package org.andromda.maven.plugin.andromdapp;
   
   import java.net.URL;
   import org.andromda.andromdapp.AndroMDApp;
   import org.andromda.core.common.ResourceUtils;
   import org.apache.maven.plugin.MojoExecutionException;
   
   /**
    * AndroMDA application generator Mojo.
   *
   * @author Chad Brandon
   * @goal generate
   * @requiresProject false
   * @requiresDependencyResolution
   */
  public class AndroMDAppMojo
      extends AbstractAndroMDAppMojo
  {
      /**
       * An AndroMDApp configuration that contains some internal configuration information (like the AndroMDA
       * version, etc).
       */
      private static final String INTERNAL_CONFIGURATION_URI = "META-INF/andromdapp/configuration.xml";
  
      /**
       * @see org.apache.maven.plugin.Mojo#execute()
       */
      public void execute()
          throws MojoExecutionException
      {
          if (this.skipProcessing)
          {
              getLog().info("andromdapp:generate skipProcessing");
              return;
          }
          try
          {
              AndroMDApp andromdapp = new AndroMDApp();
              final URL internalConfiguration = ResourceUtils.getResource(INTERNAL_CONFIGURATION_URI);
              if (internalConfiguration == null)
              {
                  throw new MojoExecutionException("No configuration could be loaded from --> '" +
                      INTERNAL_CONFIGURATION_URI + '\'');
              }
              andromdapp.addConfigurationUri(internalConfiguration.toString());
              final String configuration = this.getConfigurationContents();
              if (configuration != null)
              {
                  andromdapp.addConfiguration(this.getConfigurationContents());
              }
              andromdapp.run();
          }
          catch (final Throwable throwable)
          {
              if (throwable instanceof MojoExecutionException)
              {
                  throw (MojoExecutionException)throwable;
              }
              throw new MojoExecutionException("An error occurred while attempting to generate an application", throwable);
          }
      }
  }