* java.io.BufferedReader#readLine()} but for all {@link Readable} objects, not just instances of
 * {@link Reader}.
 *
 * @author Chris Nokleberg
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class LineReader {
  private final Readable readable;
  private final @Nullable Reader reader;
  private final CharBuffer cbuf = createBuffer();

 *
 * @see ActivationProperty
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Named("property")
@Singleton
@Deprecated(since = "4.0.0")
public class PropertyProfileActivator implements ProfileActivator {

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {

 * model builder.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public interface ModelCache {

    /**
     * Puts the specified data into the cache.
     *
     * @param groupId The group id of the cache record, must not be {@code null}.

   *
   * @since 13.0
   */
  @CanIgnoreReturnValue
  public NullPointerTester ignore(Method method) {
    ignoredMembers.add(checkNotNull(method));
    return this;
  }

  /**
   * Ignore {@code constructor} in the tests that follow. Returns this object.
   *
   * @since 22.0
   */
  @CanIgnoreReturnValue

 * that conversion will be necessary in only one direction. At that time, this interface will be
 * officially discouraged.
 *
 * @author Kevin Bourrillion
 * @since 2.0
 */
@GwtCompatible
public interface Predicate<T extends @Nullable Object> {
  /**
   * Returns the result of applying this predicate to {@code input} (Java 8+ users, see notes in the

   |-->
  <pluginGroups>
    <!-- pluginGroup
     | Specifies a further group identifier to use for plugin lookup.
    <pluginGroup>com.your.plugins</pluginGroup>
    -->
  </pluginGroups>

  <!-- TODO Since when can proxies be selected as depicted? -->
  <!-- proxies
   | This is a list of proxies which can be used on this machine to connect to the network.

    }

    private DummyProxy identity() {
      return DummyProxy.this;
    }

    @Override
    public String toString() {
      return "Dummy proxy for " + interfaceType;
    }

    // Since type variables aren't serializable, reduce the type down to raw type before
    // serialization.
        private Object writeReplace() {
      return new DummyHandler(TypeToken.of(interfaceType.getRawType()));
    }
  }

 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingDeque}.
 *
 * @author Kurt Alfred Kluever
 * @since 12.0
 */
@J2ktIncompatible
@GwtIncompatible
public abstract class ForwardingDeque<E extends @Nullable Object> extends ForwardingQueue<E>
    implements Deque<E> {

  /** Constructor for use by subclasses. */

 */
package org.apache.maven.model.resolution;

/**
 * Signals an error when resolving the path to an external model.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class UnresolvableModelException extends Exception {

    /**
     * The group id of the unresolvable model.
     */
    private final String groupId;

    /**

/**
 * <p>
 * Logs debug output from the various lifecycle phases.
 * </p>
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 *
 * @since 3.0
 */
@Named
@Singleton
public class LifecycleDebugLogger {
    private final Logger logger = LoggerFactory.getLogger(getClass());

    public void debug(String s) {
        logger.debug(s);
    }