/*
    * 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.archetype.source;
  
  import javax.inject.Named;
  import javax.inject.Singleton;
  
  import java.io.File;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.Reader;
  import java.util.List;
  
  import org.apache.maven.archetype.catalog.Archetype;
  import org.apache.maven.archetype.catalog.ArchetypeCatalog;
  import org.codehaus.plexus.util.xml.XmlStreamReader;
  import org.eclipse.aether.RepositorySystemSession;
  import org.eclipse.aether.repository.RemoteRepository;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * @author Jason van Zyl
   */
  @Named("internal-catalog")
  @Singleton
  public class InternalCatalogArchetypeDataSource extends CatalogArchetypeDataSource {
      private static final Logger LOGGER = LoggerFactory.getLogger(InternalCatalogArchetypeDataSource.class);
  
      @Override
      public ArchetypeCatalog getArchetypeCatalog(
              RepositorySystemSession repositorySession, List<RemoteRepository> remoteRepositories)
              throws ArchetypeDataSourceException {
          try (InputStream in = getClass().getClassLoader().getResourceAsStream(ARCHETYPE_CATALOG_FILENAME);
                  Reader reader = new XmlStreamReader(in)) {
              return readCatalog(reader);
          } catch (IOException e) {
              throw new ArchetypeDataSourceException("Error reading archetype catalog.", e);
          }
      }
  
      @Override
      public File updateCatalog(RepositorySystemSession repositorySession, Archetype archetype)
              throws ArchetypeDataSourceException {
          throw new ArchetypeDataSourceException("Not supported yet.");
      }
  }