/*
    * Copyright 2006-2012 smartics, Kronseder & Reiner GmbH
    *
    * 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 de.smartics.maven.util.project;
  
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.artifact.repository.DefaultArtifactRepository;
  import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout;
  import org.apache.maven.plugin.logging.Log;
  import org.apache.maven.profiles.DefaultProfileManager;
  import org.apache.maven.profiles.ProfileManager;
  import org.apache.maven.project.MavenProjectBuilder;
  import org.codehaus.plexus.PlexusContainer;
  import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
  
  /**
   * A simple bean to provide information to services that require some sort of
   * Maven infrastructure. This is something like the Plexus container, but it is
   * not required to have that reference.
   *
   * @author <a href="mailto:robert.reiner@smartics.de">Robert Reiner</a>
   * @version $Revision: 12040 $
   */
  public class DefaultMavenContext implements MavenContext
  {
    // ********************************* Fields *********************************
  
    // --- constants ------------------------------------------------------------
  
    // --- members --------------------------------------------------------------
  
    /**
     * The plugin logger.
     */
    private final Log log;
  
    /**
     * The plexus container.
     */
    private final PlexusContainer container;
  
    /**
     * The project builder.
     */
    private MavenProjectBuilder projectBuilder;
  
    /**
     * The repository layout.
     */
    private ArtifactRepositoryLayout repositoryLayout;
  
    /**
     * The local repository.
     */
    private ArtifactRepository localRepository;
  
    /**
     * The profile manager.
     */
    private ProfileManager profileManager;
  
    // ****************************** Initializer *******************************
  
    // ****************************** Constructors ******************************
  
    /**
     * Default constructor.
     *
     * @param log the logger provided by the Maven client that is the client to
     *        this context.
     * @param container the plexus container with further information to be set.
     * @param localRepositoryDirName the path to the local repository.
     * @throws ComponentLookupException if a required component cannot be found.
     */
    public DefaultMavenContext(final Log log, final PlexusContainer container,
        final String localRepositoryDirName) throws ComponentLookupException
    {
      this.log = log;
      this.container = container;
  
      projectBuilder = (MavenProjectBuilder) container
          .lookup(MavenProjectBuilder.ROLE);
      repositoryLayout = (ArtifactRepositoryLayout) container.lookup(
          ArtifactRepositoryLayout.ROLE, "default");
      initLocalRepository(localRepositoryDirName);
      profileManager = new DefaultProfileManager(container);
    }
 
   /**
    * Constructor that sets the container referenct to <code>null</code>.
    *
    * @param log the logger provided by the Maven client that is the client to
    *        this context.
    * @param projectBuilder the project builder to set.
    * @param localRepository the local artefact repository to set.
    * @param profileManager the profile manager to set.
    */
   public DefaultMavenContext(final Log log,
       final MavenProjectBuilder projectBuilder,
       final ArtifactRepository localRepository,
       final ProfileManager profileManager)
   {
     this.log = log;
     this.container = null;
     this.projectBuilder = projectBuilder;
     this.localRepository = localRepository;
     this.profileManager = profileManager;
   }
 
   // ****************************** Inner Classes *****************************
 
   // ********************************* Methods ********************************
 
   // --- init -----------------------------------------------------------------
 
   /**
    * Initializes the local repository.
    *
    * @param localRepositoryDirName the path to the local repository.
    */
   private void initLocalRepository(String localRepositoryDirName) // NOPMD
   {
     if (!localRepositoryDirName.startsWith("file:"))
     {
       localRepositoryDirName = "file://" + localRepositoryDirName;
     }
     localRepository = new DefaultArtifactRepository("local",
         localRepositoryDirName, repositoryLayout);
   }
 
   // --- get&set --------------------------------------------------------------
 
   /**
    * {@inheritDoc}
    *
    * @see de.smartics.maven.util.project.MavenContext#getLog()
    */
   public Log getLog()
   {
     return log;
   }
 
   /**
    * {@inheritDoc}
    *
    * @see de.smartics.maven.util.project.MavenContext#getContainer()
    */
   public PlexusContainer getContainer()
   {
     return container;
   }
 
   /**
    * {@inheritDoc}
    *
    * @see de.smartics.maven.util.project.MavenContext#getProjectBuilder()
    */
   public MavenProjectBuilder getProjectBuilder()
   {
     return projectBuilder;
   }
 
   /**
    * {@inheritDoc}
    *
    * @see de.smartics.maven.util.project.MavenContext#getLocalArtifactRepository()
    */
   public ArtifactRepository getLocalArtifactRepository()
   {
     return localRepository;
   }
 
   /**
    * {@inheritDoc}
    *
    * @see de.smartics.maven.util.project.MavenContext#getProfileManager()
    */
   public ProfileManager getProfileManager()
   {
     return profileManager;
   }
 
   // --- business -------------------------------------------------------------
 
   // --- object basics --------------------------------------------------------
 
 }