package org.apache.maven.repository.internal;
   
   /*
    * 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.util.Collections;
  import java.util.HashSet;
  import java.util.Set;
  
  import javax.inject.Named;
  import javax.inject.Singleton;
  
  import org.apache.maven.model.building.DefaultModelBuilderFactory;
  import org.apache.maven.model.building.ModelBuilder;
  import org.eclipse.aether.impl.AetherModule;
  import org.eclipse.aether.impl.ArtifactDescriptorReader;
  import org.eclipse.aether.impl.MetadataGeneratorFactory;
  import org.eclipse.aether.impl.VersionRangeResolver;
  import org.eclipse.aether.impl.VersionResolver;
  
  import com.google.inject.AbstractModule;
  import com.google.inject.Provides;
  import com.google.inject.name.Names;
  
  public final class MavenAetherModule
      extends AbstractModule
  {
  
      @Override
      protected void configure()
      {
          install( new AetherModule() );
          bind( ArtifactDescriptorReader.class ) //
          .to( DefaultArtifactDescriptorReader.class ).in( Singleton.class );
          bind( VersionResolver.class ) //
          .to( DefaultVersionResolver.class ).in( Singleton.class );
          bind( VersionRangeResolver.class ) //
          .to( DefaultVersionRangeResolver.class ).in( Singleton.class );
          bind( MetadataGeneratorFactory.class ).annotatedWith( Names.named( "snapshot" ) ) //
          .to( SnapshotMetadataGeneratorFactory.class ).in( Singleton.class );
          bind( MetadataGeneratorFactory.class ).annotatedWith( Names.named( "versions" ) ) //
          .to( VersionsMetadataGeneratorFactory.class ).in( Singleton.class );
          bind( ModelBuilder.class ) //
          .toInstance( new DefaultModelBuilderFactory().newInstance() );
      }
  
      @Provides
      @Singleton
      Set<MetadataGeneratorFactory> provideMetadataGeneratorFactories( @Named( "snapshot" ) MetadataGeneratorFactory snapshot,
                                                                       @Named( "versions" ) MetadataGeneratorFactory versions )
      {
          Set<MetadataGeneratorFactory> factories = new HashSet<MetadataGeneratorFactory>();
          factories.add( snapshot );
          factories.add( versions );
          return Collections.unmodifiableSet( factories );
      }
  
  }