* under the License.
 */
package org.apache.maven.logging;

import org.apache.maven.slf4j.MavenSimpleLogger;
import org.slf4j.MDC;

/**
 * Forwards log messages to the client.
 */
public class ProjectBuildLogAppender implements AutoCloseable {

    private static final String KEY_PROJECT_ID = "maven.project.id";
    private static final ThreadLocal<String> PROJECT_ID = new InheritableThreadLocal<>();

 * particular, this component can be changed or deleted without prior notice.
 *
 * @since 3.0
 */
@Named
@Singleton
public class DefaultLegacySupport implements LegacySupport {

    private static final ThreadLocal<AtomicReference<MavenSession>> SESSION = new InheritableThreadLocal<>();

    @Override
    public void setSession(MavenSession session) {

 * model inheritance.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultModelUrlNormalizer implements ModelUrlNormalizer {

    @Inject
    private UrlNormalizer urlNormalizer;

    public DefaultModelUrlNormalizer setUrlNormalizer(UrlNormalizer urlNormalizer) {

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

    @Override
    public void expandPluginConfiguration(Model model, ModelBuildingRequest request, ModelProblemCollector problems) {

 * Determines profile activation based on the project's packaging.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Named("packaging")
@Singleton
@Deprecated(since = "4.0.0")
public class PackagingProfileActivator implements ProfileActivator {

    @Override
    public boolean isActive(
            org.apache.maven.model.Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {

/**
 * Signals an error when adding a repository to the model resolver.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class InvalidRepositoryException extends Exception {

    /**
     * The repository that raised this error, can be {@code null}.
     */
    private Repository repository;

    /**

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

    @Override
    public void importManagement(
            Model target,
            List<? extends DependencyManagement> sources,

/**
 * Wraps another value source and intercepts interpolated expressions, checking for problems.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
class ProblemDetectingValueSource implements ValueSource {

    private final ValueSource valueSource;

    private final String bannedPrefix;

    private final String newPrefix;

import org.apache.maven.execution.DefaultMavenExecutionRequest;
import org.apache.maven.execution.MavenExecutionRequest;
import org.codehaus.plexus.classworlds.ClassWorld;

/**
 * CliRequest
 */
@Deprecated
public class CliRequest {
    String[] args;

    CommandLine commandLine;

    ClassWorld classWorld;

    String workingDirectory;

    File multiModuleProjectDirectory;

    Path rootDirectory;

/**
 * System {@link Logger}. Uses provided {@link PrintStream}s or {@link System#err} ones as fallback.
 * This logger is used in case of "early failures" (when no logging may be set up yet).
 */
public class SystemLogger implements Logger {
    private final PrintWriter out;
    private final Level threshold;

    public SystemLogger(@Nullable OutputStream out) {
        this(out, null);
    }