*
 * @since 4.0.0
 */
public class DefaultType implements Type, ArtifactType {
    private final String id;
    private final Language language;
    private final String extension;
    private final String classifier;
    private final boolean includesDependencies;
    private final Set<PathType> pathTypes;
    private final Map<String, String> properties;

    public DefaultType(
            String id,

        return (Collection) types();
    }

    public Collection<DefaultType> types() {
        return Arrays.asList(
                // Maven types
                new DefaultType(Type.POM, Language.NONE, "pom", null, false),
                new DefaultType(Type.BOM, Language.NONE, "pom", null, false),
                new DefaultType(Type.MAVEN_PLUGIN, Language.JAVA_FAMILY, "jar", null, false, JavaPathType.CLASSES),

        else:
            main_dict[key] = value


def get_value_or_default(
    first_item: Union[DefaultPlaceholder, DefaultType],
    *extra_items: Union[DefaultPlaceholder, DefaultType],
) -> Union[DefaultPlaceholder, DefaultType]:
    """
    Pass items or `DefaultPlaceholder`s by descending priority.

    The first one to _not_ be a `DefaultPlaceholder` will be returned.

        return bool(self.value)

    def __eq__(self, o: object) -> bool:
        return isinstance(o, DefaultPlaceholder) and o.value == self.value


DefaultType = TypeVar("DefaultType")


def Default(value: DefaultType) -> DefaultType:
    """
    You shouldn't use this function directly.

    It's used internally to recognize when a default value has been overwritten, even

 */
package org.apache.maven.internal.aether;

import org.apache.maven.api.PathType;
import org.apache.maven.api.Type;
import org.apache.maven.api.services.TypeRegistry;
import org.apache.maven.repository.internal.type.DefaultType;
import org.eclipse.aether.artifact.ArtifactType;
import org.eclipse.aether.artifact.ArtifactTypeRegistry;

import static java.util.Objects.requireNonNull;

class TypeRegistryAdapter implements ArtifactTypeRegistry {

import org.apache.maven.artifact.handler.manager.LegacyArtifactHandlerManager;
import org.apache.maven.eventspy.AbstractEventSpy;
import org.apache.maven.execution.ExecutionEvent;
import org.apache.maven.internal.impl.resolver.type.DefaultType;

import static java.util.function.Function.identity;
import static org.apache.maven.internal.impl.Utils.nonNull;

@Named
@Singleton

            val containingDescriptor = descriptor?.containingDeclaration
            if (containingDescriptor is ClassDescriptor && containingDescriptor.kind == ClassKind.ENUM_CLASS) {
                return containingDescriptor.defaultType.toKtType(analysisContext)
            } else {
                createErrorType()
            }
        }

    override val name: Name
        get() = withValidityAssertion { psi.nameAsSafeName }

import org.apache.maven.internal.impl.InternalSession;
import org.apache.maven.internal.impl.resolver.artifact.MavenArtifactProperties;
import org.apache.maven.internal.impl.resolver.type.DefaultType;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.artifact.ArtifactProperties;
import org.eclipse.aether.artifact.ArtifactType;
import org.eclipse.aether.artifact.ArtifactTypeRegistry;

                callableName = descriptor.name
            )
        }

    override val returnType: KtType
        get() = withValidityAssertion { enumDescriptor.defaultType.toKtType(analysisContext) }

    override val name: Name
        get() = withValidityAssertion { descriptor.name }

    private final byte[] ctype;

    private static byte[] defaultCtype = new byte[256];

    private final String str;

    private int colno = 0;

    private int ttype = TT_NOTHING;

    private String sval;

    private char[] buf = new char[20];

    private int peekc = NEED_CHAR;

    private byte peekct = 0;

    static {
        setup(defaultCtype);
    }

    /**
     * {@link Tokenizer}を作成します。