package org.apache.maven.surefire.its;
   
   /*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF 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.
   */
  
  import java.io.File;
  import java.io.IOException;
  import java.util.Iterator;
  import java.util.List;
  import java.util.Random;
  import org.apache.maven.settings.Profile;
  import org.apache.maven.settings.Repository;
  import org.apache.maven.settings.RepositoryPolicy;
  import org.apache.maven.settings.Settings;
  import org.apache.maven.settings.io.xpp3.SettingsXpp3Reader;
  import org.apache.maven.settings.io.xpp3.SettingsXpp3Writer;
  import org.apache.maven.shared.utils.ReaderFactory;
  import org.apache.maven.shared.utils.WriterFactory;
  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
  
  /**
   * Helper class to assist in using verifier with a staged local repository.
   *
   * @author Stephen Connolly
   * @since 05-Jan-2010 07:36:22
   */
  public final class StagedLocalRepoHelper
  {
      private StagedLocalRepoHelper()
      {
          throw new IllegalAccessError( "Helper class" );
      }
  
      private static String toUrl( String filename )
      {
          /*
          * NOTE: Maven fails to properly handle percent-encoded "file:" URLs (WAGON-111) so don't use File.toURI() here
          * as-is but use the decoded path component in the URL.
          */
          String url = "file://" + new File( filename ).toURI().getPath();
          if ( url.endsWith( "/" ) )
          {
              url = url.substring( 0, url.length() - 1 );
          }
          return url;
      }
  
  
      public static void createStagedSettingsXml( File originalSettingsXml, File stagedLocalRepo, File stagedSettingsXml )
          throws IOException
      {
          Random entropy = new Random();
          try
          {
              Settings settings = new SettingsXpp3Reader().read( ReaderFactory.newXmlReader( originalSettingsXml ) );
  
              String localRepo = System.getProperty( "maven.repo.local" );
  
              if ( localRepo == null )
              {
                  localRepo = settings.getLocalRepository();
              }
  
              if ( localRepo == null )
              {
                  localRepo = System.getProperty( "user.home" ) + "/.m2/repository";
              }
  
              File repoDir = new File( localRepo );
  
              if ( !repoDir.exists() )
              {
                  repoDir.mkdirs();
              }
  
              // normalize path
              localRepo = repoDir.getAbsolutePath();
  
              Profile profile = new Profile();
              do
              {
                  profile.setId( "stagedLocalRepo" + entropy.nextLong() );
              }
             while ( settings.getProfilesAsMap().containsKey( profile.getId() ) );
 
             Repository repository = new Repository();
             repository.setId( profile.getId() + entropy.nextLong() );
             RepositoryPolicy policy = new RepositoryPolicy();
             policy.setEnabled( true );
             policy.setChecksumPolicy( "ignore" );
             policy.setUpdatePolicy( "never" );
             repository.setReleases( policy );
             repository.setSnapshots( policy );
             repository.setLayout( "default" );
             repository.setName( "Original Local Repository" );
             repository.setUrl( toUrl( localRepo ) );
             profile.addPluginRepository( repository );
             profile.addRepository( repository );
             settings.addProfile( profile );
             settings.addActiveProfile( profile.getId() );
             settings.setLocalRepository( stagedLocalRepo.getAbsolutePath() );
 
             for ( Iterator<Profile> it = settings.getProfiles().iterator(); it.hasNext(); )
             {
                 profile = it.next();
                 disableUpdates( profile.getRepositories() );
                 disableUpdates( profile.getPluginRepositories() );
             }
 
             new SettingsXpp3Writer().write( WriterFactory.newXmlWriter( stagedSettingsXml ), settings );
         }
         catch ( XmlPullParserException e )
         {
             IOException ioe = new IOException( e.getMessage() );
             ioe.initCause( e );
             throw ioe;
         }
     }
 
     private static void disableUpdates( List<Repository> repositories )
     {
         if ( repositories != null )
         {
             for ( Iterator<Repository> it = repositories.iterator(); it.hasNext(); )
             {
                 Repository repo = it.next();
                 repo.setReleases( disableUpdates( repo.getReleases() ) );
                 repo.setSnapshots( disableUpdates( repo.getSnapshots() ) );
             }
         }
     }
 
     private static RepositoryPolicy disableUpdates( RepositoryPolicy policy )
     {
         if ( policy == null )
         {
             policy = new RepositoryPolicy();
         }
 
         policy.setUpdatePolicy( "never" );
 
         return policy;
     }
 
 }