import java.util.concurrent.atomic.AtomicReference;
import java.util.function.BiConsumer;
import java.util.function.Supplier;
import java.util.function.UnaryOperator;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.apache.maven.api.Session;
import org.apache.maven.api.VersionRange;
import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.di.Inject;

            if (results.stream()
                    .flatMap(r -> r.getProblems().stream())
                    .anyMatch(p -> p.getSeverity() != org.apache.maven.model.building.ModelProblem.Severity.WARNING)) {
                org.apache.maven.model.building.ModelProblem cycle = results.stream()
                        .flatMap(r -> r.getProblems().stream())

import java.util.function.Function;
import java.util.function.Supplier;
import java.util.function.UnaryOperator;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.StreamSupport;

import org.apache.maven.api.di.Inject;
import org.apache.maven.api.di.Named;
import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.model.Activation;