/*
    * 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.
   */
  package org.apache.maven.plugin.internal;
  
  import java.util.Map;
  
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.artifact.resolver.ArtifactNotFoundException;
  import org.apache.maven.artifact.resolver.ArtifactResolutionException;
  import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException;
  import org.apache.maven.execution.MavenSession;
  import org.apache.maven.model.Plugin;
  import org.apache.maven.plugin.InvalidPluginDescriptorException;
  import org.apache.maven.plugin.InvalidPluginException;
  import org.apache.maven.plugin.LegacySupport;
  import org.apache.maven.plugin.MavenPluginManager;
  import org.apache.maven.plugin.MojoExecution;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.MojoFailureException;
  import org.apache.maven.plugin.PluginConfigurationException;
  import org.apache.maven.plugin.PluginDescriptorParsingException;
  import org.apache.maven.plugin.PluginManager;
  import org.apache.maven.plugin.PluginManagerException;
  import org.apache.maven.plugin.PluginNotFoundException;
  import org.apache.maven.plugin.PluginResolutionException;
  import org.apache.maven.plugin.descriptor.PluginDescriptor;
  import org.apache.maven.plugin.prefix.DefaultPluginPrefixRequest;
  import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
  import org.apache.maven.plugin.prefix.PluginPrefixRequest;
  import org.apache.maven.plugin.prefix.PluginPrefixResolver;
  import org.apache.maven.plugin.prefix.PluginPrefixResult;
  import org.apache.maven.plugin.version.DefaultPluginVersionRequest;
  import org.apache.maven.plugin.version.PluginVersionNotFoundException;
  import org.apache.maven.plugin.version.PluginVersionRequest;
  import org.apache.maven.plugin.version.PluginVersionResolutionException;
  import org.apache.maven.plugin.version.PluginVersionResolver;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.project.artifact.InvalidDependencyVersionException;
  import org.apache.maven.settings.Settings;
  import org.codehaus.plexus.PlexusContainer;
  import org.codehaus.plexus.component.annotations.Component;
  import org.codehaus.plexus.component.annotations.Requirement;
  import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
  
  /**
   * @author Benjamin Bentmann
   */
  @Component(role = PluginManager.class)
  public class DefaultPluginManager implements PluginManager {
  
      @Requirement
      private PlexusContainer container;
  
      @Requirement
      private MavenPluginManager pluginManager;
  
      @Requirement
      private PluginVersionResolver pluginVersionResolver;
  
      @Requirement
      private PluginPrefixResolver pluginPrefixResolver;
  
      @Requirement
      private LegacySupport legacySupport;
  
      public void executeMojo(MavenProject project, MojoExecution execution, MavenSession session)
              throws MojoExecutionException, ArtifactResolutionException, MojoFailureException, ArtifactNotFoundException,
                      InvalidDependencyVersionException, PluginManagerException, PluginConfigurationException {
          throw new UnsupportedOperationException();
      }
  
      public Object getPluginComponent(Plugin plugin, String role, String roleHint)
              throws PluginManagerException, ComponentLookupException {
          MavenSession session = legacySupport.getSession();
  
          PluginDescriptor pluginDescriptor;
          try {
              pluginDescriptor = pluginManager.getPluginDescriptor(
                      plugin, session.getCurrentProject().getRemotePluginRepositories(), session.getRepositorySession());
  
              pluginManager.setupPluginRealm(pluginDescriptor, session, null, null, null);
          } catch (Exception e) {
              throw new PluginManagerException(plugin, e.getMessage(), e);
         }
 
         ClassLoader oldClassLoader = Thread.currentThread().getContextClassLoader();
         try {
             Thread.currentThread().setContextClassLoader(pluginDescriptor.getClassRealm());
 
             return container.lookup(role, roleHint);
         } finally {
             Thread.currentThread().setContextClassLoader(oldClassLoader);
         }
     }
 
     public Map<String, Object> getPluginComponents(Plugin plugin, String role)
             throws ComponentLookupException, PluginManagerException {
         MavenSession session = legacySupport.getSession();
 
