1   package org.apache.maven.repository.internal;
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22  import java.util.Collections;
23  import java.util.HashSet;
24  import java.util.Set;
25  import javax.inject.Named;
26  import javax.inject.Singleton;
27  import com.google.inject.AbstractModule;
28  import com.google.inject.Provides;
29  import com.google.inject.name.Names;
30  import org.apache.maven.model.building.DefaultModelBuilderFactory;
31  import org.apache.maven.model.building.ModelBuilder;
32  import org.eclipse.aether.impl.ArtifactDescriptorReader;
33  import org.eclipse.aether.impl.MetadataGeneratorFactory;
34  import org.eclipse.aether.impl.VersionRangeResolver;
35  import org.eclipse.aether.impl.VersionResolver;
36  import org.eclipse.aether.impl.guice.AetherModule;
37  
38  public final class MavenResolverModule
39      extends AbstractModule
40  {
41  
42      @Override
43      protected void configure()
44      {
45          install( new AetherModule() );
46          bind( ArtifactDescriptorReader.class ).to( DefaultArtifactDescriptorReader.class ).in( Singleton.class );
47          bind( VersionResolver.class ).to( DefaultVersionResolver.class ).in( Singleton.class );
48          bind( VersionRangeResolver.class ).to( DefaultVersionRangeResolver.class ).in( Singleton.class );
49          bind( MetadataGeneratorFactory.class ).annotatedWith( Names.named( "snapshot" ) )
50              .to( SnapshotMetadataGeneratorFactory.class ).in( Singleton.class );
51  
52          bind( MetadataGeneratorFactory.class ).annotatedWith( Names.named( "versions" ) )
53              .to( VersionsMetadataGeneratorFactory.class ).in( Singleton.class );
54  
55          bind( ModelBuilder.class ).toInstance( new DefaultModelBuilderFactory().newInstance() );
56      }
57  
58      @Provides
59      @Singleton
60      Set<MetadataGeneratorFactory> provideMetadataGeneratorFactories(
61          @Named( "snapshot" ) MetadataGeneratorFactory snapshot,
62          @Named( "versions" ) MetadataGeneratorFactory versions )
63      {
64          Set<MetadataGeneratorFactory> factories = new HashSet<>( 2 );
65          factories.add( snapshot );
66          factories.add( versions );
67          return Collections.unmodifiableSet( factories );
68      }
69  
70  }