*/
@Deprecated(since = "4.0.0")
public interface ModelNormalizer {

    /**
     * Merges duplicate elements like multiple declarations of the same build plugin in the specified model.
     *
     * @param model The model whose duplicate elements should be merged, must not be {@code null}.
     * @param request The model building request that holds further settings, must not be {@code null}.

new files. **Do not add RELNOTE=yes comments in CLs.** Instead, add a file to
the CL (or ask the author to do so).

At the end of the development cycle, the files will be merged by being
concatenated in sorted order by pathname. Files in the directory matching the
glob "*stdlib/*minor" are treated specially. They should be in subdirectories

 * but sometimes changes on release notes.md was brought to master and merged unnoticed,
 * e.g https://github.com/gradle/gradle/pull/25825
 *
 * This script is to check if there is any merge commit that brings changes from release branch to master.
 *
 * Usage (Java 11+ single-file source execution):
 *   java .teamcity/scripts/CheckBadMerge.java < commits.txt
 *
 * If any "bad" merge commit is found, it will print the details and exit with non-zero code.

 */
@Deprecated(since = "4.0.0")
public interface DependencyManagementInjector {

    /**
     * Merges default values from the dependency management section of the given model into itself.
     *
     * @param model The model into which to merge the values specified by its dependency management sections, must not
     *            be <code>null</code>.

 */
@Deprecated(since = "4.0.0")
public interface PluginManagementInjector {

    /**
     * Merges default values from the plugin management section of the given model into itself.
     *
     * @param model The model into which to merge the values specified by its plugin management section, must not be
     *            <code>null</code>.

import org.apache.maven.model.merge.MavenModelMerger;
import org.codehaus.plexus.util.StringUtils;

/**
 * Handles normalization of a model.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultModelNormalizer implements ModelNormalizer {

    private DuplicateMerger merger = new DuplicateMerger();

    @Override

public interface InheritanceAssembler {

    /**
     * Merges values from the specified parent model into the given child model. Implementations are expected to keep
     * parent and child completely decoupled by injecting deep copies of objects into the child rather than the original
     * objects from the parent.
     *
     * @param child The child model into which to merge the values inherited from the parent, must not be

@Deprecated(since = "4.0.0")
public interface ProfileInjector {

    /**
     * Merges values from the specified profile into the given model. Implementations are expected to keep the profile
     * and model completely decoupled by injecting deep copies rather than the original objects from the profile.
     *
     * @param model The model into which to merge the values defined by the profile, must not be <code>null</code>.

    }

    /**
     * Merges this result with another result, combining the sets of POMs.
     * This allows proper aggregation of results from multiple strategies without double-counting.
     */
    public UpgradeResult merge(UpgradeResult other) {
        Set<Path> mergedProcessed = new HashSet<>(this.processedPoms);

     * commit was made.
     * <p>
     * This approach doesn't work with merge commits as these can introduce commits in the chronological order
     * after the fact e.x. a merge done today can add commits dated with yesterday so the result will no longer be
     * deterministic.
     * <p>
     * We don't use merge commits, but for additional safety we check that no such commits exist in the time period