import java.util.ArrayList;
import java.util.Collection;

/**
 * This is the main graph data structure used by the RepositorySystem to present tree and graph objects.
 *
 *
 */
@Deprecated
public class MetadataGraph {
    /** all graph nodes */
    Collection<MetadataGraphNode> nodes;

    /** entry point for tree-like structures */
    MetadataGraphNode entry;

    public MetadataGraph(MetadataGraphNode entry) {

import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException;
import org.apache.maven.model.Dependency;

/**
 * Thrown if a dependency has an invalid version.
 *
 */
@Deprecated
public class VersionNotFoundException extends Exception {
    private Dependency dependency;

    private String projectId;
    private File pomFile;
    private InvalidVersionSpecificationException cause;

import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * Tests {@code MailingList}.
 *
 */
class MailingListTest {

    @Test
    void testHashCodeNullSafe() {
        new MailingList().hashCode();
    }

    @Test
    void testEqualsNullSafe() {
        assertFalse(new MailingList().equals(null));

import org.apache.maven.execution.MojoExecutionEvent;
import org.apache.maven.execution.MojoExecutionListener;
import org.apache.maven.plugin.MojoExecutionException;

@Named
@Singleton
public class DelegatingMojoExecutionListener implements MojoExecutionListener {
    private final List<MojoExecutionListener> listeners = new CopyOnWriteArrayList<>();

    @Override

import org.apache.commons.jxpath.ri.JXPathContextReferenceImpl;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.project.harness.Xpp3DomPointerFactory;

public class MojoExecutionXPathContainer {
    private JXPathContext context;

    static {
        JXPathContextReferenceImpl.addNodePointerFactory(new Xpp3DomPointerFactory());
    }

 * under the License.
 */
package org.apache.maven.project;

import java.io.File;

/**
 * Exception that occurs when the project list contains duplicate projects instead of ignoring one.
 *
 */
public class DuplicateProjectException extends Exception {
    private final String projectId;

    private final File existingProjectFile;

    private final File conflictingProjectFile;

    /**

import java.util.HashSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.SortedMap;
import org.jspecify.annotations.NullUnmarked;

@GwtCompatible
@NullUnmarked
public abstract class AbstractImmutableSortedMapMapInterfaceTest<K, V>
    extends SortedMapInterfaceTest<K, V> {
  public AbstractImmutableSortedMapMapInterfaceTest() {
    super(false, false, false, false, false);
  }

  @Override

@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class SetRemoveTester<E> extends AbstractSetTester<E> {
  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(absent = ZERO)
  public void testRemove_present() {
    getSet().remove(e0());
    assertFalse(

 * map types in non-GWT only, while GWT code will inherit the SortedMap/SortedSet overrides.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
abstract class AbstractSortedKeySortedSetMultimap<
        K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractSortedSetMultimap<K, V> {

  AbstractSortedKeySortedSetMultimap(SortedMap<K, Collection<V>> map) {

import java.util.Objects;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for Multimaps.filterEntries().asMap().
 *
 * @author Jared Levy
 */
@GwtIncompatible(value = "untested")
@NullUnmarked
public class MultimapsFilterEntriesAsMapTest extends AbstractMultimapAsMapImplementsMapTest {
  private static final Predicate<Entry<String, Integer>> PREDICATE =
      new Predicate<Entry<String, Integer>>() {
        @Override