throw new ExtensionResolutionException(extension, e);
        }
    }

    private static UnaryOperator<String> createInterpolator(MavenExecutionRequest request) {
        Interpolator interpolator = new DefaultInterpolator();
        UnaryOperator<String> callback = v -> {
            String r = request.getUserProperties().getProperty(v);
            if (r == null) {

        } catch (PluginResolutionException | InterpolatorException e) {
            throw new ExtensionResolutionException(extension, e);
        }
    }

    private UnaryOperator<String> createInterpolator(MavenExecutionRequest request) {
        UnaryOperator<String> callback = v -> {
            String r = request.getUserProperties().getProperty(v);
            if (r == null) {

    }

    private static UnaryOperator<String> prefix(String prefix, UnaryOperator<String> cb) {
        return s -> {
            String v = null;
            if (s.startsWith(prefix)) {
                v = cb.apply(s.substring(prefix.length()));
            }
            return v;
        };
    }

    private static UnaryOperator<String> or(UnaryOperator<String>... callbacks) {
        return s -> {

 */
package org.apache.maven.cling.invoker.mvn;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.function.UnaryOperator;

import org.apache.maven.api.cli.mvn.MavenOptions;
import org.apache.maven.cling.invoker.LayeredOptions;

/**
 * Options that are "layered" by precedence order.
 *

import java.io.File;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.function.UnaryOperator;

import com.google.inject.AbstractModule;
import com.google.inject.Module;
import org.apache.maven.api.Constants;
import org.apache.maven.api.ProtoSession;
import org.apache.maven.api.cli.Logger;

    private List<String> footer;
    private Path location;
    private UnaryOperator<String> callback;
    boolean substitute = true;
    boolean typed;

    public MavenProperties() {}

    public MavenProperties(Path location) throws IOException {
        this(location, null);
    }

    public MavenProperties(Path location, UnaryOperator<String> callback) throws IOException {
        this.location = location;

    private List<String> footer;
    private Path location;
    private UnaryOperator<String> callback;
    boolean substitute = true;
    boolean typed;

    public MavenProperties() {}

    public MavenProperties(Path location) throws IOException {
        this(location, null);
    }

    public MavenProperties(Path location, UnaryOperator<String> callback) throws IOException {
        this.location = location;

        }
    }

    private SimpleProblemCollector validate(String pom) throws Exception {
        return validateEffective(pom, UnaryOperator.identity());
    }

    private SimpleProblemCollector validateRaw(String pom) throws Exception {
        return validateRaw(pom, UnaryOperator.identity());
    }

    @SuppressWarnings("SameParameterValue")

import java.util.LinkedHashSet;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.Consumer;
import java.util.function.UnaryOperator;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.DefaultParser;
import org.apache.commons.cli.DeprecatedAttributes;
import org.apache.commons.cli.HelpFormatter;

    protected String clusterName = "fesen";

    /** List of rewrite rules for document settings */
    protected final List<UnaryOperator<String>> docSettingRewriteRuleList = new ArrayList<>();

    /** List of rewrite rules for document mappings */
    protected final List<UnaryOperator<String>> docMappingRewriteRuleList = new ArrayList<>();

    /** Whether to use pipelines for document processing */