import java.util.concurrent.atomic.LongAdder;
import java.util.function.Predicate;
import java.util.stream.Stream;

import org.apache.maven.api.Constants;
import org.apache.maven.api.ProtoSession;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;

import static java.util.Objects.requireNonNull;

/**

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

import java.io.InputStream;
import java.io.Reader;
import java.net.URL;
import java.nio.file.Path;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Immutable;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.NotThreadSafe;

import org.apache.maven.project.DuplicateProjectException;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectSorter;

/**
 * Describes the interdependencies between projects in the reactor.
 *
 */
public class DefaultProjectDependencyGraph implements ProjectDependencyGraph {

    private final ProjectSorter sorter;

    private final List<MavenProject> allProjects;

import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Stream;

import org.apache.maven.api.Lifecycle;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.project.MavenProject;

public class BuildStep {
    public static final int CREATED = 0;
    public static final int PLANNING = 1;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api.services;

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

/**
 * A factory for {@link MessageBuilder}.
 *
 * @since 4.0.0
 */
@Experimental

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

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

/**
 * Enumeration defining different retention periods for cached data.
 * Each value represents a specific scope and lifetime for cached items.
 *
 * @since 4.0.0
 */
@Experimental
public enum CacheRetention {
    /**
     * Data should be persisted across Maven invocations.
     * Suitable for:

 * under the License.
 */
package org.apache.maven.model.path;

import java.io.File;

import org.apache.maven.model.Model;
import org.apache.maven.model.building.ModelBuildingRequest;

/**
 * Resolves relative paths of a model against a specific base directory.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.toolchain.building;

import java.util.ArrayList;
import java.util.List;

import org.apache.maven.building.Problem;
import org.apache.maven.toolchain.model.PersistedToolchains;

/**
 * Holds the result of the merged toolchains and holds the problems during this build, if any.
 *

import java.util.Set;
import java.util.TreeMap;
import java.util.stream.Collectors;

import org.apache.maven.artifact.ArtifactUtils;
import org.apache.maven.classrealm.ClassRealmRequest.RealmType;
import org.apache.maven.extension.internal.CoreExports;
import org.apache.maven.internal.CoreRealm;
import org.apache.maven.model.Model;
import org.apache.maven.model.Plugin;
import org.codehaus.plexus.classworlds.ClassWorld;

 * under the License.
 */
package org.apache.maven.repository.legacy.repository;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import java.util.Map;

import org.apache.maven.artifact.UnknownRepositoryLayoutException;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;