.File;
   import java.io.FileNotFoundException;
   import java.net.MalformedURLException;
   import java.net.URL;
   import java.util.List;
   import org.andromda.core.AndroMDA;
   import org.andromda.core.common.ExceptionUtils;
  import org.andromda.core.common.ResourceUtils;
  import org.andromda.core.configuration.Configuration;
  import org.andromda.core.configuration.Model;
  import org.andromda.core.configuration.Repository;
  import org.andromda.maven.plugin.configuration.AbstractConfigurationMojo;
  import org.apache.maven.artifact.factory.ArtifactFactory;
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.model.Plugin;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.settings.Settings;
  
  
  /**
   * This is exactly the same as the regular AndroMDAMojo in the
   * andromda-maven-plugin, however this is the <em>bootstrap</em> plugin which
   * is used to run AndroMDA in bootstrap mode (with the bootstrap artifacts).
   *
   * @author Chad Brandon
   * @goal run
   * @phase generate-sources
   * @requiresDependencyResolution runtime
   */
  public class AndroMDAMojo
      extends AbstractConfigurationMojo
  {
      /**
       * This is the URI to the AndroMDA configuration file.
       *
       * @parameter expression="file:${basedir}/conf/andromda.xml"
       * @required
       */
      private String configurationUri;
  
      /**
       * @parameter expression="${project}"
       * @required
       * @readonly
       */
      private MavenProject project;
  
      /**
       * @parameter expression="${project.build.filters}"
       */
      private List<String> propertyFiles;
  
      /**
       * Whether or not a last modified check should be performed before running
       * AndroMDA again.
       *
       * @parameter expression="false"
       * @required
       */
      private boolean lastModifiedCheck;
  
      /**
       * The directory to which the build source is located (any generated
       * source).
       *
       * @parameter expression="${project.build.directory}/src/main/java"
       */
      private File buildSourceDirectory;
  
      /**
       * The directory where the model generation output history is located
       * (Modelname file containing a list of files generated by that model).
       *
       * @parameter expression="${project.build.directory}/history"
       */
      private File modelOutputHistory;
  
      /**
       * The current user system settings for use in Maven. (allows us to pass the
       * user settings to the AndroMDA configuration).
       *
       * @parameter expression="${settings}"
       * @required
       * @readonly
       */
      private Settings settings;
  
      /**
       * @component role="org.apache.maven.artifact.factory.ArtifactFactory"
       * @required
       * @readonly
       */
      private ArtifactFactory factory;
  
      /**
       * The registered plugin implementations.
      *
      * @parameter expression="${project.build.plugins}"
      * @required
      * @readonly
      */
     protected List<Plugin> plugins;
 
     /**
      * @parameter expression="${localRepository}"
      * @required
      * @readonly
      */
     protected ArtifactRepository localRepository;
 
     /**
      * @see org.apache.maven.plugin.Mojo#execute()
      */
     public void execute()
         throws MojoExecutionException
     {
         try
         {
             final URL configurationUri = ResourceUtils.toURL(this.configurationUri);
             if (configurationUri == null)
             {
                 throw new MojoExecutionException("Configuration could not be loaded from '" + this.configurationUri +
                         '\'');
             }
             final Configuration configuration = this.getConfiguration(configurationUri);
             boolean execute = true;
             if (this.lastModifiedCheck)
             {
                 execute = ResourceUtils.modifiedAfter(
                         ResourceUtils.getLastModifiedTime(configurationUri),
                         this.buildSourceDirectory);
                 if (!execute)
                 {
                     //TODO This duplicates functionality in ModelProcessor. It also doesn't work if files are generated to multiple different project locations.
                     final Repository[] repositories = configuration.getRepositories();
                     int repositoryCount = repositories.length;
                     for (int ctr = 0; ctr < repositoryCount; ctr++)
                     {
                         final Repository repository = repositories[ctr];
                         if (repository != null)
                         {
                             final Model[] models = repository.getModels();
                             final int modelCount = models.length;
                             for (int ctr2 = 0; ctr2 < modelCount; ctr2++)
                             {
                                 final Model model = models[ctr2];
                                 execute = ResourceUtils.modifiedAfter(
                                         model.getLastModified(),
                                         this.buildSourceDirectory);
                                 if (execute)
                                 {
                                     break;
                                 }
                             }
                         }
                     }
                 }
             }
             if (execute)
             {
                 this.initializeClasspathFromClassPathElements(this.project.getRuntimeClasspathElements());
                 final AndroMDA andromda = AndroMDA.newInstance();
                 andromda.run(configuration, lastModifiedCheck, this.modelOutputHistory.getAbsolutePath());
                 andromda.shutdown();
             }
             else
             {
                 this.getLog().info("Files are up-to-date, skipping AndroMDA execution");
             }
             if (this.buildSourceDirectory != null)
             {
                 this.getProject().addCompileSourceRoot(this.buildSourceDirectory.toString());
             }
         }
         catch (Throwable throwable)
         {
             String message = "Error running AndroMDA";
             throwable = ExceptionUtils.getRootCause(throwable);
             if (throwable instanceof MalformedURLException || throwable instanceof FileNotFoundException)
             {
                 message = "Configuration is not valid '" + this.configurationUri + '\'';
             }
             throw new MojoExecutionException(message, throwable);
         }
     }
 
     /**
      * @param configurationUri The configurationUri to set.
      */
     public void setConfigurationUri(String configurationUri)
     {
         this.configurationUri = configurationUri;
     }
 
     /**
      * @param project The project to set.
      */
     public void setProject(MavenProject project)
     {
         this.project = project;
     }
 
     /**
      * Sets the current settings for this Mojo.
      *
      * @param settings The settings to set.
      */
     public void setSettings(Settings settings)
     {
         this.settings = settings;
     }
 
     /**
      * Sets the property files for this project.
      *
      * @param propertyFiles
      */
     public void setPropertyFiles(List<String> propertyFiles)
     {
         this.propertyFiles = propertyFiles;
     }
 
     /**
      * @see org.andromda.maven.plugin.configuration.AbstractConfigurationMojo#getProject()
      */
     protected MavenProject getProject()
     {
         return this.project;
     }
 
     /**
      * @see org.andromda.maven.plugin.configuration.AbstractConfigurationMojo#getPropertyFiles()
      */
     protected List<String> getPropertyFiles()
     {
         return this.propertyFiles;
     }
 
     /**
      * @see org.andromda.maven.plugin.configuration.AbstractConfigurationMojo#getSettings()
      */
     protected Settings getSettings()
     {
         return this.settings;
     }
 
     /**
      * @see org.andromda.maven.plugin.configuration.AbstractConfigurationMojo#getFactory()
      */
     protected ArtifactFactory getFactory()
     {
         return this.factory;
     }
 
     /**
      * @see org.andromda.maven.plugin.configuration.AbstractConfigurationMojo#getPlugins()
      */
     protected List<Plugin> getPlugins()
     {
         return this.plugins;
     }
 
     /**
      * @see org.andromda.maven.plugin.configuration.AbstractConfigurationMojo#getLocalRepository()
      */
     protected ArtifactRepository getLocalRepository()
     {
         return this.localRepository;
     }
 }