public synchronized class CollectionUtils { public void CollectionUtils(); public static java.util.Map mergeMaps(java.util.Map, java.util.Map); public static java.util.Map mergeMaps(java.util.Map[]); public static java.util.Collection intersection(java.util.Collection, java.util.Collection); public static java.util.Collection subtract(java.util.Collection, java.util.Collection); public static java.util.Map getCardinalityMap(java.util.Collection); public static java.util.List iteratorToList(java.util.Iterator);...

                public Type type() {
                    return null;
                }

                @Override
                public Map<String, PluginContainer> plugins() {
                    if ("JAR".equals(id)) {
                        return Map.of(
                                DEFAULT,
                                PluginContainer.newBuilder()
                                        .plugins(List.of(

        }
    }

    private void wireRealm(ClassRealm classRealm, List<String> parentImports, Map<String, ClassLoader> foreignImports) {
        if (foreignImports != null && !foreignImports.isEmpty()) {
            logger.debug("Importing foreign packages into class realm {}", classRealm.getId());

            for (Map.Entry<String, ClassLoader> entry : foreignImports.entrySet()) {

 * @since 4.0.0
 */
class DefaultModelTransformerContext implements ModelTransformerContext {
    final ModelProcessor modelLocator;

    final Map<String, String> userProperties = new ConcurrentHashMap<>();

    final Map<Path, Holder> modelByPath = new ConcurrentHashMap<>();

    final Map<GAKey, Holder> modelByGA = new ConcurrentHashMap<>();

    public static class Holder {
        private volatile boolean set;

@Experimental
@Consumer
public interface PropertyContributor extends SpiService {
    /**
     * Invoked just before session is created with a mutable map that carries collected user properties so far.
     *
     * @param userProperties The mutable user properties, never {@code null}.
     */
    void contribute(Map<String, String> userProperties);

 * under the License.
 */
package org.apache.maven.api.services;

import java.io.*;
import java.nio.ByteBuffer;
import java.nio.file.Path;
import java.util.Collection;
import java.util.Map;

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

/**
 * Checksum algorithms service.
 *
 * @since 4.0.0
 */

 *
 */
@Named
@Singleton
public class DefaultProfileInjector implements ProfileInjector {

    private static final Map<Model, Map<List<Profile>, Model>> CACHE = Collections.synchronizedMap(new WeakHashMap<>());

    // In order for the weak hash map to work correctly, we must not hold any reference to
    // the model used as the key.  So we use a dummy model as a placeholder to indicate that

     *
     * @see #getModuleInfo(Path)
     */
    private final Map<Path, PathModularization> moduleInfo;

    /**
     * Whether JAR files are modular. This map is redundant with {@link #moduleInfo},
     * but cheaper to compute when the module names are not needed.
     *
     * @see #getPathType(Path)
     */
    private final Map<Path, PathType> pathTypes;

    /**
     * Creates an initially empty cache.

        }

        @Override
        public Map<String, String> getUserProperties() {
            return Map.of();
        }

        @Override
        public Map<String, String> getSystemProperties() {
            return systemProperties;
        }

        @Override
        public Map<String, String> getEffectiveProperties(Project project) {

import static org.apache.maven.internal.impl.Utils.map;
import static org.apache.maven.internal.impl.Utils.nonNull;

public class DefaultSession extends AbstractSession implements InternalMavenSession {

    private final MavenSession mavenSession;
    private final MavenRepositorySystem mavenRepositorySystem;
    private final RuntimeInformation runtimeInformation;