@Named
@Deprecated(since = "4.0.0")
public class DefaultTypeProvider implements TypeProvider {
    @SuppressWarnings({"rawtypes", "unchecked"})
    @Override
    public Collection<Type> provides() {
        return (Collection) types();
    }

    public Collection<DefaultType> types() {
        return Arrays.asList(
                // Maven types

    /**
     * Creates an empty request.
     */
    public DefaultPluginPrefixRequest() {}

    /**
     * Creates a request for the specified plugin prefix and build session. The provided build session will be used to
     * configure repository settings. If the session has a current project, its plugin repositories and model will be
     * used as well.
     *

	r.mutex.Lock()
	defer r.mutex.Unlock()

	if r.refs == 0 {
		return os.ErrInvalid
	}

	r.refs--
	if r.refs == 0 {
		err = r.File.Close()
	}

	return err
}

// Provides a new initialized read locked struct from *os.File
func newRLockedFile(lkFile *LockedFile) (*RLockedFile, error) {
	if lkFile == nil {
		return nil, os.ErrInvalid
	}

	return &RLockedFile{
		LockedFile: lkFile,

import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;

import org.apache.maven.artifact.repository.metadata.Metadata;
import org.apache.maven.metadata.v4.MetadataStaxWriter;

/**
 * Provide public methods from {@link MetadataStaxWriter}
 *
 * @deprecated Maven 3 compatability - please use {@link MetadataStaxWriter}
 */
@Deprecated
public class MetadataXpp3Writer {

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Annotation used to mark fields that represent configuration properties.
 * This annotation provides metadata about how the configuration property
 * should be handled, including its source, type, default value, and whether it's read-only.
 *
 * @since 4.0.0
 */
@Experimental
@Documented

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

/**
 * Represents the result of resolving an artifact.
 * <p>
 * This interface provides access to resolved artifacts, their associated paths, and any related exceptions that
 * occurred during the resolution process.
 * </p>
 *
 * @since 4.0.0
 */
@Experimental

	if dir == "" {
		dir = getDefaultDir()
	}

	if dir == "" {
		if !dirSet {
			return nil, fmt.Errorf("missing option must be provided")
		}
		return nil, fmt.Errorf("provided option cannot be empty")
	}

	// Disallow relative paths, figure out absolute paths.
	dirAbs, err := filepath.Abs(dir)
	if err != nil {
		return nil, err
	}

import org.apache.maven.api.xml.XmlNode;
import org.apache.maven.project.ExtensionDescriptor;
import org.apache.maven.project.ExtensionDescriptorBuilder;
import org.codehaus.plexus.classworlds.realm.ClassRealm;

/**
 * Provides information about artifacts (identified by groupId:artifactId string key) and classpath elements exported by
 * Maven core itself or a Maven core extension.
 *
 * @since 3.3.0
 */
public class CoreExtensionEntry {

        Doc(
            """
            OpenAPI-specific examples.

            It will be added to the generated OpenAPI (e.g. visible at `/docs`).

            Swagger UI (that provides the `/docs` interface) has better support for the
            OpenAPI-specific examples than the JSON Schema `examples`, that's the main
            use case for this.

            Read more about it in the

### Return the error { #return-the-error }

After detecting that the credentials are incorrect, return an `HTTPException` with a status code 401 (the same returned when no credentials are provided) and add the header `WWW-Authenticate` to make the browser show the login prompt again: