import org.eclipse.aether.installation.InstallRequest;

/**
 * Maven GAV level metadata generator factory.
 *
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */
@Named(SnapshotMetadataGeneratorFactory.NAME)
@Singleton
@Deprecated(since = "4.0.0")
public class SnapshotMetadataGeneratorFactory implements MetadataGeneratorFactory {
    public static final String NAME = "snapshot";

    @Override

import org.eclipse.aether.installation.InstallRequest;

/**
 * Maven GA level metadata generator factory.
 *
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */
@Named(VersionsMetadataGeneratorFactory.NAME)
@Singleton
@Deprecated(since = "4.0.0")
public class VersionsMetadataGeneratorFactory implements MetadataGeneratorFactory {
    public static final String NAME = "versions";

    @Override

import org.apache.maven.toolchain.v4.MavenToolchainsStaxWriter;

/**
 * Handles serialization of toolchains into the default textual format.
 *
 * @deprecated since 4.0.0, use {@link MavenToolchainsStaxWriter} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultToolchainsWriter implements ToolchainsWriter {

    @Override

import org.codehaus.plexus.interpolation.InterpolationPostProcessor;
import org.codehaus.plexus.interpolation.RegexBasedInterpolator;

/**
 *
 * @since 3.3.0
 * @deprecated since 4.0.0, use {@code org.apache.maven.api.services.ToolchainsBuilder} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultToolchainsBuilder implements ToolchainsBuilder {

 * bounded queues, which either block or reject new elements when full.
 *
 * <p>This class is not thread-safe, and does not accept null elements.
 *
 * @author Kurt Alfred Kluever
 * @since 15.0
 */
@GwtCompatible
public final class EvictingQueue<E> extends ForwardingQueue<E> implements Serializable {

  private final Queue<E> delegate;

  @VisibleForTesting final int maxSize;

   * {@link #hashString}, usually with a charset of UTF-8. For other use cases, use {@code
   * hashUnencodedChars}.
   *
   * @since 15.0 (since 11.0 as hashString(CharSequence)).
   */
  HashCode hashUnencodedChars(CharSequence input);

  /**
   * Shortcut for {@code newHasher().putString(input, charset).hash()}. Characters are encoded using

   * {@link #hashString}, usually with a charset of UTF-8. For other use cases, use {@code
   * hashUnencodedChars}.
   *
   * @since 15.0 (since 11.0 as hashString(CharSequence)).
   */
  HashCode hashUnencodedChars(CharSequence input);

  /**
   * Shortcut for {@code newHasher().putString(input, charset).hash()}. Characters are encoded using

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

/**
 * Builds the effective toolchains from a user toolchains file and/or an installation toolchains file.
 *
 * @since 4.0.0
 */
@Experimental
public interface ToolchainsBuilder extends Service {

    /**
     * Builds the effective toolchains for the specified toolchains files.
     *

import org.apache.maven.api.di.Named;

/**
 * Component able to contribute to Maven session user properties. This SPI component is invoked
 * very early, while there is no session created yet.
 *
 * @since 4.0.0
 */
@Experimental
@Consumer
@Named
public interface PropertyContributor extends SpiService {
    /**
     * Invoked just before session is created with a mutable map that carries collected user properties so far.

import org.apache.maven.model.building.ModelProblemCollector;

/**
 * Handles inheritance of model values.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public interface InheritanceAssembler {

    /**
     * Merges values from the specified parent model into the given child model. Implementations are expected to keep