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    *
    * Copyright (c) 2012-2013 Oracle and/or its affiliates. All rights reserved.
    *
    * Oracle 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.
   *
   * 
   * This file incorporates work covered by the following copyright and
   * permission notice:
   *
   * Copyright 2006 Guillaume Nodet
   *
   * Licensed 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.
   */
  
  package org.codehaus.mojo.jaxws;
  
  import java.io.File;
  import java.io.IOException;
  import org.apache.maven.model.Plugin;
  import org.apache.maven.model.PluginExecution;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.MojoFailureException;
  import org.apache.maven.plugins.annotations.LifecyclePhase;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.plugins.annotations.ResolutionScope;
  import org.codehaus.plexus.util.FileUtils;
  import org.codehaus.plexus.util.xml.Xpp3Dom;
  
  /**
   * Reads a JAX-WS service endpoint implementation class
   * and generates all of the portable artifacts for a JAX-WS web service.
   */
  @Mojo( name = "wsgen", defaultPhase = LifecyclePhase.PROCESS_CLASSES,
          requiresDependencyResolution = ResolutionScope.RUNTIME, threadSafe = true )
  public class MainWsGenMojo
      extends AbstractWsGenMojo
  {
  
      /**
       * Specify where to place output generated classes. Use <code>xnocompile</code>
       * to turn this off.
       */
      @Parameter( defaultValue = "${project.build.outputDirectory}" )
      private File destDir;
  
      /**
       * Specify where to place generated source files, keep is turned on with this option.
       */
      @Parameter( defaultValue = "${project.build.directory}/generated-sources/wsgen" )
      private File sourceDestDir;
  
      /**
       * Directory containing the generated wsdl files.
       */
      @Parameter( defaultValue = "${project.build.directory}/generated-sources/wsdl" )
      private File resourceDestDir;
  
      /**
       * Either ${build.outputDirectory} or ${build.testOutputDirectory}.
       */
      @Override
      protected File getDestDir()
      {
          return destDir;
      }
  
      @Override
      protected File getSourceDestDir()
      {
          return sourceDestDir;
      }
  
      @Override
      protected File getResourceDestDir()
      {
          return resourceDestDir;
     }
 
     @Override
     protected File getDefaultSrcOut()
     {
         return new File( project.getBuild().getDirectory(), "generated-sources/wsgen" );
     }
 
     @Override
     protected File getClassesDir()
     {
         return new File( project.getBuild().getOutputDirectory() );
     }
 
     @Override
     public void executeJaxws()
         throws MojoExecutionException, MojoFailureException
     {
         super.executeJaxws();
         if ( genWsdl )
         {
             try
             {
                 attachWsdl();
             }
             catch ( IOException ex )
             {
                 throw new MojoExecutionException( "Failed to execute wsgen", ex );
             }
         }
 
     }
 
     private void attachWsdl()
         throws IOException
     {
         File target = new File( project.getBuild().getDirectory() );
         if ( !"war".equalsIgnoreCase( project.getPackaging() ) )
         {
             // META-INF/wsdl for jar etc packagings
             target = new File( project.getBuild().getOutputDirectory(), "META-INF/wsdl" );
         }
         else
         {
             // WEB-INF/wsdl for war
             String targetPath = null;
             Plugin war = project.getBuild().getPluginsAsMap().get( "org.apache.maven.plugins:maven-war-plugin" );
             for ( PluginExecution exec : war.getExecutions() )
             {
                 // check execution/configuration
                 String s = getWebappDirectory( exec.getConfiguration() );
                 if ( s != null )
                 {
                     targetPath = s;
                     break;
                 }
             }
             if ( targetPath == null )
             {
                 // check global plugin configuration
                 targetPath = getWebappDirectory( war.getConfiguration() );
             }
             target =
                 targetPath != null ? new File( targetPath ) : new File( target, project.getBuild().getFinalName() );
             target = new File( target, "WEB-INF/wsdl" );
         }
         if ( !target.mkdirs() && !target.exists() )
         {
             getLog().warn( "Cannot create directory: " + target.getAbsolutePath() );
         }
         getLog().debug( "Packaging WSDL(s) to: " + target );
         FileUtils.copyDirectory( getResourceDestDir(), target );
     }
 
     private String getWebappDirectory( Object conf )
     {
         if ( conf == null )
         {
             return null;
         }
         Xpp3Dom el = ( (Xpp3Dom) conf ).getChild( "webappDirectory" );
         return el != null ? el.getValue() : null;
     }
 }