         PluginDescriptor pluginDescriptor;
         try {
             pluginDescriptor = pluginManager.getPluginDescriptor(
                     plugin, session.getCurrentProject().getRemotePluginRepositories(), session.getRepositorySession());
 
             pluginManager.setupPluginRealm(pluginDescriptor, session, null, null, null);
         } catch (Exception e) {
             throw new PluginManagerException(plugin, e.getMessage(), e);
         }
 
         ClassLoader oldClassLoader = Thread.currentThread().getContextClassLoader();
         try {
             Thread.currentThread().setContextClassLoader(pluginDescriptor.getClassRealm());
 
             return container.lookupMap(role);
         } finally {
             Thread.currentThread().setContextClassLoader(oldClassLoader);
         }
     }
 
     public Plugin getPluginDefinitionForPrefix(String prefix, MavenSession session, MavenProject project) {
         PluginPrefixRequest request = new DefaultPluginPrefixRequest(prefix, session);
         request.setPom(project.getModel());
 
         try {
             PluginPrefixResult result = pluginPrefixResolver.resolve(request);
 
             Plugin plugin = new Plugin();
             plugin.setGroupId(result.getGroupId());
             plugin.setArtifactId(result.getArtifactId());
 
             return plugin;
         } catch (NoPluginFoundForPrefixException e) {
             return null;
         }
     }
 
     public PluginDescriptor getPluginDescriptorForPrefix(String prefix) {
         MavenSession session = legacySupport.getSession();
 
         PluginPrefixRequest request = new DefaultPluginPrefixRequest(prefix, session);
 
         try {
             PluginPrefixResult result = pluginPrefixResolver.resolve(request);
 
             Plugin plugin = new Plugin();
             plugin.setGroupId(result.getGroupId());
             plugin.setArtifactId(result.getArtifactId());
 
             return loadPluginDescriptor(plugin, session.getCurrentProject(), session);
         } catch (Exception e) {
             return null;
         }
     }
 
     public PluginDescriptor loadPluginDescriptor(Plugin plugin, MavenProject project, MavenSession session)
             throws ArtifactResolutionException, PluginVersionResolutionException, ArtifactNotFoundException,
                     InvalidVersionSpecificationException, InvalidPluginException, PluginManagerException,
                     PluginNotFoundException, PluginVersionNotFoundException {
         return verifyPlugin(plugin, project, session.getSettings(), session.getLocalRepository());
     }
 
     public PluginDescriptor loadPluginFully(Plugin plugin, MavenProject project, MavenSession session)
             throws ArtifactResolutionException, PluginVersionResolutionException, ArtifactNotFoundException,
                     InvalidVersionSpecificationException, InvalidPluginException, PluginManagerException,
                     PluginNotFoundException, PluginVersionNotFoundException {
         PluginDescriptor pluginDescriptor = loadPluginDescriptor(plugin, project, session);
 
         try {
             pluginManager.setupPluginRealm(pluginDescriptor, session, null, null, null);
         } catch (PluginResolutionException e) {
             throw new PluginManagerException(plugin, e.getMessage(), e);
         }
 
         return pluginDescriptor;
     }
 
     public PluginDescriptor verifyPlugin(
             Plugin plugin, MavenProject project, Settings settings, ArtifactRepository localRepository)
             throws ArtifactResolutionException, PluginVersionResolutionException, ArtifactNotFoundException,
                     InvalidVersionSpecificationException, InvalidPluginException, PluginManagerException,
                     PluginNotFoundException, PluginVersionNotFoundException {
         MavenSession session = legacySupport.getSession();
 
         if (plugin.getVersion() == null) {
             PluginVersionRequest versionRequest = new DefaultPluginVersionRequest(
                     plugin, session.getRepositorySession(), project.getRemotePluginRepositories());
             plugin.setVersion(pluginVersionResolver.resolve(versionRequest).getVersion());
         }
 
         try {
             return pluginManager.getPluginDescriptor(
                     plugin, project.getRemotePluginRepositories(), session.getRepositorySession());
         } catch (PluginResolutionException e) {
             throw new PluginNotFoundException(plugin, project.getPluginArtifactRepositories());
         } catch (PluginDescriptorParsingException | InvalidPluginDescriptorException e) {
             throw new PluginManagerException(plugin, e.getMessage(), e);
         }
     }
 }